PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
SECTION 05100
STRUCTURAL METAL FRAMING
PART 1
GENERAL
1.1
SUMMARY
1.2
A.
Section includes:
1.
Structural Steel Framing.
2.
Anchor Bolts, Loose Bearing and Base Plates.
3.
Loose Lintels.
B.
Related sections: Documents relating to the work of this section
include the General Conditions, Supplementary Conditions and
sections of Division 1. Examine all other sections of the
Specifications for related work.
C.
Work furnished but Installed Under Other Sections: Anchor bolts,
wedge anchors, loose bearing and base plates and loose lintels.
D.
Work Affected by Others: Framing, loads, openings and structure
in any way related to plumbing, HVAC or electrical requirements
is shown for bidding purposes only.
Responsibility for
coordinating the work of this section with these requirements is
solely that of the Contractor.
REFERENCES (Refer to Section 01090)
A.
1.3
1.4
Provide materials, products and workmanship in accordance to the
latest applicable editions of the following regulatory and
specification organizations; specific chapters or divisions of these
reference standards may be noted elsewhere within this section.
1.
American Institute of Steel Construction (AISC)
2.
American Welding Society (AWS) - (D1.1 and A2.4)
3.
Code of Standard Practice for Steel Buildings and Bridges.
SUBMITTALS (Refer to Section 01300)
A.
Furnish for approval the following:
1.
Shop Drawings
2.
Erection Drawings
3.
Material Specifications
B.
Submit, on request only, the following:
1.
Mill reports for properly identified material.
2.
Certificates of compliance for structural steel shapes and
high strength threaded fasteners.
QUALITY ASSURANCE
A.
Fabricator's Qualifications:
1.
Minimum five years continuous experience in the
fabrication of steel for projects of similar quality and scope.
2.
Membership in the American Institute of Steel
Construction.
05100-1
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
1.5
B.
Erector's Qualifications: Personnel and procedures are to be
qualified in accordance with AWS D1.1.
C.
Welder's Qualifications: Personnel and procedures are to be
qualified in accordance with AWS D1.1.
DELIVERY, STORAGE & HANDLING (Refer to Section 01600)
A.
Comply with ASTM A6-84C. Non-compliance will be cause for
rejection.
B.
Deliver anchor bolts and other items to be embedded in cast-inplace concrete or masonry prior to the start of that work.
PART 2
PRODUCTS
2.1.
MATERIALS
2.2.
A.
Structural Steel Shapes, Plates, Bars, etc.:
1.
ksi Steel: ASTM A36-84a.
2.
ksi Steel: ASTM A573-84.
B.
Structural Steel Tubing:
1.
ksi Round Tubing: ASTM A501-84, or ASTM A53-84a,
Grade B.
2.
ksi Square and Rectangular Tubing: ASTM A500-84,
Grade B.
3.
Steel Pipe: ASTM A53, Grade B.
C.
Anchor Bolts, Standard Bolts and Nuts: ASTM A307-84, or
ASTM A36-84a. Provide heavy washers for anchor bolts (both
ends where shown) per ANSI std. B27.2, Type B.
D.
High Strength Threaded Fasteners: ASTM A325-84, or A490-84,
of domestic manufacture.
E.
Welded Electrodes: Conform to requirements of AWS D1.1, using
Series E70 electrodes, appropriate for the materials being welded.
FABRICATION
A.
Fabrication shall be in accordance with Section 1.23, Specification
for the Design, Fabrication and Erection of Structural Steel for
Buildings.
B.
Connection Design
1.
Design connections per AISC standards for full strength of
the member.
2.
Connection details, where shown on the Drawings,
illustrate location, type, and general arrangement only and
establish minimum requirements.
3.
Provide welded or bolted shop connections, unless shown
otherwise.
4.
Bolt field connections, unless shown otherwise.
05100-2
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
5.
2.3.
2.4.
Standard bolts and nuts are permitted only for connections
of secondary members, unless noted otherwise. Use high
strength threaded fasteners for all other bolted connections.
C.
Finishing: Finish ends of members in direct contact bearing, such
as columns at their bases and splices, as defined in the Code of
Standard Practice.
D.
Bearing and Base Plates: Shop-attach column base plates. Beam
bearing plates may be attached or loose.
E.
Holes: Drill or punch holes in members as required for passage of
conduit and piping and attachment of joists, nailers, etc.
Burnishing of such holes is not permitted. If opening is not shown
on structural drawings, obtain prior approval.
F.
Cleaning:
1.
Remove oil, dirt, loose mill scale or other material which
would impair welding, performance of friction-type
connections or adherence of concrete or sprayed
fireproofing.
2.
For Steel that is to be painted, provide cleaning techniques
as required by the appropriate SSPC paint specification
listed below.
SHOP PAINTING
A.
General: All exposed steel work shall be shop painted with primer
in accordance with Section 6, Code of Standard Practice for Steel
Buildings and Bridges.
B.
Do not apply paint to the following:
1.
Surfaces within 2 inches of joints to be welded in the field.
2.
Surfaces which will be encased in concrete.
3.
Surfaces which will receive sprayed on fireproofing.
4.
Top flange of member which will have shear connector
studs applied.
5.
Steel which will be concealed by interior building finish
that will not be subjected to high humidity or moisture.
C.
Galvanizing: Where required, galvanizing is to conform to ASTM
A153-82 or A123-78. Except for bolts, nuts and anchors galvanize
after fabrication.
LOOSE LINTELS
A.
All loose lintels thus required shall bear at least 6" on masonry at
each end for openings 6'-0" or less, and 8" for openings greater
than 6'-0".
05100-3
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
B.
Provide steel lintels over all wall openings and recesses. Unless
otherwise noted, provide lintels as follows:
SPAN
WALL WIDTH
8”
12”
Up to 4’-0”
16”
8”
12”
4’-0” to 8’-0”
16”
8”
12”
8’-0” to 12’-0”
16”
LINTEL
(2) 5” X 3½” X 3/8”LLV,
with Plate 3/8” X 7” *
(2) 5” X 3½” X 3/8”LLV,
with Plate 3/8” X 11” *
(2) 5” X 3½” X 3/8” LLV,
with Plate 3/8” X 15” *
(2) 5” X 3½” X 3/8” LLV,
with Plate 3/8” X 7” *
W8 X 10, with Plate 3/8”
X 11” *
W8 X 10, with Plate 3/8”
X 15” *
W8 X 18, with Plate 3/8”
X 7” *
W8 X 18, with Plate 3/8”
X 11” *
W8 X 21, with Plate 3/8”
X 15” *
* Weld lintel shapes to plate
PART 3
EXECUTION
3.1
FIELD VERIFICATION
3.2
A.
Prior to beginning work of this Section, verify that the installed
work of other trades is complete and correct, including locations of
anchor bolts and grades of bearing areas.
B.
In the event of discrepancies, immediately notify the Architect. Do
not proceed with work affected by the discrepancies until they have
been resolved.
ERECTION
A.
Comply with AISC specification and Section 7 "Code of Standard
Practice", for steel buildings and as specified herein.
B.
Temporary shoring and bracing:
1.
Provide temporary shoring and bracing members with
connections of sufficient strength to bear imposed loads.
2.
Provide temporary guy lines to achieve proper alignment of
the structure as erection proceeds.
3.
Remove temporary connections and members when
permanent members are in place and the final connections
have been made.
05100-4
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
C.
Anchor Bolts:
1.
Install anchor bolts and other connectors required for
securing structural steel to foundations and other in place
work.
2.
Provide templates and other devices needed for presetting
bolts and other anchors to accurate locations.
D.
Setting bases and bearing plates:
1.
Clean concrete bearing surfaces free from bond-reducing
materials and then roughen to improve bond to the surface.
2.
Tighten anchor bolts after the supported members have
been positioned and plumbed.
3.
Pack grout solidly between bearing surfaces and bases or
plates to assure that no voids remain.
E.
Field assembly:
1.
Set structural frames accurately to the lines and elevations
indicated.
2.
Align and adjust the members forming part of a complete
frame of structure before fastening permanently.
3.
Adjust as required to compensate for discrepancies in
elevation and alignment.
4.
Level and plumb individual members of the structure
within specified AISC tolerances.
5.
Comply with AISC specifications for bearing, adequacy of
temporary connections, alignment and the removal of paint
on surfaces adjacent to field welds.
F.
Gas cutting:
1.
Do not use gas cutting torches for correcting fabricating
errors in the structural framing.
2.
Cutting will be permitted only on secondary members as
acceptable to the Architect.
3.
When gas cutting is permitted, finish the section to a
sheared appearance acceptable to the Architect.
G.
Safety: Follow all applicable safety codes and regulations
governing this work.
H.
Touch-up Painting: After erection, touch-up field connections and
abrasions in the shop, coat with same paint used for shop coat. Do
not paint welds until they have been cleaned in accordance with
AWS D1.1.
END OF SECTION
05100-5
NO PRINTING ON THIS PAGE
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
SECTION 05730
STAINLESS STEEL ORNAMENTAL HANDRAILS AND RAILINGS
PART 1
GENERAL
1.1
SUMMARY
1.2
A.
Section includes:
1.
Stainless steel guardrails and stainless steel cable infill.
2.
Free standing stainless steel handrails.
B.
Related sections: Documents relating to the work of this section
include the General Conditions, Supplementary Conditions and
sections of Division 1. Examine all other sections of the
Specifications for related work, including, but not limited to the
following:
1.
Section 03300 – Cast-In-Place Concrete
C.
Work furnished but Installed Under Other Sections: Anchor bolts,
wedge anchors, loose bearing and base plates and loose lintels.
D.
Work Affected by Others: Framing, loads, openings and structure
in any way related to plumbing, HVAC or electrical requirements
is shown for bidding purposes only.
Responsibility for
coordinating the work of this section with these requirements is
solely that of the Contractor.
REFERENCES (Refer to Section 01090)
A.
1.3
Provide materials, products and workmanship in accordance to the
latest applicable editions of the following regulatory and
specification organizations; specific chapters or divisions of these
reference standards may be noted elsewhere within this section.
1.
ASTM A 492 – Specification for Stainless Steel Rope
Wire.
2.
ASTM A 500 – Standard Specification for Cold-Formed
Welded and Seamless Carbon Steel Structural Tubing in
Rounds and Shapes; 2001a.
3.
ASTM E 985 – Standard Specification for Permanent Metal
Railing Systems and Rails for Buildings; 2000.
4.
Mil-W-83420 – Wire Rope, Flexible for Aircraft Control;
latest amendment.
SUBMITTALS (Refer to Section 01300)
A.
Submit under provisions of Section 01300.
B.
Product Data: Manufacturer’s data sheets on each product to be
used, including:
1.
Preparation instructions and recommendations.
2.
Storage and handling requirements and recommendations.
a.
Deliver materials to site and store in manufacturer’s
original containers and packaging, with labels
clearly identifying product name and manufacturer.
05730-1
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
b.
3.
1.4
C.
Shop Drawings: Indicate profiles, materials, sizes, fabrication,
anchorage and installation details and lengths for cable systems.
D.
Closeout Submittals:
Provide manufacturer’s maintenance
instructions that include recommendations for periodic checking
and adjustment of cable tension and periodic cleaning and
maintenance of all railing and infill components.
QUALITY ASSURANCE
A.
1.5
Store products in clean, dry area indoors until ready
to installation. Store materials in accordance with
manufacturer’s instructions.
c.
Protect materials and finish from damage during
handling and installation.
Installation methods.
Manufacturer Qualifications: Minimum five years experience in
producing cable assemblies of the type specified.
DESIGN/PERFORMANCE REQUIREMENTS
A.
Cable railing infill system, including cable braces, cables and cable
hardware shall be designed to conform to applicable building codes
and loading requirements.
PART 2
PRODUCTS
2.1.
MANUFACTURERS
2.2.
A.
Acceptable Manufacturer: American Metal Specialties (Prism
AMS Holdings Inc. cablerailings.com), which is located at: 2511
S. Holgate St.; Tacoma, WA 98402; Tel: 253-272-9344; Fax: 253Web:
627-3843;
Email:
paul@cablerailings.com;
www.cablerailings.com
B.
Products specified herein are those of American Metal Specialties.
Products of the following Manufacturer’s meeting or exceed the
performance standards shall be deemed equal:
1.
American Metal Specialities Inc..
2.
Feeny, Inc.
3.
Ultra-Tec, Inc.
GUARDRAILS
A.
Design, fabricate and test railing assemblies in accordance with the
most stringent requirements of ASTM E 985 and applicable local
code.
B.
See drawings for guardrail dimensions and configuration.
05730-2
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
2.3.
RAILING COMPONENTS
A.
2.4.
2.5
Steel Tubing: ASTM A 500, Grade B cold-formed structural
tubing.
1.
Round Posts: 1 1/2 inches (38mm) inside diameter,
Schedule 80, minimum, stainless steel.
COMPONENTS
A.
Cable:
1.
¼ inch diameter, 1x19 construction, Type 316, stainless
steel.
B.
Cable Fittings (Attachment and Turnbuckle): Stainless steel; sizes
to suit cable.
1.
Cable Attachment Method: Swageless locking fitting.
2.
Cable Terminals: Ball, button or beveled end terminals.
3.
Turnbuckles: Threaded connection each end, minimum 3
inches (75mm) adjustment.
C.
Mounting Fittings: Suitable for application.
D.
Exposed Fasteners: Flush countersunk screws or bolts; consistent
with design of railing.
FABRICATION
A.
Fabricate free standing handrails and cabled guard handrail systems
in accord with approved shop drawings and the manufacturer’s
instructions.
B.
Pre-assemble items in shop to greatest extent practicable to
minimize assembly at project site.
C.
Swage hardware onto ends of cables in manufacturer’s shop to the
maximum extent practical. Field connections may be done using
manufacturer’s recommended methods.
D.
Use grommets, bushings and washers as necessary for separation of
dissimilar metals.
E.
Fabricate components with joints tightly fitted and secured.
F.
Provide anchors and plates required for connecting railings to
structure.
G.
Exposed Mechanical Fastenings:
Provide screws or bolts;
unobtrusively located; consistent with design of component, except
where specifically noted otherwise.
H.
Supply components required for anchorage of fabrications.
Fabricate anchors and related components of same material and
finish as fabrication, except where specifically noted otherwise.
05730-3
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
PART 3
EXECUTION
3.1
EXAMINATION
3.2
3.3
3.4
A.
Verify that field conditions are acceptable and are ready to receive
work.
B.
Verify that post size, post spacing and cable spacing are in
accordance with approved shop drawings.
PREPARATION
A.
Clean and strip primed steel items to bare metal where site welding
is required.
B.
Supply items required to be cast into concrete or embedded in
masonry with setting templates, for installation as work of other
sections.
INSTALLATION
A.
Install in accordance with manufacture’s instructions.
B.
Install components plumb and level, accurately fitted, free from
distortion or defects.
C.
Anchor railings securely to structure.
D.
Separate dissimilar materials with bushings, gaskets, grommets,
washers or coatings where required to prevent electrolytic
corrosion
E.
Use manufacturer’s supplied cable and hardware.
F.
Terminate and tension cables in accordance with manufacturer’s
instructions.
G.
Ensure cables are clean, parallel to each other, and without kinks.
H.
Tension cables as recommended by cable fittings manufacturer.
ADJUSTING
A.
3.5
Adjust cable tension with connecting hardware in accordance with
manufacturer’s instructions.
CLEANING
A.
Remove temporary coverings and protection of adjacent work
areas. Clean installed products in accordance with manufacturer’s
instructions before Owner’s acceptance.
C.
Clean cables thoroughly using synthetic scotch type pads and hot
soapy water (or denatured alcohol) to remove residual lubricants;
rinse thoroughly with clear water and wipe dry.
05730-4
PROJECT: MICHAEL KUSALBA BRANCH LIBRARY
D.
3.6
Remove from project site and legally dispose of construction
debris associated with this work.
PROTECTION
A.
Protect installed products until completion of project.
B.
Repair or replace damaged products before Substantial
Completion.
END OF SECTION
05730-5