Section 01340 - 1 Shop Drawings, Product Data and Samples

Section 01340 - 1

Shop Drawings, Product Data and Samples

SECTION 01340

SHOP DRAWINGS, PRODUCT DATA AND SAMPLES

PART 1 - GENERAL

1.01 SUMMARY

This Section includes the preparation and submission of shop drawings, product data, and samples as specified herein and in the various sections of these specifications. The requirements specified herein are in addition to requirements for shop drawings, product data, samples, materials lists, substitutions of materials, or other submittals specified elsewhere in these specifications. The Conditions of the Contract and the other sections of

Division 1 apply to this section as fully as if repeated herein. (Refer to "Special

Conditions").

1.02 GENERAL SUBMITTAL PROCEDURES

A. SCHEDULING: Extension of Contract time will not be granted because of the Contractor's failure to make timely submittals. Do not purchase materials or equipment or begin construction activities covered by the required submittals until submittals have been reviewed, approved, and returned.

B. TRANSMITTAL: Accompany each submittal with a dated, signed and sequence numbered transmittal on forms prescribed by the Owner. Include information required by this form including project identification, name and address of Contractor and of subcontractor or supplier, a list of items included in the submittal, and identification of drawing numbers, specification section and paragraph numbers to which the submittal pertains, and space for Contractor's and Owner's review and approval stamp.

C. SETS AND COPIES: Provide for approval one complete set of each required submittal through EADOC system.

1.03 SHOP DRAWINGS AND PRODUCT DATA

A. SHOP DRAWINGS: The term "shop drawings" as used herein includes fabrication and installation, layout and setting drawings; wiring and control diagrams; and other drawings.

1. Check and verify all field measurements and submit for review, with such promptness as to cause no delay in the Work or in that of any

U:\Spec Jobs\W-204 2320 PZ 30in Reach 1\Specification\Technical Spec.DOC

Division 1

Section 01340 - 2

Shop Drawings, Product Data and Samples other contractor or subcontractor, all shop or setting drawings and schedules required for the construction activities of the various trades.

2. Drawings shall show all information required by the applicable technical section and shall be in sufficient detail as may be required to show that fabricated materials, equipment or systems, and the positions thereof conform to the Contract Documents.

3. Shop drawings shall establish the actual detail of fabricated items, indicate proper relation of adjoining construction, amplify design details of mechanical and electrical equipment in proper relation to physical spaces in the structure, and incorporate minor changes of design or construction to suit actual conditions. Shop drawings shall be drawn to scale and shall be completely dimensioned.

4. Prepare shop drawings on sheet of same size as contract drawings or on 8-1/2" x 11" three-hole punched vellum-type sheets suitable for both xerox reproduction.

5. Each shop drawing shall have a title block containing the following information:

(a) Name and location of the Project.

(b) Name and address of the Contractor.

(c) Name and address of the subcontractor, manufacturer, supplier or distributor as applicable.

(d) Name and address of Owner.

(e) Date, scale of drawings and identification number.

(f) Space for the Contractor's review and

Certification signed statement.

(g) Minimum 2 ½" x 4" space for Owner's review and approval stamp.

B. PRODUCT DATA: The term "product data" as used herein includes manufacturer's standard drawings, certificates of conformance, substantiating calculations and other data.

1. The data shall include all information required by the applicable technical section and shall be in sufficient detail to show that manufactured materials and equipment conform to the Contract

Documents.


Division 1

Section 01340 - 3

Shop Drawings, Product Data and Samples

2. Catalog Cuts: Clearly mark each copy to indicate the specific product or model as well as optional sizes, finishes or other features proposed for use. Delete inapplicable data.

1.04 SAMPLE

Furnish for review samples of the various materials, together with the finish thereon, as specified for and intended to be used on or in the Work. Submit samples to the Owner for review before purchasing, fabricating, applying, or installing such materials and finishes.

Submit samples, other than field samples, in duplicate. A cover letter shall accompany the sample and shall list all items being transmitted, designating their particular usage and location in the Work and shall be identified as to manufacturer, trade name, style, model.

One approved sample will be returned to the Contractor.

Approval of a sample shall not be taken in itself to change or modify any contract requirement. Materials, finishes, and workmanship in the completed building shall be equal in every respect to that of the approved sample.

A. The Owner will review the submittals with reasonable promptness, (refer to

Par. 1.08), and will affix the Owner's initials or signature as follows:

1. Submittals stamped "NO EXCEPTION TAKEN" require no further action, and fabrication or construction may proceed. The Owner will forward to the Contractor one (1) stamped copy through

EADOC of the submitted data, except where required otherwise for the Owner's review, approval and distribution to the Contractor.

2. Submittals stamped "MAKE CORRECTIONS NOTED" or

"APPROVED AS NOTED" require no further action, and fabrication or construction may proceed contingent upon all corrections being made as noted. Quantities returned will be as specified in paragraph 1.05.A.1.

3. Submittals stamped "REJECTED" or "REVISE AND RESUBMIT" require the Contractor to resubmit them with reasonable promptness, and no fabrication or construction may begin. The Owner will return to the Contractor one (1) marked copy of the submitted data through EADOC.

B. RESUBMITTALS: If first or subsequent submittal is stamped

"REJECTED" or "REVISE AND RESUBMIT", corrective action shall be taken and resubmittal procedure shall be the same as for first submittal.

Upon resubmitting, the Contractor shall direct specific attention in writing


Division 1

Section 01340 - 4

Shop Drawings, Product Data and Samples to Owner regarding any revisions other than those corrections requested by the Owner on the returned, original submittal or shop drawings.

C. The Owner will check and take action on such drawings and schedules only for conformance with the design concept of the Work and compliance with information given in the Contract Documents. When so directed by the

Owner, the Contractor shall make corrections required.

D. The Owner's review of shop drawings will be general only and shall not relieve the Contractor from responsibility for errors of any sort, for deviations from Drawings or Specifications, or for conflict with the construction activities of others that may result from such deviations.

Owner's review of a separate item does not indicate a review of an assembly in which the item functions.

A. DISTRIBUTION COPIES: The Contractor shall be responsible for obtaining required prints and for distribution to subcontractors.

Distribution copies shall be made from the transparency bearing the

Owner's stamp.

B. The Contractor shall check the drawings of his suppliers and subcontractors as well as his own drawings before submitting them. In particular, the

Contractor shall ascertain that the drawings meet all requirements of the

Contract Drawings and Specifications and conform to the structural and space conditions. If such shop drawings show variations from Contract

Documents, whether because of standard shop practice or other reasons, the

Contractor shall clearly describe such variations including other changes required to correlate the construction in his letter of transmittal.

C. Each submittal by the Contractor shall have the following Certification

Statement, signed by the Contractor:

"Certification Statement: By this submittal, I hereby represent that I have determined and verified all field measurements, field construction criteria, materials, dimensions, catalog numbers and similar data and I have checked and coordinated each item with other applicable submittals and other requirements of the contract documents."

All non-certified submittals will be returned to the Contractor without action taken by the Owner or Engineer and any delays caused thereby shall be the responsibility of the Contractor.

D. Submittals shall be complete in all respects. If the submittals show any deviations from the requirements of the contract documents because of


Division 1

Section 01340 - 5

Shop Drawings, Product Data and Samples standard shop practices or other reasons, the deviations and the reasons therefore shall be set forth in the letter of transmittal.

E. By submitting the submittals, the Contractor represents that the material, equipment, and other work shown thereon conforms to the contract documents, except for the deviations set forth in the letter of transmittal.

1.07 REVISIONS

A. GENERAL: Revisions indicated on the submittals shall be considered as changes necessary to meet the requirements of the Contract Documents and shall not be taken on the basis of claims for extra work.

B. ADDITIONAL SUBMITTAL REVIEW COSTS: It is considered reasonable that the Contractor shall make a complete and acceptable submission to the Owner by the second submission of a submittal item. The

Owner reserves the right to withhold monies due to the Contractor to cover additional costs of the Owner's review beyond the second submission.

A. SEQUENCING AND SCHEDULING: The sequencing and scheduling of submittals shall be in accordance with the priority established in the approved construction schedule. Submittals that affect the critical path and near-critical path work items and large equipment submittals shall be scheduled to provide the greatest amount of float possible.

1. Submittals shall be made far enough in advance of scheduled dates of installation to provide the time for reviews, for securing necessary approvals, for possible revision and resubmittal, and for placing orders and securing delivery.

2. When delay is caused by the need for resubmission of submittals, the contractor will not be entitled to damages or extension of time on account of the delay.

B. SUBMITTAL REVIEW/RETURN DURATION REQUIREMENTS:

1. Fifteen (15) working days shall be scheduled for the Engineer's review of each submittal. Ten (10) working days shall also be scheduled for review of each resubmittal.

2. The following are exceptions to the ten (10) working-day response period:


Division 1

Section 01340 - 6

Shop Drawings, Product Data and Samples a. Certifications and other items submitted for informational purposes: No response unless the submittal is deficient or a response is otherwise specified. b. Technical review of manuals: 30 working days.

1.09 APPROVALS

Approval of shop drawings will be general and shall not relieve the Contractor from the responsibility for proper fitting and construction of the work, nor from furnishing the material and work required which may not be indicated on the approved shop drawings; neither does it relieve him from responsibility for misfits and deficient work due to errors in shop drawings and submittals.

PART 2 - PRODUCTS (Not Applicable)

PART 3 - EXECUTION (Not Applicable)

END OF SECTION 01340


Division 1

Section 03480 - 1

Precast Concrete Vaults and Manholes

SECTION 03480

PRECAST CONCRETE VAULTS AND MANHOLES

PART 1 - GENERAL

1.01 DESCRIPTION

This section covers the requirements for furnishing and installing precast vaults and manholes as indicated on the Contract Drawings. Under these specifications, a company regularly engaged in the manufacturing of precast vaults and manholes, as approved by the District, shall be required to furnish, deliver and properly set in place the specified precast concrete products.

A. SHOP DRAWINGS AND SUBMITTALS: Section 01340.

B. EARTHWORK AND SITE PREPARATION: Section 02200.

C. CAST-IN-PLACE CONCRETE: Section 03300

D. EPOXY COATING FOR CONCRETE WASTEWATER STRUCTURES:

Section 09872

The precast vault/manhole manufacturer shall guarantee all materials and workmanship of items furnished under these specifications shall be free from defects for a period of one year after final completion and acceptance of the contract work. All defective materials or workmanship found to be deficient with respect to any provisions of these specifications or referenced standards shall be repaired or replaced as approved by

District, at no additional cost to the District. Submit, for the District's acceptance, manufacturer's standard warranty document executed by authorized company official.

Manufacturer's warranty is in addition to and not a limitation of, other rights the District may have under the Contract Documents.

A. GENERAL: Except as modified or supplemented herein, all precast concrete vaults and manholes shall conform to the applicable requirements of the ASTM and ACI Standards.


Division 3

Section 03480 - 2

Precast Concrete Vaults and Manholes with the recommendations of the Precast Concrete Institute (PCI), unless otherwise indicated in this Section.

2. Concrete Reinforcing Steel Institute, "Manual of Standard

Practice".

1.05 SUBMITTALS

A. GENERAL: Submit shop drawings, including related details and data in accordance with Section 01340.

B. CALCULATIONS: Submit design calculations and complete drawings signed and stamped by a Civil or Structural Engineer registered in the

State of California.

C. JOINT SEALANTS: Submit joint sealing compound for watertight joints.

D. CONCRETE: Submit concrete mix design.

E. INSTALLATION PROCEDURES: Submit manufacturer's recommended installation procedures.

F. COVERS AND HATCHES: Submit covers and hatches as indicated on the Contract Drawings.

G. CERTIFICATION: A statement shall be submitted giving the qualifications of the precast concrete fabricator, and evidence that the manufacturer is PCI certified.

1.06 PLANT REQUIREMENTS AND QUALITY ASSURANCE

A. GENERAL: All precast concrete vault and manhole sections, including top slab and base slab (if applicable), shall be manufactured in a plant especially designed for that purpose. All units shall conform to the design shown on the Contract Drawings, and all work shall be conducted under strict controlled supervision.

B. PLANT INSPECTION: Plant manufacturer shall provide certification that all units conform to the applicable requirements, provisions and tolerances set forth in the applicable ASTM Standards and the provisions described herein. District reserves the right to have its Engineer or

Engineer's representative present prior to and during the concrete pour for the precast products. Contractor shall notify the District two (2) working


Division 3

Section 03480 - 3

Precast Concrete Vaults and Manholes days in advance of concrete pour for all precast products to be furnished under these Contract Documents.

A. GENERAL: Design loads shall consist of dead load, live load, impact, and in addition, loads due to water table, and any other loads which may be imposed on the structure.

B. WATER TABLE: For purposes of design, the water table shall be assumed at a level of four (4) feet below the top of the precast vault or manhole.

C. LIVE LOADS: Live loads shall be for H-20 and/or H-20-S16 per

AASHTO Standard Specifications for highway bridges with revisions.

Design wheel load shall be 16 kips. The live load shall be that loading which produces the maximum shears and bending moments in the structure. No live loads shall be considered when analyzing the vault or manhole for uplift caused by the specified water table level.

D. EARTH LOADS: Soil weight, allowable bearing pressure, active soil pressure and passive soil pressure shall be in accordance with the soils report. If no soils report is available, use Uniform Building Code values.

1.08 DELIVERY, STORAGE AND HANDLING

A. LIFTING AND SUPPORTING: Precast units shall be lifted and supported from design incorporated support points based on design calculations and provided with strong backs and other devices as required.

Lifting equipment shall be capable of handling units during manufacture, storage, transportation, erection, and fastening.

B. BLOCKING AND SUPPORTS:

Blocking and supports, lateral restraints and protective materials during transport and storage shall be clean, nonstaining, causing no harm to exposed surfaces. Lateral restraints shall be provided to prevent undesirable horizontal movement. Edges and exposed faces of units shall be protected to prevent straining, chipping, or spalling of concrete.

C. STORAGE: Precast units shall be stored off the ground in a manner to prevent warpage and shall be protected from weather, marring, and overload.


Division 3

PART 2 – PRODUCTS

2.01 MANUFACTURERS

Approved manufacturer's are:

1. Inland Concrete Enterprises, Inc.

2. Utility Vault Company

Section 03480 - 4


2.02 MATERIALS

A. CONCRETE: Concrete shall be 4,500 psi Class D in accordance with

Section 03300. Cement shall be low alkali. Use Type V cement for wastewater applications and Type II cement for non-wastewater applications.

B. REINFORCING STEEL: All reinforcing steel shall be intermediate or hard grade billet steel conforming to ASTM A-615/A-706. Bars other than 1/4" round, or smaller, shall be deformed in accordance with ASTM

A305.

C. COVERS AND HATCHES: Provide traffic rated or parkway rated spring-assisted, hinged covers and hatches as indicated on the Contract

Drawings.

D. COATING: For wastewater applications, field applied coating shall be in accordance with Section 09872 (Epoxy Coating for Concrete Wastewater

Structures).

2.03 FORMS

A. GENERAL: Forms shall be manufacturer's standard forms with smooth, hard, dense, and rigid casting surface; without bow and warpage, oil canning, or other imperfections.

B. FORM RELEASE AGENT: Form release agent shall be manufacturer's standard release agent, nonstaining, nonpetroleum based and shall be compatible with concrete surface sealer.

2.04 ACCESSORIES

Accessories shall be as indicated on the Contract Drawings. Plates, angles, anchors, and studs shall comply with ASTM A 666, Type 316L stainless steel.


Division 3

Section 03480 - 5


2.05 FABRICATION

Precast concrete units shall be fabricated in accordance with ACI 318 and PCI MNL-116.

Plant records and quality control program shall be maintained during production of precast units.

PART 3 – EXECUTION

3.01 HANDLING AND ERECTION

A. GENERAL: Before erecting, all relevant project site conditions shall be checked insofar as they affect the installation of precast elements.

Elements shall be erected in accordance with the referenced standards, drawings, Specifications, and District approved submittals, using competent craftspersons under the continuous supervision of the fabricator. Elements shall be accurately set in the positions assigned to them on the reviewed installation or erection drawings and securely anchored in final positions. All joints shall be sealed in strict conformity with detail drawings.

B. WORKMANSHIP: All field setting and installation shall be performed in a neat and workmanlike manner per the manufacturer's recommendations.

Defective workmanship and/or materials shall be subject to rejection.

All cracked, damaged, or otherwise defective precast elements, not feasible to repair, shall be replaced until acceptable to the District without additional cost to the District.

C. JOINTS: Precast sections and base slab shall be joined with an approved joint seal compound for a watertight joint.

1. Precast sections below the specified potential water table shall be securely fastened and restrained to prevent sections from pulling apart.

D. CAST-IN-PLACE CONCRETE BASES: Unless otherwise approved by

District, cast-in-place concrete bases shall cure a minimum of seven (7) days prior to setting of the precast vault or manhole sections.

E. PRECAST CONCRETE SECTIONS: Unless otherwise approved by the

District, all precast sections below the top 18" of the structure shall be comprised of section heights equal to, or greater than, 30 inches. The top

18" of the structures shall contain grade rings or sections 6 inches to 12 inches in height.

3.02 WATERPROOFING


Division 3

Section 03480 - 6


All buried exterior surfaces of concrete walls, including vaults and manholes, shall be protected from moisture with below-grade waterproofing system. Refer to Contract

Drawings and Section 07q30 (Bentonite Waterproofing) of the Technical Specifications.

3.03 TOLERANCES

Tolerances shall be in accordance with requirements of PCI MNL-117 and as follows:

A. VARIATION FROM PLANE OF LOCATION: 1/4-inch in 10 feet maximum.

B. OFFSET FROM TRUE ALIGNMENT BETWEEN TWO CONNECTING

MEMBERS: 1/4-inch maximum.



Division 3

SECTION 07120-1

Fluid Applied Waterproofing

SECTION 07120

FLUID APPLIED WATERPROOFING

PART 1 - GENERAL

1.01 DESCRIPTION

A. ELASTO-DECK B.T.: A black, liquid-applied, single-component, moisture-cured polyurethane system, designed to form a tough rubber membrane impervious to moisture.

1.

2.

3.

Type I: For horizontal surfaces.

Type II: For vertical surfaces.

Elasto-Thane 500: For cracks, voids and other surface irregularities.

A. The work to be completed under this section shall include the furnishing of all materials, labor, tools and equipment for the complete installation of

PACIFIC POLYMERS INTERNATIONAL, INC. Elasto-Deck B.T.

System where indicated on the drawings and as specified herein:

1. 90 Mils Thickness (Rough Surfaces)

Concrete grade b. Pre-cast and cast-in-place concrete structures

1. A licensed contractor approved by the manufacturer, PACIFIC

POLYMERS INTERNATIONAL, INC., or equal.

2. Be a licensed specialty contractor in the business of applying elastomeric membrane roofing and waterproofing for a minimum of five years.

Division 7


SECTION 07120-2


1. Certify in writing that applicator is approved for this type and size or project.

2. Before starting work, visit the site to inspect substrates and related work by others. Manufacturer shall be notified in writing 5 days prior to inspection.

3. Review the job from time to time during the progress of the waterproofing work and verify that products are being properly installed. Manufacturer should make note of any exceptions.

4. When the waterproofing is complete, deliver a letter from the manufacturer to the architect indicating compliance with the above.

1.04 SUBMITTALS

A. MANUFACTURER'S PRODUCT DATA: Submit copies of manufacturer's product literature and installation instructions to the

Engineer for review and approval.

B. SAMPLES: Submit samples of elastomeric membrane waterproofing on flat plywood board, approximately 2 ½" x 4".

1.05 PRODUCT DELIVERY AND STORAGE

Deliver materials to job site in sealed, undamaged containers. Each container shall be identified with material name, date of manufacture and batch number.

The Contractor shall examine the surfaces before any commencement of work. Concrete shall be properly dried and the surfaces shall be in proper condition to receive the coating system. If the Contractor considers any surface unsuitable for proper finish of any work, he shall not apply any material until the unsuitable surfaces have been made satisfactory.

1.07 GUARANTEE

All PACIFIC POLYMERS INTERNATIONAL, INC. products specified above shall be guaranteed against defects in manufacture for a period of three (3) years.

Guarantee shall include responsibility for ruptures caused by cracking in the substrate up to 1/8" in width.

Division 7


SECTION 07120-3


This guarantee shall remain in effect only if an approved licensed applicator has installed the system according to Manufacturer's specifications and the standard maintenance procedures are followed.

Extend, joint manufacturer/applicator warranties are available for specific projects.

PART 2 - PRODUCTS

2.01 GENERAL

Components shall be manufactured by PACIFIC POLYMERS INTERNATIONAL, INC. or shall be approved as compatible with materials manufactured by PACIFIC

POLYMERS INTERNATIONAL, INC., or equal.

2.02 ELASTOMERIC MEMBRANE WATERPROOFING SYSTEM

A. The system shall be PACIFIC POLYMERS INTERNATIONAL, INC.

Elasto-Deck B.T. System or equal.

1. 90 mils thick – Rough surfaces

1. Type II: For vertical surfaces.

2. Elasto-Thane 500: For cracks, voids and other surface irregularities.

A.

B.

SEALANTS: ELASTO-THANE 500.

BACKER ROD: Closed-cell Polyethylene rod, such as Ethafoam by Dow chemical.

C. FLASHING TAPE: Woven glass cloth tape.

D. PROTECTION COURSE: Minimum 1/8" thick APOC Protection Panel by Asphalt Products Oil Corp., or Amocor PB4 protection board or equal.

E. CLEANING MATERIALS: Elasto-Deck solvent or Xylene.

Division 7


SECTION 07120-4


PART 3 - EXECUTION

A. All surfaces must be clean and free of any oil, dirt, grease and other contaminants which will interfere with adhesion of the coatings. Surfaces shall be left broom lean.

3.02 PREPARATION

A. All surfaces must be clean and free of any oil, dirt, grease, and other contaminants which will interfere with adhesion of the coatings.

B. CONCRETE: All surfaces to receive elastomeric waterproofing system shall be completely cleaned by sandblasting or acid etching. If acid etching is used, a 10% to 15% muriatic acid solution applied by mop or broom, shall be allowed to remain on the surface approximately 10 minutes or until bubbling ceases. Surfaces shall then be thoroughly washed with clean water to remove all residue and shall be allowed to dry.

C. CRACKS AND CONTROL JOINTS:

1. Except for non-moving shrinkage cracks, all other cracks and joints must be sealed with Elasto-Thane 500, a single-component, moisture-cured sealant manufactured by PACIFIC POLYMERS

INTERNATIONAL, INC.

2. Large cracks, 1/16" and over, shall be routed out as required by the manufacturer and sealed with Elasto-Thane 500. Apply sealant to inside area of cracks only. Do not apply to concrete deck surfaces.

3. Seal secondary control and expansion joints with Elasto-Thane 500 sealant and backer rod.

3.03 APPLICATION

A. Apply elastomeric waterproofing system in accordance with the following specifications for PACIFIC POLYMERS INTERNATIONAL, INC.

Elasto-Deck B.T. System or equal.

System (90 Mils thickness) or equal.

1. All cracks 1/16" and over must be routed or saw cut and filled with

Elasto-Thane 50.

2. At intersections of membrane and vertical walls, columns, pipes and other penetrations, caulk a ¾" fillet bead at the meeting angle

Division 7


SECTION 07120-5

Fluid Applied Waterproofing using Elasto-Thane 500. Elasto-Thane 500 need not be cured before applying Elasto-Deck B.T. since they are completely compatible.

3.04 INSPECTION

A. The wet film thickness of each coat shall be checked during application by averaging numerous measurements taken with a film gauge and thickness shall be sufficient that when cured the dry film thickness will be as specified herein.

B.

4. After a 24 hour cure, apply a second coat of Elasto-Deck B.T. at the same 28.4 square feet per gallon to achieve a total dry film thickness of 90 mils.

All surfaces coated shall be visibly checked to insure area has not been missed and all holidays in the film are repaired.

C.

3. Apply by airless spray, roller brush or squeegee. The first coat of

Elasto-Deck B.T. at a rate of 28.4 square feet per gallon.

All coating work shall be subject to inspection at any time to insure strict compliance with the manufacturer's recommendations. Test areas shall be cut whenever requested by the architect to verify conformance to the specifications. Any unsatisfactory area shall be remedied by the applicator.

D. After the completed system is allowed to cure for 48 hours, pond testing may be performed. Set temporary dams and plug drains as required, and pond test all horizontal membranes with a minimum 3" depth of water for not less than 72 hours. Correct leakage and repeat test until water tight.

A. Install protection board on cured membrane, after testing, without delay, so that the period of exposure shall be minimized.

3.08 CLEAN-UP

A. At completion of construction work, remove all temporary protection and barricades from the work.

B. Clean all items of work. Examine all work and repair all damage. In the event damage is irreparable, remove and replace such items at no additional cost. Do all required touch-up to marred or abraded surfaces.

Leave entire work in condition acceptable to District.

Division 7


SECTION 07120-6


C. The Contractor shall at all times keep the project area free of excessive waste, materials and rubbish. Prior to completion of work, the Contractor shall remove all such waste, equipment, other property and tools from the project area.



Division 7

Section 07900-1

Joint Sealers

SECTION 07900

JOINT SEALERS

PART 1 - GENERAL

1.01 SUMMARY

A. SECTION INCLUDES: Sealant work required to weatherproof or waterproof joints in the building or in the structures, including interior sealant work. This section contains requirements pertaining to all weather sealing throughout the project and becomes a part of each and every section calling for sealing and calking, unless otherwise specified, as though written in full in each section.

B. RELATED DOCUMENTS: The Conditions of the Contract and Division

1 apply to this section as fully as if repeated herein.

1.02 REFERENCES

The editions of American Society for Testing and materials (ASTM) Standards referenced herein apply to the work only to the extent specified by the reference thereto.

1.03 SUBMITTALS

A. Submittal procedures and requirements are specified in Section 01340.

B. PRODUCT DATA: Submit copies of manufacturer's specifications, recommendations and installation instruction for each type of sealant and related material required. Include manufacturer's letter of certification, or certified test reports indicating that each material complies with the requirements specified herein and is suitable for the applications shown.

Indicate by transmittal that a copy of each instruction has been forwarded to the installer.

C. SAMPLES: Before ordering materials or their installation, submit samples indicating the color range available for each sealant material intended for installation in "exposed" locations. Materials installed before approval of color will be subject to removal and replacement with approved material. Color of finished sealant shall match approved samples.


Division 7

Section 07900-2

Joint Sealers

1.04 QUALITY ASSURANCE

A. MANUFACTURER'S QUALIFICATIONS: Obtain elastomeric sealants

B. INSTALLER'S QUALIFICATIONS: Employ a firm having a minimum of 5 years successful experience in the application of the types of materials required, and who agrees to employ skilled tradesmen for the work.


A. Deliver sealants to the site in unopened containers, labeled with the manufacturer's name, brand designation and date of manufacture.

B. only from manufacturers who will, if required, send a qualified technical representative to the project site to advise the installer of proper procedures and precautions for the use of these materials.

Store sealants in an area where they will not be subject to temperatures above 100 degrees F or below 40 degrees F. Do not store materials that have exceeded the manufacturer's recommended shelf life.

1.06 JOB CONDITIONS

Do not apply sealants when the ambient temperature is above 100 degrees F or below 40 degrees F or when the weather is foggy, or rainy.

1.07 WARRANTY

In addition to the warranty and correction of work requirements of the General

Conditions, work under this section shall be warranted against moisture penetration for a period of 5 years from the date of ''Notice of Completion". The written warranty shall include materials and labor required to repair leaks that develop. The warranty shall be signed by the sealant manufacturer, the sealant installer and the Contractor and shall be submitted in accordance with Section 01700.

PART 2 - PRODUCTS

2.01 MATERIALS

A. TYPE A SEALANT: Multiple component, self-leveling polyurethane based sealant conforming to ASTM C 920-87, Type M, Grade P. Class 25.

B. TYPE B SEALANT: Single or multiple component, nonsag polyurethane based sealant conforming to ASTM C 920-87, Type S or M, Grade NS,

Class 25. Do not use single component sealants when excessive movement is expected within the curing time of the sealant.


Division 7

Section 07900-3

Joint Sealers

C. SEALANT FOR SUBMERGED APPLICATION: Single or multiple component, non sag poly urethane based sealant conforming to Federal

Spec TT-S-227e and USASI # A116.1-1967. Sealant shall be suitable for bonding to concrete FRP, PVC, HDPE, steel. Sealant shall be Select Seal

U-227 Reservoir Grade as manufactured by Hubs Construction Specialties or approved equal.

D. FILLER: Polyurethane, open or closed cell foam, round in shape, with diameter never less than 30 percent greater than width of joint, nonstaining. Sealant manufacturer shall guarantee filler as being suitable for its intended use and entirely compatible with the sealant.

E. PRIMER: Product of manufacturer of sealant used.

F. LACQUER SEALER: Clear, as recommended by sealant manufacturer.

G. BOND BREAKER TAPE: Polyethylene tape or other tape as recommended by the sealant manufacturer. Provide self-adhesive tape whenever applicable.

H. COLORS: Colors of sealants shall be as follows:

•

Concrete flatwork - to match concrete.

•

Masonry Walls - to match mortar color.

•

Other locations -to match color of adjacent surface.

PART 3 - EXECUTION

3.01 EXAMINATIONS

Examine the joint surfaces, backing, and anchorages of units forming sealant rabbet, and the conditions under which the sealant work is to be performed for conditions that would adversely affect the performance of the sealant. Do not proceed with the sealant work until unsatisfactory conditions have been corrected. Start of sealant work constitutes acceptance of conditions.

A. Joints and spaces to be sealed shall be completely cleaned of all dirt, dust, mortar, oil, and other foreign materials which might adversely affect the joint sealing work. where necessary, degrease with an approved solvent or commercial degreasing agent. Surfaces shall be thoroughly dry before application of sealants.


Division 7

Section 07900-4

Joint Sealers

B. If recommended by manufacturer, remove paint and other protective coatings from surfaces to be calked before priming and sealant application.

C. Preparation of surfaces to receive sealant shall conform to the sealant manufacturer's specifications. Use air pressure or other approved methods to achieve required results. Use masking tape to keep sealants off surfaces that will be exposed in the finished work.

D. Sealants shall be installed in compliance with the details, square and perpendicular to the adjoining surfaces. Rounded off finishing will not be allowed.

A. POLYURETHANE SEALANT: The minimum joint width shall be i/4 inch and the depth shall be approximately one-half the width, but in no case less than 1/4 inch. Other width-to-depth ratios shall conform to the following:

JOINT DEPTH shall be:

Minimum Maximum

IF THE JOINT WIDTH is:

For Nonporous Surfaces.

1/4" to 1/2"

IF THE JOINT WIDTH is:

For Porous Surfaces

1/2 of width Equal to width

JOINT DEPTH shall be:

Minimum Maximum

Width

3.04 SEALANT APPLICATION SCHEDULE

A. TYPE A SEALANT: Use for all joints in concrete floors and paved surfaces subject to foot traffic.

B. TYPE B SEALANT: Use for all vertical joints in masonry walls on both exterior and interior of the building and for sealing around metal door and louver frames penetrating these surfaces.


Division 7

Section 07900-5

Joint Sealers

3.05 APPLICATION

A. Seal around all openings in exterior walls, and other locations indicated or required for waterproofing the building. Seal all other joints as herein specified, indicated, and required to properly complete the building.

B. Sealants shall be applied by experienced mechanics using specified materials and proper tools. Preparatory work (cleaning, etc.) and application of sealant shall be as specified herein and in accordance with the manufacturer's printed instruction and recommendations.

C. Concrete, masonry, and other porous surfaces, and other surfaces if recommended by the manufacturer, shall be primed before applying sealants. Primer shall be applied with a brush that will reach all parts of joints to be filled with sealant.

D. Sealants shall not be used when they become too jelled to be discharged in a continuous flow from the gun. Modification of sealants by addition of liquids, solvents, or powders will not be permitted.

E. Sealants shall be applied with guns having proper size nozzles. Sufficient pressure shall be used to fill all voids and joints solid. In sealing around openings, include entire perimeter of each opening, unless indicated or specified otherwise. Where the use of the gun is impracticable, suitable hand tools shall be used.

F. Sealed joints shall be neatly pointed on flush surfaces with beading tool, and internal corners with caving tool. Excess material shall be cleanly removed. Sealant, where exposed, shall be free of wrinkles and uniformly smooth. Sealing shall be complete before final coats of paint are applied.

3.06 MISCELLANEOUS JOINT SEALING WORK

The entire extent of sealing work is not necessarily fully or individually described herein.

Sealing shall be provided wherever required to prevent light leakage as well as moisture leakage. Refer to drawings for conditions and related parts of the work.

3.07 CLEANING

Clean surfaces of all materials adjoining sealed joints of any smears of sealant or other soiling due to sealant application.



Division 7

Section 07920-1

Sealant

SECTION 07920

SEALANT

PART 1 - GENERAL

1.01 SUMMARY

The work includes the furnishing and installing of sealing work required to weatherproof the vaults, including interior sealing, as indicated and as specified. The Conditions of the

Contract and Division 1 apply to this Section as fully as if repeated herein.

1.02 SUBMITTALS

A. SAMPLES: Submit for selection samples indicating the color range available for each sealant material intended for installation in exposed locations. Materials installed before selection of color will be subject to removal and replacement with approved material.

B. PRODUCT DATA: Submit manufacturer's technical data for each sealant material, including instructions for joint preparation and material application.

C. Refer to Section 01340 for number and manner of submittals.


Do not expose sealants to excessive heat, cold or other conditions that would adversely affect the serviceability of the materials. Do not store sealants past the shelf-life recommended by the manufacturer.

Apply sealants only when weather conditions are within the manufacturer's recommended limits for satisfactory installation.

PART 2 - PRODUCTS

A. VERTICAL APPLICATIONS: One or two component, non-sag, polyurethane base rubber compounds, which cure at normal temperature to a flexible firm rubber, tack free, paintable, in gun grade consistency.

Acceptable products include, but are not limited to the following:


Division 7

Pecora Corporation; Dynatrol I or II

Sonneborn Building Products; Sonnalastic NP 1 or NP 2

Mameco International, Inc.; Vulkem 116 or 227

Section 07920-2

Sealant

B. HORIZONTAL APPLICATIONS: Two component, self leveling, polyurethane base sealant. Acceptable products include, but are not limited to the following:

Mameco International, Inc.; Vulkem 245

Pecora Corporation; Urexpan NR-200

Sonneborn Building Products; Sonolastic Paving Joint Sealant

2.02 JOINT SEALANT BACKING

Provide sealant backing and packing for sealants which are non-staining; resilient; compatible with joint substrates, sealants and primers; such as polyethylene rod, or neoprene, butyl, polyurethane, or other open cell foams, compatible with the sealant used.

A. PRIMERS: Quick-drying, colorless, nonstaining sealer of type and consistency recommended by the manufacturer of the sealant material for the particular surfaces to be sealed.

B. CLEANERS: Non-staining chemical cleaner of type acceptable to manufacturer of sealant and sealant backing materials which are not harmful to substrates and adjacent nonporous materials.

C. MASKING TAPE: Non-staining, non-absorbent type compatible with joint sealants and to surfaces adjacent to joints.

PART 3 - EXECUTION

3.01 INSPECTION

Inspect joint sizes and surfaces before start of work. Do not start work until deficiencies or other conditions that would adversely affect performance, installation or quality of the application have been corrected. Start of work constitutes acceptance of joint surfaces.

3.02 PREPARATION

Clean joints and spaces to be sealed of dirt, dust, mortar, oil, and other foreign materials which might adversely affect the sealant work. Where necessary, degrease with an


Division 7

Section 07920-3

Sealant approved solvent or commercial degreasing agent. Allow surfaces to dry thoroughly before application of sealants.

If recommended by manufacturer, remove paint and other protective coatings from surfaces to be sealed before priming and sealant application.

Enclose joints on 3 sides. Where grooves for adequate sealing have not been provided, clean out suitable grooves to the depth required or as indicated and grind to a minimum width of 1/4 inch without damage to the adjoining work. Grinding not required on metal surfaces.

Prepare surfaces to receive sealant in accordance with sealant manufacturer's specifications. Use air pressure or other approved methods to achieve required results.

Use masking tape to keep sealant off surfaces that will be exposed in the finished work.

3.03 APPLICATION

A. Seal around openings in exterior walls, and other locations indicated or required for waterproofing the building. Seal other joints as specified, indicated, and required to properly complete the building.

B. Apply sealants using specified materials and proper tools.

C. JOINT PRIMING: Prime concrete and other porous surfaces, and other surfaces if recommended by the manufacturer, before applying sealant.

Apply primer with a brush that will reach all parts of joints to be filled with sealant.

D. JOINT BACKING: Fill joints and spaces deeper than 1/2 inch with packing to within 1/2 inch of the surface. Fill joints to provide a minimum of 3/8 inch in depth of sealant in all joints 1/2 inch in depth or deeper.

E. Do not use sealants when they become too jelled to be discharged in a continuous flow from the gun. Modification of sealants by addition of liquids, solvents, or powders will not be permitted.

F. Apply sealants with guns having proper size nozzles. Use sufficient pressure to fill all voids and joints solid. In sealing around openings, include entire perimeter of each opening, unless indicated or specified otherwise. Where the use of the gun is impracticable, use suitable hand tools.

G. Point sealed joints neatly on flush surfaces with beading tool, and internal corners with eaving tool. Remove excess material cleanly. Finish exposed sealant free of wrinkles and uniformly smooth. Complete sealant before final coats of paint are applied.


Division 7

Section 07920-4

Sealant


Division 7

Section 07920-5

Sealant

3.04 MISCELLANEOUS SEALING WORK

The entire extent of sealing work is not necessarily fully or individually described herein.

Provide sealing wherever required to prevent light leakage as well as moisture leakage.

Refer to drawings for conditions and related parts of the work.

3.05 CLEANING

Clean surfaces of materials adjoining sealed joints of smears of sealant or other soiling due to sealing application.



Division 7

Section 16111 - 1

Conduits

SECTION 16111

CONDUITS

PART 1 - GENERAL

1.01 SECTION INCLUDES

A. PVC Coated Rigid Galvanized Steel conduit.

C. Liquid tight flexible metal conduit.

D. Fittings and conduit bodies.

1.03 REFERENCES

A. ANSI C80.1 - Rigid Steel Conduit, Zinc Coated.

B. ANSI/NEMA FB 1 - Fittings, Cast Metal Boxes, and Conduit Bodies for

Conduit and Cable Assemblies.

C. ANSI/NFPA 70 - National Electrical Code - 1993.

D. NECA "Standard of Installation."

E. NEMA RN 1 - Polyvinyl Chloride (PVC) Externally Coated Galvanized

Rigid Steel Conduit.

F. NEMA TC 3 - PVC Fittings for Use with Rigid PVC Conduit and Tubing.

1.04 DESIGN REQUIREMENTS

A. CONDUIT SIZE: ANSI/NFPA 70.

1.05 SUBMITTALS

A. Submit shop drawings in accordance with the General Conditions.

B. Submit product data for the following:


Division 16

Section 16111 - 2

Conduits

1. Conduit and fittings for each type specified.

2. Boxes.

3. Bodies, supports, and fasteners

C. PRODUCT DATA: Provide for PVC jacketed RGS conduit, RGS conduit, liquid tight flexible metal conduit, nonmetallic conduit, fittings, and cast ferroalloy conduit bodies.

1.06 PROJECT RECORD DOCUMENTS

A. Accurately record actual conduits and routing of all underground conduits.

1.07 REGULATORY REQUIREMENTS

A. Conform to requirements of ANSI/NFPA 70.

B. Furnish products listed and classified by Underwriters Laboratories, Inc., as suitable for purpose specified and shown.

1.08 PROJECT CONDITIONS

A. Verify that field measurements are as shown on drawings.

B. Verify routing and termination locations of conduit prior to rough-in.

C. Conduit routing is shown on Drawings in approximate locations unless dimensioned. Route as required to best suit field conditions.


Division 16

Section 16111 - 3

Conduits

1.09 QUALITY CONTROL

A. NEMA COMPLIANCE: Comply with NEMA standards pertaining to conduits and components.

B. UL COMPLIANCE AND LABELING: Comply with requirements of UL standards pertaining to electrical conduits and components. Provide conduits and components listed and labeled by UL.

PART 2 – PRODUCTS

A. MINIMUM SIZE: 3/4 inch unless otherwise specified.

B. UNDERGROUND INSTALLATIONS: Use PVC coated galvanized steel conduit (excluding utility service conduits).

1. Minimum Size: 1 inch

A. RIGID STEEL CONDUIT: ANSI C80.1

B. FITTINGS AND CONDUIT BODIES: ANSI/NEMA FB 1; Steel or aluminum.

2.03 PVC COATED RIGID GALVANIZED STEEL METAL CONDUIT

A. DESCRIPTION: NEMA RN 1; rigid steel conduit with external PVC coating, 40 mil thick. Robroy or approved equal.

B. PVC-coated conduits shall be as manufactured by Robroy, Occidental

(OCCAL), Perma Cote or approved equal.

C. CONDUIT:

1. All conduits, prior to coating, shall conform to ANSI C80.1 and UL

6. Conduits shall be hot-dipped galvanized after threading.

2. The zinc surface shall be treated prior to coating to enhance the bond between metal and plastic.

3. Both interior and exterior of the conduit shall be coated with an epoxy acrylic primer of approximately 0.5-mil thickness.


Division 16

Section 16111 - 4

Conduits

4. The exterior coating shall be applied by dipping in liquid plastisol or other equal method which will produce a finished product conforming to NEMA 5-19-1986.

5. The thickness of the PVC coating shall be a minimum of 40 mil the full length of the conduit except the threads.

6. The bond between the PVC coating and the conduit surface shall be greater than the tensile strength of the plastic.

7. A chemically cured urethane coating of a nominal thickness of 2 mils shall be applied to the interior of all conduit.

8. The conduit shall be bendable without damage to the PVC or urethane coatings.

9. All threads shall have an added protection of a 2-mil clear urethane coating.

D. FITTINGS: Fittings and Conduit Bodies: ANSI/NEMA FB 1; steel fittings with external PVC coating Robroy or approved equal.

1. Fittings and elbows shall be coated similar to the conduits.

2. A loose coupling shall be furnished with each length of conduit. A

PVC coating shall be bonded to the outer surface of the coupling, and a PVC sleeve equal to the outside diameter of the uncoated conduit shall extend beyond both ends of the coupling approximately one pipe diameter or 2 inches whichever is smaller. The wall thickness of the sleeve shall be the same as the plastic coating on the pipe.

3. The PVC coating on the coupling shall be ribbed to enhance installation.

4. All hubs shall have PVC sleeves equal to those on the couplings.

5. All screws on Form 8 fittings shall be of stainless steel with encapsulated plastic heads.

6. All U bolts and RA clamps shall be sized to fit conduit, and the nuts shall be encapsulated in plastic.

7. Fittings shall otherwise be same as specified for rigid steel.


Division 16

Section 16111 - 5

Conduits

8. Elbows or bends exceeding 45 degrees shall be PVC coated and shall be of the same dimensions as specified for rigid steel longradius elbows.

E. Conduits and fittings shall conform to NEMA RN-1 and shall be manufactured by Robroy, Ocal Inc., or equal.

2.04 RIGID STEEL CONDUIT

A. RIGID STEEL CONDUIT AND FITTINGS: Conform to ANSI C80.1,

NEMA RN2, and UL 6, hot-dipped galvanized after threading. The zinc coating shall be flexible and shall not crack during bending.

B. FITTINGS:

1. Fittings and Conduit Bodies: ANSI/NEMA FB 1; material to match conduit.

2.

3.

Locknuts: Steel or malleable iron.

Bushings: Threaded type, steel or malleable iron, with 105°C rated plastic insulated throat. Plastic bushings with a temperature rating of 105°C may be used for conduits 1 inch and smaller.

4. Box Connectors for Damp and Wet Locations: Provide a watertight threaded hub on enclosure consisting of sealing fitting with tapered conduit thread, neoprene O-ring, and 105°C rated insulating throat with grounding and bonding lug.

5. Couplings: Threaded, hot-dipped galvanized after fabrication.

C. No running threads will be permitted. Provide union fittings for these locations.

2.05 LIQUIDTIGHT FLEXIBLE METAL CONDUIT

A. CONDUIT: Steel, UL-360 listed, PVC jacketed.

B. DESCRIPTION: Interlocked steel. Construction with PVC Jacket.

American Brass, Electroflex, or approved equal.

C. FITTINGS:

1. Conform to ANSI C33.84, UL listed for use with the conduit.


Division 16

Section 16111 - 6

Conduits

In sizes 1-1/4 inches and less UL listed for grounding. 2.

3. Made of steel or malleable iron, zinc plated, 105°C insulated throat, grounding and bonding lug.

2.06 NONMETALLIC CONDUIT

A. DESCRIPTION: NEMA TC 2; Schedule 40 PVC.

B. FITTINGS AND CONDUIT BODIES: NEMA TC 3.

C. Non-metallic conduits and fittings shall be manufactured by Carlon,

Condux, or approved equal.

A. GENERAL: Fittings shall comply with the same requirements as the raceway with which they will be used. Fittings having a volume less than

100 cubic inches for use with rigid steel conduit, shall be cast or malleable non-ferrous metal. Such fittings larger than one inch shall be "mogul size"

Fittings shall be of the gland ring compression type. Covers of fittings, unless in "dry" locations, shall be closed with gaskets. Surface-mounted cast fittings, housing wiring devices in outdoor and damp locations, shall have mounting lugs. Fittings used with PVC coated conduit shall have

PVC coating.

B. Insulated bushings shall be molded plastic or malleable iron with insulating ring, similar to O-Z Type A and B, equivalent types by Thomas

& Betts, Steel City, Appleton, Efcor, O-Z/Gedney, or approved equal.

C. Insulated grounding bushings shall be malleable iron with insulating ring and with ground lug, such as O-Z Type BL, equivalent types by T & B,

Steel City, Efcor, O-Z/Gedney, or approved equal.

D. Erickson couplings shall be used at all points of union between ends of rigid steel conduits which cannot be coupled. Running threads and threadless couplings shall not be used. Couplings shall be 3-piece type such as Appleton Type EC, equivalent types such as manufactured by T &

B, Steel City, Efcor, O-Z/Gedney, or approved equal.

E. Liquid-tight fittings shall be PVC coated or non-metallic type manufactured by O- Z/Gedney, or approved equal.

F. Hubs for threaded attachment of steel conduit to sheet metal enclosures, where required, shall be similar to Appleton Type HUB, equivalent types such as manufactured by T & B, Efcor, Myers Scrutite, or approved equal.


Division 16

Section 16111 - 7

Conduits

G. Transition fittings to mate steel to PVC conduit, and PVC access fitting, shall be as furnished or recommended by the manufacturer of the PVC. conduit.

Do not provide aluminum conduits, fittings, supports, or boxes.

2.10 CORROSION PROTECTIVE COATINGS FOR METAL CONDUIT

A. KOPPERS COMPANY: Bitumastic 505.

B. PORTER PAINT COMPANY: Super Tar Set.

C. CARBOLINE: Carbo-mastic.

PART 3 – EXECUTION

3.01 CONDUIT USAGE SCHEDULE

Install the following types of conduits and fittings in locations listed, unless otherwise noted in the drawings. Definitions and requirements of NEC apply unless specifically modified below. Installation of all buried or concealed conduit work shall be witnessed and approved by a District representative. Use of IMC conduit is not approved. Discuss use of IMC with District for each specific application. They must approve use before

IMC is allowed in spec.

A. MOISTURE BARRIER TYPES: Sealant shall be a nontoxic, non-shrink, non-hardening, putty-type hand-applied material providing an effective barrier under submerged conditions.

1.

2.

Material: Rigid galvanized steel conduit larger than 3 inches.

Minimum Size: 3/4 inch.

B. EXPOSED, WHERE AREA IS INDICATED AS “CORROSIVE AREA”:

1.

2.

Material: PVC-coated rigid steel conduit.



Division 16

Section 16111 - 8

Conduits

C. INTERIOR, EXPOSED, DRY, WET, AND DAMP LOCATIONS:

1.

2.

Material: Rigid galvanized steel conduit .


D. EMBEDDED IN CONCRETE SLABS OR WALLS AND MASONRY

WALLS:

1. Material: Rigid galvanized steel conduit.

2. Minimum Size: 3/4 inch.

E. IN EARTH, BELOW CONCRETE SLABS OR UNDERGROUND:

1. Material: Rigid nonmetallic conduit (PVC).

2. Minimum Size: 1 inch.

3. Conduit Stub-Ups: Provide PVC-coated rigid steel conduit elbows for stub-ups which connect to underground rigid PVC conduit.

Stub-ups concealed below floor or pad-mounted equipment may be

PVC Schedule 80. Stub-ups extending up to 6 inches above grade shall be PVC-coated rigid steel.

F. FINAL CONNECTIONS TO MOTORS, TRANSFORMERS,

VIBRATING EQUIPMENT, OR INSTRUMENTS:

1.

2.

3.

Material: Liquid-tight flexible conduit.


Length of liquid-tight flexible conduit shall be 3 feet or less, unless otherwise authorized by the District.

For runs that are not sized in drawings, compute the maximum conduit fill using NEC requirements for Type THW conductors (larger if applicable), although the actual wiring may be with types of conductors having smaller cross-sections.

3.03 CONDUIT INSTALLATION, GENERAL

A. Install conduit concealed unless specifically noted otherwise.


Division 16

Section 16111 - 9

Conduits

B. Run exposed conduits parallel and perpendicular to surface or exposed structural members and follow surface contours as much as practicable to provide a neat appearance.

C. Make right-angle bends in conduit runs with standard or long-radius elbows or conduits bent to radii not less than those specified for standard or long-radius elbows.

D. Buried conduits shall penetrate perpendicular to surface penetrated.

E. Make bends and offsets so that the inside diameter of conduit is not effectively reduced. Unless otherwise indicated, keep the legs of a bend in the same plane and the straight legs of offsets parallel.

F. Cap all conduits immediately after installation to prevent entrance of foreign matter.

G. Do not use diagonal runs except when specifically noted in the drawings.

H. Route exposed conduit to preserve headroom, access space, and work space.

I. Treat threaded joints of rigid steel conduit with T&B "Kopr-Shield" before installing fittings where conduit is in slabs and other damp or corrosive areas.

J. For PVC-coated rigid conduits, use manufacturer's recommended threading and installation tools.

3.

4.

5.

1.

2.

Terminate conduits with locknuts and bushings except where threaded hubs are specified.

Install conduits squarely to the box and provide one locknut outside the box and one locknut and bushing inside the box.

Install locknuts with dished side against the box.

When terminating in threaded hubs, screw the conduit or fitting tight into the hub.

When chase nipples are used, install conduits and coupling square to the box and tighten the chase nipple leaving no exposed threads.


Division 16

L.

M.

Section 16111 - 10

Conduits

Install exposed, parallel, or banked conduits together. Make bends in parallel or banked runs from the same centerline so that the bends are parallel. Factory elbows may be used in banked runs only where they can be installed parallel.

Conduit runs are shown schematically. Supports, pull boxes, junction boxes, and other ancillary equipment are not usually shown in drawings. If not shown, provide as required by NEC except that bends shall not exceed

270 degrees in total, between pull points. Provide additional boxes to permit pulling of wires without damage to the conductors or insulation.

Seal conduit entries with silicone sealant when conduit leaves an area identified as corrosive.

3.05 INSTALLATION

1. Where PVC conduit is installed underground in locations other than under concrete slab, provide 24-inch minimum cover.

Provide 3-inch minimum sand below and 3-inch minimum sandcement slurry with red color additive on top and sides of conduits.

Maintain a 12-inch minimum separation between conduit and other systems. Pitch conduit to drain away from buildings. Provide 6inch-wide red magnetically detectable warning tape 12 inches above conduits.

2. Where an underground utility distribution system is required, it shall be comprised of multiple runs of single bore non-metallic ducts, concrete encased, with steel reinforcing bars. When nonmetallic ducts are required, they shall be rigid Schedule 40 PVC for concrete encasement. The concrete envelope shall have a compression strength of 3,000 psi.

B. CONDUITS EMBEDDED IN CONCRETE AND BELOW SLABS

1.

2.

Install conduits and sleeves passing through slabs, walls, or beams so as not to impair the strength of construction. Secure conduit to prevent sagging or shifting during concrete pour.

Conduits larger than 1-1/2 inches in diameter may be embedded in structural concrete only after submittal and review of location and reinforcement details.


Division 16

3.

Section 16111 - 11

Conduits

Conduits and sleeves may be installed without specific permission, provided they are 1-1/2 inches or less in diameter and are spaced not less than three diameters on centers.

4. Install conduits in slabs other than slabs-on-grade as close to the middle of the slabs as practical without disturbing the reinforcement. Outside diameter of the conduit shall not exceed one-third times the slab thickness. Do not space parallel runs of conduit closer than three diameters on centers, except at cabinet and outlet box locations. Conduit must be installed deep enough for elbows to penetrate perpendicular to slab.

5. Conduits shown in or under slab-on-grade construction shall be installed below the floor slab and under curing or damp-proofing membranes. An exception may be made for conduit with an outside diameter not larger than 25% of the slab thickness, in which case, standards applying to slabs other than slab-on-grade may be used. Conduit must be installed deep enough for elbows to penetrate perpendicular to slab.

6. Perform trenching and backfill in accordance with Section 02223.

C. REQUIREMENTS FOR RIGID NONMETALLIC (PVC) CONDUIT

1. Comply with the installation provisions of NEMA TC2, except as modified below.

2. Make cuts with a fine tooth handsaw. For sizes 2 inches and larger, use a miter box or similar saw guide to assure a square cut.

3.

4.

Use factory-made couplings for joining conduit.

Cementing and joining operation shall not exceed 20 seconds. Do not disturb joint for 5 minutes, longer (up to 10 minutes) at lower temperatures. Make joints watertight. Joining procedure shall conform with detailed procedures of ASTM D 2855.

3.06 CONDUITS AND RACEWAYS

A. GENERAL: Raceways shall be installed as shown, however, conduit routings shown are diagrammatic. Raceway systems shall be electrically and mechanically complete before conductors are installed. Bends and offsets shall be smooth and symmetrical, and shall be accomplished with tools designed for the purpose intended. Factory elbows shall be used for all 3/4-inch conduit. Bends in larger sizes of metallic conduit shall be accomplished by the use of factory elbows as much as practical, Field


Division 16

Section 16111 - 12

Conduits bends are allowed but shall be minimized. All installations shall be in accordance with the latest edition of the National Electrical Code.

B. Raceways shall be installed in accordance with the following schedule:

Low Voltage Raceway (control, power, and communications): 1. a. Rigid Schedule 40 PVC shall be used for concrete encased duct in earth as used for installation of electrical service feeders. b. PVC-coated galvanized rigid steel raceways shall be used on outdoor exposed locations. a. Conduits shall be rigidly supported with clamps, hangers, and strut channels. b. Intervals between supports shall be in accordance with the

National Electric Code.

3. Analog signals shall be run in separate conduit from control and power wiring.

C. CONDUIT TERMINATIONS: Empty conduit terminations not in pullboxes shall be plugged. Exposed raceway shall be installed perpendicular or parallel to buildings except where otherwise shown.

Conduit shall be terminated with flush couplings at exposed concrete surfaces. Metallic raceways installed below-grade or in outdoor locations and in concrete shall be made up with a conductive waterproof compound applied to threaded joints. Compound shall be Zinc Clads Primer Coatings

No. B69A45, HTL-4 by Crouse-Hinds, Kopr Shield by Thomas & Betts, or approved' equal. Rodent proof all open floor conduits with silicon.

1. Where a run of concealed PVC conduit becomes exposed, a transition to rigid steel conduit is required. Such transition shall be accomplished by means of a factory elbow or a minimum 3-foot length of rigid steel conduit, either terminating at the exposed concrete surface with a flush coupling. Piercing of concrete walls by non-metallic runs shall be accomplished by means of a short steel nipple terminating with flush couplings.


Division 16

2.

Section 16111 - 13

Conduits

Flexible liquid tight conduit shall be used at locations for the connection of equipment such as motors, transformers, instruments, valves, or pressure switches subject to vibration or movement during normal operation or servicing. Flexible conduit may be used in lengths required for the connection of recessed lighting fixtures; otherwise the maximum length of flexible conduit shall be 18 inches. Connections made using flexible liquid-tight conduit shall be installed with a cast junction box for the make-up of connections. Flexible liquid tight conduits shall be as manufactured by American Brass, Cablec, Electroflex, or approved equal

4. Provide 3/16 inch nylon pull cord in each empty conduit for future use.

5. Use suitable caps to protect installed conduit against entrance of dirt and moisture during construction.

3.07 GROUNDING

A. Provide grounding in accordance with Section 16450.

B. Use grounding bushings for all conduits carrying a grounding conductor.

C. Provide a grounding conductor in flexible conduit, size conforming to

NEC Article 250.

A. Support conduit at intervals and at locations as required by the NEC. Do not use perforated strap or plumbers tape for conduit supports.

B. CONDUIT ON CONCRETE OR MASONRY: Use one-hole malleable iron clamps with pipe spacers (clamp backs) or preformed galvanized steel channels. Anchor with metallic expansion anchors and screws. Stainlesssteel expansion anchors shall be used where subject to moisture.

Galvanized expansion anchors may be used indoors except where subject to moisture, mounted on floor, or where area is identified as “corrosive.”

Shot-in fasteners are not allowed.

C. SUSPENDED CONDUIT: Use malleable iron, factory-made, split-hinged pipe rings with threaded suspension rods sized for the weight to be carried

(minimum 3/8 inch diameter); Kin-Line, Grinnell, Elcen, or equal. For grouped conduits, construct racks with threaded rods and tiered angle-iron or preformed channel cross members. Construct channel to limit deflection to 1/200 of span. Clamp each conduit individually to a cross


Division 16

Section 16111 - 14

Conduits member. Where rods are more than 2 feet long, provide rigid sway bracing.

D. SUPPORTS AT STRUCTURAL STEEL MEMBERS: Use Type 304 stainless-steel or malleable iron beam clamps. Drilling or welding may be used only where indicated on the drawings.

E. Where area or room is identified as "Corrosive Location," supports, hangers, preformed channels, and clamps shall be Type 304 stainless steel,

PVC coated steel, or fiberglass. Fiberglass support system shall be as manufactured by Omnistrut, Click, or equal. Bolts and nuts for stainless steel and PVC coated support systems shall be Type 304 stainless steel.

A. Unless otherwise indicated, dry-pack around conduits which penetrate concrete walls, floors, or ceilings.

B. Maintain the integrity of all damp-proofing and waterproofing membranes that are penetrated by conduits and boxes.

A. Repair or replace conduit damaged during or after installation.

B. Replace crushed or clogged conduit or any conduit whose inner surface is damaged or not smooth.

C. Repair cuts, nicks, or abrasions in the zinc coating of galvanized conduit with galvanizing repair stick, Enterprise Galvanizing "Galvabra" or equal.

D. Repair cuts, nicks, or abrasions in the PVC coating of PVC-coated conduit with the manufacturer's recommended PVC material and build up surface thickness to match the factory coating thickness and color.

A. Provide 200-pound strength pull cord in all empty conduits.

B. Provide a waterproof label on each end of the pull cords to indicate the destination of the other end.

C. Show coordinate dimensions of all stub-outs on as-constructed drawings.

Place a 1-inch by 12-inch by 12-inch concrete marker over all stub-outs and engrave with the words “Electrical Conduit.”


Division 16

Section 16111 - 15

Conduits

3.12

ADJUSTING AND CLEANING

Upon completion of installation of conduits and boxes, inspect interiors of conduits and boxes; clear all blockages; and remove burrs, dirt, and construction debris .



Division 16


Division 16

Section 01340 - 1 Shop Drawings, Product Data and Samples

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