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SECTION 33 05 16.13 - PRECAST CONCRETE UTILITY STRUCTURES
******************************************
This Section includes precast concrete utility structures and frames and covers used for subsurface drainage
and sewerage systems.
This Section includes provision for Work performed using unit price payment method when applicable.
Manufacturers found in SpecAgent for this Section were identified as representative and not as an
endorsement for meeting the requirements of this specification.
This Section includes performance, proprietary, and descriptive type specifications. Edit to avoid conflicting
requirements.
This Section includes the term Architect/Engineer. "Architect" is used in AIA contract documents;
"Engineer" is used in EJCDC contract documents. Retain appropriate term.
See the Drawing Coordination Considerations for information needed to coordinate this specification Section
with the Drawings.
******************************************
PART 1 GENERAL
1.1
SUMMARY
A. Section includes precast concrete utility structures:
1. Drainage system catch basins.
2. Drainage system inlets.
3. Drainage system junction boxes.
4. Drainage system sedimentation chambers.
5. Drainage system retention/diversion structures.
6. Sanitary sewer lift station pits.
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7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
B.
1.2
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Sanitary sewer lift station valve chambers.
Sanitary drain field dosing chambers.
Knock out boxes.
[Single cell] [and] [multiple cell] box culverts.
Oil water separators.
Grease interceptors.
Acid retention basins.
Triturator pits.
Irrigation well pits.
Valve pits.
End walls.
Pipe ends.
Frames and covers.
Access hatches.
Related Sections:
1. Section 03 10 00 - Concrete Forming and Accessories.
2. Section 03 20 00 - Concrete Reinforcing.
3. Section 03 30 00 - Cast-In-Place Concrete: Concrete type for manhole and structure
foundation slab construction.
4. Section 04 05 14 - Masonry Mortaring and Grouting: Mortar and grout.
5. Section 04 20 00 - Unit Masonry: Product requirements for clay brick units for use in
structure construction.
6. Section 31 23 16 - Excavation: Excavating for structures and foundation slabs.
7. Section 31 23 23 - Fill: Backfilling after structure installation.
8. Section 31 62 19 - Timber Piles: Pile support systems.
9. Section 33 31 00 - Sanitary Utility Sewerage Piping: Piping connections to structures.
10. Section 33 31 13 - Public Sanitary Utility Sewerage Piping: Piping connections to structures.
11. Section 33 41 00 - Storm Utility Drainage Piping: Piping connections to structures.
12. Section 33 41 13 - Public Storm Utility Drainage Piping: Piping connections to structures.
13. Section 33 42 13 - Pipe Culverts.
14. Section 33 42 13.13 - Public Pipe Culverts.
15. Section 33 71 19 - Electrical Underground Ducts and Manholes: Electrical and
communications utility structures.
UNIT PRICE - MEASUREMENT AND PAYMENT
******************************************
Use this article ONLY when work of this section is performed under unit price payment method. Delete this
article when payment is by Stipulated Sum/Price.
******************************************
A. Precast Concrete Utility Structures:
1. Basis of Measurement: By each [complete structure] <________>.
2. Basis of Payment: Includes excavating, concrete foundation slab, [concrete structure
sections,] cover frame and cover, to [indicated depth] [design depth of <________> feet
(<________> m)], forming and sealing pipe inlets and outlets.
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REFERENCES
******************************************
List reference standards included within text of this section. Edit the following for Project conditions.
LEED requires compliance with specific editions of referenced standards. Section 01 40 00 requires
compliance with the latest edition, except when a specific date is required by code. Consider including
publication dates for referenced standard in this section to ensure the correct standard is used for LEED
compliance.
******************************************
A. American Association of State Highway Transportation Officials:
1. AASHTO M306 - Drainage Structure Castings.
2. AASHTO S99-HB - Standard Specifications for Highway Bridges.
B.
American Concrete Institute:
1. ACI 318 - Building Code Requirements for Structural Concrete.
2. ACI 318M - Metric Building Code Requirements for Structural Concrete.
3. ACI 211.1 - Standard Practice for Selecting Proportions for Normal, Heavyweight and Mass
Concrete.
4. ACI 211.2 - Standard Practice for Selecting Proportions for Structural Lightweight Concrete.
C.
ASTM International:
1. ASTM A36/A36M - Standard Specification for Carbon Structural Steel.
2. ASTM A48/A48M - Standard Specification for Gray Iron Castings.
3. ASTM A82/A82M - Standard Specification for Steel Wire, Plain, for Concrete
Reinforcement.
4. ASTM A123/A123M - Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on
Iron and Steel Products.
5. ASTM A185/A185M - Standard Specification for Steel Welded Wire Fabric, Plain, for
Concrete Reinforcement.
6. ASTM A496 - Standard Specification for Steel Wire, Deformed, for Concrete
Reinforcement.
7. ASTM A497/A497M - Standard Specification for Steel Welded Wire Fabric, Deformed, for
Concrete Reinforcement.
8. ASTM A536 - Standard Specification for Ductile Iron Castings.
9. ASTM A615/A615M - Standard Specification for Deformed and Plain Billet-Steel Bars for
Concrete Reinforcement.
10. ASTM A706/A706M - Standard Specification for Low-Alloy Steel Deformed and Plain Bars
for Concrete Reinforcement.
11. ASTM A767/A767M - Standard Specification for Zinc-Coated (Galvanized) Steel Bars for
Concrete Reinforcement.
12. ASTM A775/A775M - Standard Specification for Epoxy-Coated Steel Reinforcing Bars.
13. ASTM A884/A884M - Standard Specification for Epoxy-Coated Steel Wire and Welded
Wire Reinforcement.
14. ASTM A996/A996M - Standard Specification for Rail-Steel and Axle-Steel Deformed Bars
for Concrete Reinforcement.
15. ASTM C31/C31M - Standard Practice for Making and Curing Concrete Test Specimens in
the Field.
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16. ASTM C33 - Standard Specification for Concrete Aggregates.
17. ASTM C39/C39M - Standard Test Method for Compressive Strength of Cylindrical
Concrete Specimens.
18. ASTM C138/C138M - Standard Test Method for Density (Unit Weight), Yield, and Air
Content (Gravimetric) of Concrete.
19. ASTM C143/C143M - Standard Test Method for Slump of Hydraulic Cement Concrete.
20. ASTM C150 - Standard Specification for Portland Cement.
21. ASTM C173/C173M - Standard Test Method for Air Content of Freshly Mixed Concrete by
the Volumetric Method.
22. ASTM C192/C192M - Standard Practice for Making and Curing Concrete Test Specimens
in the Laboratory.
23. ASTM C231 - Standard Test Method for Air Content of Freshly Mixed Concrete by the
Pressure Method.
24. ASTM C260 - Standard Specification for Air-Entraining Admixtures for Concrete.
25. ASTM C309 - Standard Specification for Liquid Membrane-Forming Compounds for
Curing Concrete.
26. ASTM C330 - Standard Specification for Lightweight Aggregates for Structural Concrete.
27. ASTM C443 - Standard Specification for Joints for Concrete Pipe and Manholes, Using
Rubber Gaskets.
28. ASTM C443M - Standard Specification for Joints for Concrete Pipe and Manholes, Using
Rubber Gaskets (Metric).
29. ASTM C494/C494M - Standard Specification for Chemical Admixtures for Concrete.
30. ASTM C618 - Standard Specification for Coal Fly Ash and Raw or Calcined Natural
Pozzolan for Use as a Mineral Admixture in Concrete.
31. ASTM C857 - Standard Practice for Minimum Structural Design Loading for Underground
Precast Concrete Utility Structures.
32. ASTM C890 - Standard Practice for Minimum Structural Design Loading for Monolithic or
Section Precast Concrete Water and Wastewater Structures.
33. ASTM C891 - Standard Practice for Installation of Underground Precast Concrete Utility
Structures.
34. ASTM C913 - Standard Specification for Precast Concrete Water and Wastewater
Structures.
35. ASTM C923 - Standard Specification for Resilient Connectors Between Reinforced
Concrete Manhole Structures, Pipes and Laterals.
36. ASTM C923M - Standard Specification for Resilient Connectors Between Reinforced
Concrete Manhole Structures, Pipes and Laterals (Metric).
37. ASTM C989 - Standard Specification for Ground Granulated Blast-Furnace Slag for Use in
Concrete and Mortars.
38. ASTM C990 - Standard Specification for Joints for Concrete Pipe, Manholes, and Precast
Box Sections Using Preformed Flexible Joint Sealants.
39. ASTM C1107/C1107M - Standard Specification for Packaged Dry, Hydraulic-Cement Grout
(Nonshrink).
40. ASTM C1244 - Standard Test Method for Concrete Sewer Manholes by the Negative Air
Pressure (Vacuum) Test prior to Backfill.
41. ASTM C1244M - Standard Test Method for Concrete Sewer Manholes by the Negative Air
Pressure (Vacuum) Test Prior to Backfill (Metric).
42. ASTM C1315 - Standard Specification for Liquid Membrane-Forming Compounds Having
Special Properties for Curing and Sealing Concrete.
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43. ASTM C1433 - Standard Specification for Precast Reinforced Concrete Box Sections for
Culverts, Storm Drains, and Sewers.
44. ASTM C1504 - Standard Specification for Manufacture of Precast Reinforced Concrete
Three-Sided Structures for Culverts, Storm Drains, and Sewers.
45. ASTM C1504M - Standard Specification for Manufacture of Precast Reinforced Concrete
Three-Sided Structures for Culverts, Storm Drains, and Sewers (Metric).
D. American Welding Society:
1. AWS D1.1 - Structural Welding Code - Steel.
2. AWS D1.4 - Structural Welding Code - Reinforcing Steel.
E.
Federal Aviation Administration:
1. FAA AC 150/5320-6 - Airport Pavement Design and Evaluation.
2. FAA AC 150/5370-10A - Standards for Specifying Construction for Airports.
F.
National Precast Concrete Association:
1. NPCA Quality Control Manual for Precast Plants.
2. NPCA Plant Certification Program.
G. South Coast Air Quality Management District:
1. SCAQMD Rule 1168[-January 7, 2005] - Adhesive and Sealant Applications.
H. SSPC: The Society for Protective Coatings:
1. SSPC Paint 20 - Zinc-Rich Primers (Type I - Inorganic and Type II - Organic).
1.4
DESIGN REQUIREMENTS
******************************************
Use this article carefully; restrict statements to identify system design requirements only.
******************************************
A. Design structures for minimum loads in accordance with [ASTM C857] [and] [ASTM C890].
1. Roof Live Load: Comply with the following loading conditions, including impact load.
a. Heavy Traffic: [ASTM C857; A-16] [AASHTO S99-HB; HS20-44], maximum
16,000 lb (71.2 kN) each wheel.
b. Medium Traffic: [ASTM C857; A-12] [AASHTO S99-HB; HS15-44], maximum
12,000 lb (53.4 kN) each wheel.
c. Light Traffic: [ASTM C857; A-8] [AASHTO S99-HB; HS10], maximum 8,000 lb
(35.6 kN) each wheel.
d. Walkway Traffic: ASTM C857; A-0.3, maximum 300 psf (14.4 kPa).
2.
****** [OR] ******
Box Culvert Roof Live Load: [AASHTO S99-HB HS20], [interstate live loads] including
impact load.
****** [OR] ******
******************************************
Insert type of aircraft supported by utility structure.
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******************************************
3. Roof Live Load: FAA AC 150/5320-6 for <________> aircraft.
4. Wall Live Load: Accommodate surcharge from roof live load.
5. Base Live Load: Accommodate roof and wall live loads transferred to base.
******************************************
Identify equipment loads supported by utility structure. Coordinate with Drawings to show location and
direction of applied loads.
******************************************
6. Equipment Loads: [<________> pounds (<________> kg) at each support] [as indicated
on Drawings].
7. Dead Loads: Actual weight of materials producing static load.
1.5
SUBMITTALS
******************************************
Only request submittals needed to verify compliance with Project requirements.
******************************************
A. Section 01 33 00 - Submittal Procedures: Requirements for submittals.
B.
Shop Drawings:
1. Indicate structure locations, elevations, sections, [equipment supports,] [piping,]
[conduit,] [and] <________> sizes and elevations of penetrations.
******************************************
Include the following when custom fabrications are required.
******************************************
2. Indicate design, construction and installation details, typical reinforcement and additional
reinforcement at openings and <________> [for each [custom] type, size and
configuration].
C.
Product Data:
1. Submit data for frames and covers, [steps,] component construction, features, configuration,
dimensions [and] <________>.
******************************************
Include the following paragraph for submission of physical samples for selection of finish, color, texture, and
other properties.
******************************************
D. Samples: Submit [two] <________> precast concrete samples, <____>x<____> inch
(<____>x<____> mm) in size illustrating exposed to view finishes.
E.
Design Data:
1. Submit concrete mix design for each different mix.
2. Submit design calculations [for custom fabrications] signed and sealed by professional
engineer.
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Manufacturer's Certificate: Certify [Products] <________> meet or exceed [specified
requirements] <____________________>.
SUSTAINABLE DESIGN SUBMITTALS
A. Section 01 81 13 - Sustainable Design Requirements: Requirements for sustainable design
submittals.
B.
Manufacturer's Certificate: Certify products meet or exceed specified sustainable design
requirements.
******************************************
Edit material certifications list to suit products specified in this section and Project sustainable design
requirements. Specific certificate submittal and supporting data requirements are specified in Section
01 81 13.
******************************************
1. Materials Resources Certificates:
a. Certify source and origin for [salvaged] [and] [reused] products.
b. Certify recycled material content for recycled content products.
c. Certify source for regional materials and distance from Project site.
C.
Product Cost Data: Submit cost of products to verify compliance with Project sustainable design
requirements. Exclude cost of labor and equipment to install products.
1. Provide cost data for the following products:
******************************************
Edit list of material cost data to suit products specified in this section and Project sustainable design
requirements. Specific cost data requirements are specified in Section 01 81 13.
******************************************
a. Salvaged, refurbished, and reused products.
b. Products with recycled material content.
c. Regional products.
d. <____________________.>
1.7
QUALITY ASSURANCE
******************************************
Use this article to specify compliance with overall reference standards affecting all products and installation
included in this section.
******************************************
A. Obtain precast concrete utility structures from single source.
B.
Perform structural design in accordance with ACI 318.
C.
Preform Work in accordance with NPCA Quality Control Manual for Precast Plants.
D. Conform to the following for material and fabrication requirements:
1. Single Cell Box Culverts: ASTM C1433.
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3.
4.
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Multiple Cell Box Culverts: <________>.
Three Sided Structures: ASTM C1504 (ASTM C1504M).
Other Structures: ASTM C913.
E.
Perform welding in accordance with the following:
1. Structural Steel: AWS D1.1.
2. Reinforcing Steel: AWS D1.4.
F.
Perform Work in accordance with [[State] [Municipality] of <________> [Highways] [Public
Work's] standard.]
****** [OR] ******
******************************************
Two sections of FAA AC 150/5370-10A apply to work of this section. Indicate applicable sections when
necessary.
Section D-751 - Manholes, Catch Basins, Inlets, and Inspection Holes.
Section D-752 - Concrete Culverts, Headwalls, and Miscellaneous Drainage Structures.
******************************************
G. Perform Work in accordance with [FAA AC 150/5320-6] [and] [FAA AC 150/5370-10A].
******************************************
Include the following paragraph only when cost of acquiring specified standards is justified.
******************************************
H. Maintain [one copy] [<________> copies] of [each] document on site.
1.8
QUALIFICATIONS
A. Manufacturer: Certified by NPCA Plant Certification Program prior to and during Work of this
section.
****** [OR] ******
B.
Manufacturer: Company specializing in manufacturing products specified in this Section with
minimum [three] <________> years [documented] experience.
C.
Installer: Company specializing in performing work of this section [with minimum <________>
years [documented] experience] [approved by manufacturer].
D. Design [custom] utility structures under direct supervision of Professional Engineer experienced
in design of this Work and licensed [at Project location.] [in State of <________>.]
E.
Welders: AWS qualified within previous 12 months.
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DELIVERY, STORAGE AND HANDLING
A. Section 01 60 00 - Product Requirements: Requirements for transporting, handling, storing, and
protecting products.
B.
Comply with precast concrete manufacturer’s instructions for unloading, storing and moving
precast structures. Lift structures from designated lifting points.
C.
Do not deliver products until concrete has cured [5] <________> days or attained minimum [75]
<________> percent of specified 28 day compressive strength.
D. Store precast concrete structures to prevent damage to Owner’s property or other public or private
property. Repair property damaged from materials storage.
E.
Mark each precast structure by indentation or waterproof paint showing date of manufacture,
manufacturer, and identifying symbols and numbers shown on Drawings to indicate its intended
use.
PART 2 PRODUCTS
2.1
PRECAST CONCRETE UTILITY STRUCTURES
******************************************
In this article, list fabricators acceptable for this Project.
******************************************
A. Fabricators:
1. <____________________> Model <________>.
2. <____________________> Model <________>.
3. <____________________> Model <________>.
4. Substitutions: [Section 01 60 00 - Product Requirements] [Not Permitted].
****** [OR] ******
B.
Furnish materials in accordance with [[State] [Municipality] of <________> [Highways]
[Public Work's] standards.]
****** [OR] ******
C.
Furnish materials in accordance with [FAA AC 150/5320-6] [and] [FAA AC 150/5370-10A].
******************************************
Edit the following descriptive specifications to identify Project requirements and to eliminate conflicts with
manufacturers specified above.
******************************************
D. Precast Concrete Utility Structures: Reinforced precast concrete.
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2.2
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Foundation Slab: [[Cast-in-place] [Precast] concrete of type specified in Section [03 30 00]
<________>] <________>, leveled top surface.
SUSTAINABILITY CHARACTERISTICS
******************************************
Edit sustainable design requirements to suit content of this section and Project sustainable design
requirements specified in Section 01 81 13.
******************************************
A. Section 01 81 13 - Sustainable Design Requirements: Requirements for sustainable design
compliance.
B.
Materials and Resources Characteristics:
1. Recycled Content Materials: Furnish materials with maximum available recycled content
[including:] [.]
******************************************
List materials specified in this section required to have recycled content.
******************************************
a. <____________________.>
2. Regional Materials: Furnish materials extracted, processed, and manufactured within 500
miles (800 km) of Project site [including:] [.]
******************************************
List materials specified in this section required to be regional materials.
******************************************
a. <____________________.>
2.3
CONCRETE MATERIALS
A. Cement: ASTM C150, [Type I - Normal] [Type II - Moderate] [Type III - High Early
Strength] [Type V - Sulfate Resistant] Portland type.
B.
Fine and Coarse Aggregates: ASTM C33, except gradation requirements do not apply.
****** [OR] ******
C.
Lightweight Aggregate: ASTM C330, except gradation requirements do not apply.
D. Water: Clean and not detrimental to concrete.
2.4
ADMIXTURES
******************************************
In this article, list manufacturers acceptable for this project.
******************************************
A. Manufacturers:
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2.
3.
4.
5.
6.
7.
8.
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BASF Corporation-Construction Systems.
Cortec Corporation.
Euclid Chemical Company (The); an RPM company.
General Resource Technology.
Grace Construction Products; W.R. Grace & Co. -- Conn.
Green Umbrella.
Sika Corporation; [ARRMATECT] [DCI] [EUCON BCN] [EUCON CIA] [Rheocrete
CNI] [Sika CNI].
Substitutions: [Section 01 60 00 - Product Requirements] [Not Permitted].
****** [OR] ******
B.
Furnish materials in accordance with [[State] [Municipality] of <________> [Highways]
[Public Work's] standards.]
****** [OR] ******
C.
Furnish materials in accordance with [FAA AC 150/5320-6] [and] [FAA AC 150/5370-10A].
******************************************
Edit the following descriptive specifications to identify project requirements and to eliminate conflicts with
manufacturers’ products specified above.
******************************************
D. Air Entrainment: ASTM C260.
E.
Chemical Admixtures: ASTM C494/C494M.
******************************************
Select admixtures that are permitted or delete subparagraphs to allow manufacturer to select admixtures.
******************************************
1. [Type A - Water Reducing].
2. [Type B - Retarding].
3. [Type C - Accelerating].
4. [Type D - Water Reducing and Retarding].
5. [Type E - Water Reducing and Accelerating].
6. [Type F - Water Reducing, High Range].
7. [Type G - Water Reducing, High Range and Retarding].
******************************************
Fly ash and pozzolans are classified as follows:
Class N - Raw or calcined natural pozzolans.
Class F - Fly ash with pozzolanic properties produced from burning anthracite or bituminous coal.
Class C - Fly ash with pozzolanic and cementitious properties from lignite or subbituminous coal.
******************************************
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[Fly Ash] [Calcined Pozzolan]: ASTM C618 Class <________>.
******************************************
Slag grades indicate activity index with portland cement. Higher grade has higher activity index.
******************************************
G. Blast Furnace Slag: ASTM C989 Grade [80] [100] [120].
H. Pigments: Mineral oxide, non-fading, lime resistant; <________> color [as selected];
<________> manufactured by <____________________>.
2.5
CONCRETE REINFORCEMENT
******************************************
Verify reinforcing steel type and requirements prior to editing the following paragraphs. Reinforcing steel
conforming to ASTM A615/A615M with yield strength of 60 ksi (420 MPa) is most commonly used.
ASTM A706/A706M reinforcing steel is intended for applications where controlled tensile properties, or
chemical composition restrictions to enhance weldability, or both, are required.
******************************************
A. Reinforcing Steel: ASTM A615/A615M, [40] [60] [75] ksi ([276] [414] [517] MPa) yield grade,
[plain] [deformed] billet bars, [galvanized] [uncoated] [epoxy coated] finish.
***** [OR] *****
B.
Reinforcing Steel: ASTM A706/A706M, 60 ksi (420 MPa) yield strength; [deformed] [plain]
low-alloy steel bars, [unfinished] [galvanized] [epoxy coated].
***** [OR] *****
C.
Reinforcing Steel: ASTM A996/A996M, [50] [60] ksi ([350] [420] MPa) yield strength;
deformed rail-steel bars, [unfinished] [galvanized] [epoxy coated].
***** [OR] *****
D. Reinforcing Steel: ASTM A996/A996M, [40] [60] ksi ([300] [420] MPa) yield strength;
deformed axle-steel bars, [unfinished] [galvanized] [epoxy coated].
E.
Reinforcing Wire:
1. Plain Wire: ASTM A82/A82M; [unfinished] [epoxy coated].
2. Deformed Wire: ASTM A496 [unfinished] [epoxy coated].
F.
Welded Steel Wire Fabric:
1. Plain Wire: ASTM A185/A185M; [unfinished] [epoxy coated].
2. Deformed Wire: [ASTM A497/A497M]; [unfinished] [epoxy coated].
G. Reinforcing Steel Finishes:
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******************************************
Class I requires heavier zinc coating than Class II.
******************************************
1. Galvanized Finish: ASTM A767/A767M, Class [I] [II].
2. Epoxy Coating Finish: ASTM A775/A775M.
H. Wire and Wire Fabric Finishes:
******************************************
Class B requires heavier zinc coating than Class A.
******************************************
1. Epoxy Coated Finish: ASTM A884/A884M, [Class A] [Class B] finish.
2.6
FRAMES AND COVERS
******************************************
In this article, list manufacturers acceptable for this Project.
******************************************
A. Manufacturers:
1.
2.
3.
4.
5.
Basis-of-Design: EJ Group, Inc.; <insert product name or designation>.
Barry Pattern & Foundry Co., Inc.
McKinley Iron Works, Inc.
Neenah Foundry.
Substitutions: [Section 01 60 00 - Product Requirements] [Not Permitted].
Edit the following descriptive specifications to identify Project requirements and to eliminate conflicts with
manufacturers specified above.
Select class of casting representing tensile strength and test bar size representing controlling section of
casting. Tensile strength ranges from 20 to 60 ksi (138 to 141 MPa) in 5 ksi (34 MPa) increments. Test bar
sizes range from 0.25 to over 2 inches (6 to over 51 mm) indicated by letter designations A, B, C, or S.
******************************************
B.
2.7
Product Description: [ASTM A48/A48M, Class [35B] <________>] [AASHTO M306] Cast
iron construction.
1. Lid: Machined flat bearing surface, removable [lockable] [boltable] lid, [closed] [open
checkerboard grille] <________> cover design; live load rating of <________> psf
(<________> KPa); [sealing gasket;] [cover molded with [identifying] <________> name
[and logo]].
2. Grate: [Diagonal grate] [Bicycle Safe grate] <________>.
3. Nominal [Lid] [Grate] Size: <____>x<____> inches (<____>x<____> mm).
ACCESS HATCHES
******************************************
In this article, list manufacturers acceptable for this Project.
******************************************
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A. Manufacturers:
1.
2.
3.
4.
Basis-of-Design: EJ Group, Inc.; <insert product name or designation>.
Bilco Company (The).
U.S.F. Fabrication.
Substitutions: [Section 01 60 00 - Product Requirements] [Not Permitted].
******************************************
Edit the following descriptive specifications to identify Project requirements and to eliminate conflicts with
manufacturers specified above.
Verify access hatch size, configuration, and materials of construction permitted for loading conditions. Steel
and aluminum hatches are available for AASHTO H20 loads. Airport loads require steel construction.
******************************************
B.
2.8
Access Hatch: [Steel] [Aluminum] welded construction; <____>x<____> inches
(<____>x<____> mm) in size; [single] [double] door.
1. Cover: [Diamond plate] <________> reinforced with structural stiffeners to support
required loads.
2. Frame: [Angle type;] [Channel type;] [Gutter type;] with integral seat to support cover
stiffeners; anchor [flange] [straps] around frame perimeter.
3. Hinges: [Steel] [Stainless steel].
4. Lift Handle: Flush drop handle, non-removable type mounted in cover.
5. Lifting Mechanism: [Steel] [Stainless steel] compression springs with automatic hold open
and dead stop to retain cover in open position. Cover springs to prevent contact by personnel
entering utility structure.
6. Latch Mechanism: Stainless steel lock with [removable] external handle and permanent
internal release mechanism.
7. Hardware: [Steel] [Stainless steel].
8. Finish: [Factory prime paint with rust inhibitive primer.] [galvanized after fabrication.]
[unfinished.]
ACCESSORIES
******************************************
ASTM C309 Type and Class are as follows:
- Type I - Clear or translucent without dye.
- Type ID - Clear or translucent with dye.
- Type 2 - White pigmented.
- Class A - No restrictions on vehicle solids material.
- Class B - Vehicle solids restricted to all resin material.
******************************************
A. Membrane Curing Compound: ASTM C309 Type [1] [1-D] [2] Class [A] [B].
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****** [OR] ******
******************************************
ASTM C1315 Type and Class are as follows:
- Type I - Clear or translucent.
- Type II - White pigmented.
- Class A - Non-yellowing.
- Class B - Moderate yellowing.
- Class C - Unrestricted color change permitted.
******************************************
B.
Membrane Curing Compound: ASTM C1315 Type [I] [II], Class [A] [B] [C].
C.
Steps: Formed [[steel reinforced] polypropylene] [galvanized steel] [aluminum] <________>
rungs.
1. Diameter: [3/4] <________> inch ([19] <________> mm).
2. Width: [12] <________> inches ([300] <________> mm).
3. Spacing: [[16] <________> inches ([400] <________> mm) on center vertically.] [As
indicated on Drawings.]
D. Inserted and Embedded Items:
1. Structural Steel Sections: ASTM A36/A36M; [galvanized.]
2. <________>.
E.
Joint Sealants and Joint Gaskets:
1. Gasket Joints for Circular Concrete Pipe: ASTM C443 (ASTM C443M); [standard] [oilresistant] rubber gaskets.
2. External Sealing Bands: ASTM C877 (ASTM C877M); [Type I rubber and mastic bands]
[Type II plastic film and mesh reinforced bands] [Type III chemically bonded adhesive
butyl bands].
3. Preformed Joint Sealants for Concrete Pipe and Box Sections: ASTM C990.
4. Elastomeric Joint Sealants: ASTM C920; [silicone] [polyurethane] [polysulfide]; Grade
NS, Class 25; <________> manufactured by <________>.
F.
Pipe Entry Connectors: ASTM C923 (ASTM C923M).
G. Grout:
1. Cement Grout: Portland cement, sand and water mixture with stiff consistency to suit
intended purpose.
2. Non-Shrink Grout: ASTM C1107/C1107M; premixed compound consisting of non-metallic
aggregate, cement, water reducing and plasticizing agents; capable of developing minimum
compressive strength of [2,400] <________> psi ([17] <________> MPa) in 48 hours and
[7,000] <________> psi ([48] <________> MPa) in 28 days; <________> manufactured by
<____________________>.
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H. Bituminous Coating:
1. Manufacturers:
a.
b.
c.
d.
I.
2.9
Carboline Company; a subsidiary of RPM International.
Duron, Inc.
Laurence, C. R. Co., Inc.
Substitutions: [Section 01 60 00 - Product Requirements] [Not Permitted].
Touch-Up Primer for Galvanized Surfaces: [SSPC 20 [Type I Inorganic] [Type II Organic].]
<____________________.>
CONCRETE MIX
A. Select proportions for normal weight concrete in accordance with ACI 318. and ACI 211.1.
****** [OR] ******
B.
Select aggregate proportions for light weight concrete in accordance with ACI 318 and ACI
211.2.
******************************************
Modify the following paragraphs as applicable to Project requirements.
When more than one strength of concrete is required, repeat the following paragraph, listing locations for
various strengths or include schedule listing at end of this section.
******************************************
C.
Provide concrete to the following criteria:
1. Compressive Strength: [4,000] <________> psi ([27.6] <________> MPa) at 28 days.
2. Water Cement Ratio:
******************************************
Select water cement ratio based on Project conditions.
******************************************
a. Concrete Exposed to Freezing and Thawing: Maximum [0.45] <________> percent by
mass.
b. Watertight Concrete Not Exposed to Freezing and Thawing: Maximum [0.45] [0.48]
percent by mass.
c. Concrete Exposed to Corrosive Conditions: [0.40] <________> percent by mass.
3. Air Content:
******************************************
The following air content is NPCA recommended limits. Coordinate with referenced ASTM material
standards that specify air content as 3.5 to 6.5 percent without regard to exposure and aggregate size.
******************************************
Maximum Aggregate Size inches
(mm)
Air Content, Percent
Severe Exposure
Moderate Exposure
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3/8 inches (9 mm)
6.0 to 9.0
4.5 to 7.5
1/2 inches (13 mm)
5.5 to 8.5
4.7 to 7.0
3/4 inches (18 mm)
4.5 to 7.5
3.5 to 6.5
1 inches (25 mm)
4.5 to 7.5
3.0 to 6.0
1-1/2 inches (38 mm)
4.5 to 7.0
3.0 to 6.0
D. Admixtures: Include admixture types and quantities indicated in concrete mix designs approved
through submittal process.
1. Do not use calcium chloride.
2.10 FABRICATION
A. Fabricate precast concrete utility structures in accordance with ACI 318. and NPCA Quality
Control Manual for Precast Plants.
B.
Fabricate precast concrete utility structures to size, configuration, [knock out panels,] and
openings as [indicated on Drawings] [as scheduled in this section].
C.
Construct forms to provide uniform precast concrete units with consistent dimensions.
D. Clean forms after each use.
E.
Install reinforcing by tying or welding to form rigid assemblies. Position reinforcing to maintain
minimum [1/2] <________> inch ([13] <________> mm) cover. Secure reinforcement to prevent
displacement when placing concrete.
F.
Position and secure embedded items to prevent displacement when placing concrete.
G. Deposit concrete in forms. Consolidate concrete without segregating aggregate.
H. Provide initial curing by retaining moisture using one of the following methods:
1. Cover with polyethylene sheets.
2. Cover with burlap or other absorptive material and keep continually moist.
3. Apply curing compound in accordance with manufacturer's instructions.
I.
Provide final curing in accordance with manufacturer's standard.
J.
Remove forms without damaging concrete.
2.11 CONCRETE FINISHES
A. Formed Surfaces Not Exposed to View: As formed.
B.
Unformed Surfaces: Finish with vibrating screed or hand float.
1. Permitted: Color variations, minor indentations, chips, and spalls.
2. Not Permitted: Major imperfections, honeycomb, or other defects.
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******************************************
List surfaces requiring special finishes.
******************************************
C.
Exposed to View Finishes: [Troweled] [[light] [medium] [heavy] broom] <________> for
following surfaces:
1. <____________________>.
2.12 SOURCE QUALITY CONTROL
A. Section 01 40 00 - Quality Requirements: Testing, inspection and analysis requirements.
B.
Perform the following tests for each 150 cy (114 cubic meter) of concrete placed, with minimum
one set of tests each week.
1. Slump: ASTM C143/C143M.
2. Compressive Strength: [[ASTM C31/C31M] [ASTM C192/C192M]] and ASTM
C39/C39M.
3. Air Content: ASTM C231 or ASTM C173/C173M.
4. Unit Weight: ASTM C138/C138M.
C.
Visually inspect completed precast structures for defects.
1. Repair defects affecting exposed to view surfaces to achieve uniform appearance.
2. Repair honeycomb by removing loose material and applying grout to produce smooth
surface flush with adjacent surface.
3. Repair major defects only when permitted by [Architect/Engineer] [Owner] <________>.
D. Make test results available to [Architect/Engineer] [Owner] <________> upon request.
E.
Allow witnessing of factory inspections and test at manufacturer’s test facility. Notify
[Architect/Engineer] [Owner] at least seven days before inspections and tests are scheduled.
2.13 FINISHING - STEEL
******************************************
ASTM A123/A123M includes minimum coating thickness grade based on type of material and steel
thickness of component.
******************************************
A. Galvanizing: ASTM A123/A123M; hot dip galvanize after fabrication.
PART 3 EXECUTION
3.1
EXAMINATION
A. Section 01 30 00 - Administrative Requirements: Verification of existing conditions before
starting work.
B.
Verify items provided by other sections of Work are properly sized and located.
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Verify correct size and elevation of excavation.
D. Verify subgrade [and bedding] is properly prepared, [compacted] and ready to receive Work of
this section.
3.2
PREPARATION
A. Coordinate placement of inlet and outlet pipe or duct sleeves required by other sections.
3.3
B.
Do not install structures where site conditions induce loads exceeding structural capacity of
structures.
C.
Inspect precast concrete structures immediately prior to placement in excavation to verify are
internally clean and free from damage. Remove and replace damaged units.
INSTALLATION
A. Install underground precast utility structures in accordance with ASTM C891.
B.
Lift precast concrete structures at lifting points designated by manufacturer.
C.
When lowering structures into excavations and joining pipe to units, take precautions to ensure
interior of pipeline and structure remains clean.
D. Install precast concrete base to elevation and alignment indicated on Drawings.
****** [OR] ******
E.
Install cast-in-place concrete foundation slab in accordance with Section [03 30 00] <________>,
trowel top surface level.
F.
Install precast concrete utility structures to elevation and alignment indicated on Drawings.
G. Assemble multi-section structures by lowering each section into excavation.
1. Clean joint surfaces.
2. Install watertight joint seals in accordance with manufacturer's instructions using [gasket
joints,] [external sealing bands,] [preformed joint sealants,] [elastomeric joint sealants,]
[grout,] or <________>.
H. Remove knockouts or cut structure to receive piping without creating openings larger than
required to receive pipe. Fill annular space with grout.
I.
Connect [pipe] <________> to structure and seal watertight. Cut [pipe] <________> flush with
interior of structure.
J.
Grout [base] [foundation slab] to achieve slope to exit piping. Trowel smooth. Contour [to form
continuous drainage channel] [as indicated on Drawings].
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K. Paint interior with 2 coats of bituminous interior coating at rate of [120] <________> square feet
per gallon ([2.9] square meters per liter) for each coat.
L.
Set [frame and cover] [and] [access hatch] level without tipping, to elevations indicated on
Drawings.
1. Set [cover] [and] [access hatch] [2] <________> inches ([50.8] <________> mm) above
finished grade for structures located within unpaved areas to allow area to be graded away
from cover beginning [1] <________> inch ([25.4] <________>) below top surface of
frame.
2. Connect drain from access hatch frame to storm drainage system.
M. Touch up damaged galvanized coatings.
N. Backfill excavations for structures in accordance with Section [31 23 23.]
<____________________.>
****** [OR] ******
O. Install Work in accordance with [[State] [Municipality] of <________> [Highways] [Public
Work's] standards.]
****** [OR] ******
P.
3.4
Install Work in accordance with [FAA AC 150/5320-6] [and] [FAA AC 150/5370-10A].
FIELD QUALITY CONTROL
A. Section [01 40 00 - Quality Requirements] [01 70 00 - Execution and Closeout
Requirements]: Field inspecting, testing, adjusting, and balancing.
B.
Perform [vacuum test] [and] [exfiltration test] in accordance with Section [33 01 30.13]
<________>.
****** [OR] ******
C.
3.5
Perform the following tests and inspections for structures [indicated to be watertight]:
1. Vacuum Test: ASTM C1244 (ASTM C1244M).
2. Hydrostatic Exfiltration Test: [In accordance with manufacturer's instructions]
<________>.
SCHEDULES
******************************************
Include schedule when differing types, sizes, or configuration of structures is required. Repeat paragraphs to
specify each different configuration.
Consider the following examples when developing Project schedule.
******************************************
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A. Drainage System Catch Basins [Knock Out Box] (Type <________>):
1. Base Section: <____>x<____> inches (<____>x<____> mm) clear inside dimensions,
height indicated on Drawings.
2. Riser Section: <____>x<____> inches (<____>x<____> mm) clear inside dimensions,
height indicated on Drawings.
3. Frame and Grate: [Round <________> inches (<________> mm) diameter]
[[Rectangular] [Square] <____>x<____> inches (<____>x<____> mm)] [flush] [domed]
[concave] [convex] [curb] type; <________> manufactured by <________>.
B.
Drainage System [Median] [Drop] Inlet [Knock Out Box] (Type <________>):
1. Base Section: <____>x<____> inches (<____>x<____> mm) clear inside dimensions,
height indicated on Drawings.
2. Riser Section: <____>x<____> inches (<____>x<____> mm) clear inside dimensions,
height indicated on Drawings.
3. Frame: Cast integral with riser section.
4. Grate: [[Rectangular] [Square] <____>x<____> inches (<____>x<____> mm)] [flush]
[concave] <________> type.
C.
Drainage System Junction Boxes (Type <________>):
1. Base [and Riser] Section: <____>x<____> inches (<____>x<____> mm) clear inside
dimensions, height indicated on Drawings.
2. Roof: Solid [with lift handles].
3.
****** [OR] ******
Frame and Lid: [Round <________> inches (<________> mm) diameter] solid [flush]
<________> type; <________> manufactured by <________>.
D. Drainage System Sedimentation Chambers (Type <________>):
1. Capacity: <________> gallons (<________> liters).
2. Base [and Riser] Section: <____>x<____> inches (<____>x<____> mm) clear inside
dimensions, height indicated on Drawings, with integral baffles.
3. Roof: Access openings to sediment collection and water discharge chambers.
4. Frame and Lid: [Round <________> inches (<________> mm) diameter] [flush]
[watertight] <________> type; <________> manufactured by <________>.
E.
Knock Out Boxes (Type <________>):
1. Base Section: <____>x<____> inches (<____>x<____> mm) clear inside dimensions,
height indicated on Drawings.
2. Riser Section: <____>x<____> inches (<____>x<____> mm) clear inside dimensions,
height indicated on Drawings.
3. Frame and Grate: [Round <________> inches (<________> mm) diameter]
[[Rectangular] [Square] <____>x<____> inches (<____>x<____> mm)] [flush] [domed]
[concave] [convex] [curb] type; <________> manufactured by <________>.
F.
[Single Cell] and [Multiple Cell] Box Culverts (Type <________>):
1. Configuration: [Four-sided casting] [Three-sided casting with separate [roof]
[foundation slab]]; [bends as indicated on Drawings].
2. Height: <________> inches (<________> mm).
3. Width: <________> inches (<________> mm).
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Ends: [Solid flush slab] [Skewed] [Square] <________>.
G. [Grease Interceptors] [Oil Water Separators] (Type <________>):
1. Capacity: <________> gallons (<________> liters).
2. Base [and Riser] Section: <____>x<____> inches (<____>x<____> mm) clear inside
dimensions, height indicated on Drawings, with integral baffles.
3. Roof: Access openings to [grease] [oil] collection and water discharge chambers.
4. Frame and Lid: Round <________> inches (<________> mm) diameter [flush] [watertight]
<________> type; <________> manufactured by <________>.
H. [[Pump] [Equipment] [Valve]] [[Tank] [Vault]] (Type <________>):
1. Capacity: <________> gallons (<________> liters).
2. Base [and Riser] Section: [Round <________> inches (<________> mm) diameter]
[[Rectangular] [Square] <____>x<____> inches (<____>x<____> mm)] clear inside
dimensions, height indicated on Drawings.
3. Frame and Lid: Round <________> inches (<________> mm) diameter; [flush]
[watertight] <________> type; <________> manufactured by <________>.
I.
End Walls (Type <________>):
1. Configuration: [Battered] <________> along height.
2. Height: <________> inches (<________> mm).
3. Length: <________> inches (<________> mm).
J.
Pipe Ends (Type <________>):
1. Configuration: [Perpendicular] [Parallel] to pipe with sloped side walls.
2. Length: <________> inches (<________> mm).
END OF SECTION
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