Attach_JA1.14_Section_05_12_00.pdf

Attachment JA-1.14 Solicitation Number FA5004-15-B-C006

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 1

PART 1 GENERAL

1.1 SCOPE: SECTION 05 12 00 - STRUCTURAL STEEL FRAMING

A. Section Includes:

1. Structural steel.

1.2 DEFINITIONS

A. Structural Steel: Elements of structural-steel frame, as classified by AISC 303, "Code of Standard Practice for Steel Buildings and Bridges."

1.3 ACTION SUBMITTALS

A. Product Data: For each type of product indicated.

B. Shop Drawings: Show fabrication of structural-steel components.

1. Include details of cuts, connections, splices, camber, holes, and other pertinent data.

2. Indicate type, size, and length of bolts, distinguishing between shop and field bolts.

Identify pretensioned and slip-critical high-strength bolted connections.

3. Identify members and connections of the seismic-load-resisting system.

4. Indicate locations and dimensions of protected zones.

1.4 INFORMATIONAL SUBMITTALS

A. Qualification Data: For qualified installer, fabricator, and testing agency.

B. Mill test reports for structural steel, including chemical and physical properties.

C. Product Test Reports: For the following:

1. Bolts, nuts, and washers including mechanical properties and chemical analysis.

2. Shop primers.

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 2

1.5 QUALITY ASSURANCE

A. Installer Qualifications: Engage an experienced Installer who has completed structural steel work similar in material, design, and extent to that indicated for this Project and with a record of successful in-service performance.

B. Fabricator Qualifications: Engage a firm experienced in fabricating structural steel similar to that indicated for this Project and with a record of successful in-service performance, as well as sufficient production capacity to fabricate structural steel without delaying the Work.

C. Comply with applicable provisions of the following specifications and documents:

1. AISC's "Specification for Structural Steel Buildings-Allowable Stress Design and Plastic Design."

2. AISC's "Load and Resistance Factor Design (LFRD) Specification for Structural Steel Buildings."

3. AISC's "Seismic Provisions for Structural Steel Buildings."

4. ASTM A 6 "Specification for General Requirements for Rolled Steel Plates, Shapes, Sheet Piling, and Bars for Structural Use."

5. Research Council on Structural Connections' (RCSC) "Specification for Structural Joints Using ASTM A 325 or A 490 Bolts."

6. Research Council on Structural Connections' (RCSC) "Load and Resistance Factor Design Specification for Structural Joints Using ASTM A 325 or A 490 Bolts."

1.6 DELIVERY, STORAGE, AND HANDLING

A. Deliver structural steel to Project site in such quantities and at such times to ensure continuity of installation.

B. Store materials to permit easy access for inspection and identification. Keep steel members off ground and spaced by using pallets, dunnage, or other supports and spacers. Protect steel members and packaged materials from corrosion and deterioration.

1. Do not store materials on structure in a manner that might cause distortion, damage, or overload to members or supporting structures. Repair or replace damaged materials or structures as directed.

C. Store fasteners in a protected place in sealed containers with manufacturer's labels intact.

1. Fasteners may be repackaged provided Government's testing and inspecting agency observes repackaging and seals containers.

2. Clean and relubricate bolts and nuts that become dry or rusty before use.

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 3

3. Comply with manufacturers' written recommendations for cleaning and lubricating ASTM F 1852 fasteners and for retesting fasteners after lubrication.

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 4

1.7 COORDINATION

A. Coordinate selection of shop primers with topcoats to be applied over them. Comply with paint and coating manufacturers' recommendations to ensure that shop primers and topcoats are compatible with one another.

B. Coordinate installation of anchorage items to be embedded in or attached to other construction without delaying the Work. Provide setting diagrams, sheet metal templates, instructions, and directions for installation.

PART 2 PRODUCTS

1.8 STRUCTURAL-STEEL MATERIALS

A. Recycled Content of Steel Products: Postconsumer recycled content plus one-half of preconsumer recycled content not less than 25 percent.

B. W-Shapes and Channels: ASTM A 992/A 992M or ASTM A 572/A 572M, Grade 50.

C. Angles, Plates, and Bar: ASTM A 36/A 36M.

1.9 BOLTS, CONNECTORS, AND ANCHORS

A. High-Strength Bolts, Nuts, and Washers: ASTM A 325, Type 1, heavy-hex steel structural bolts;

ASTM A 563, Grade C, heavy-hex carbon-steel nuts; and ASTM F 436, Type 1, hardened carbon-steel washers; all with plain finish.

B. Threaded Bolts: ASTM A 449.

1. Nuts: ASTM A 563 heavy-hex carbon steel.

2. Washers: ASTM F 436, Type 1, hardened carbon steel.

3. Finish: Plain.

1.10 PRIMER

A. Primer: Steel shall be delivered shop primed.

1.11 FABRICATION

A. Column Splices are not permitted without prior approval by Contracting Officer, except at locations noted in drawings.

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 5

B. Structural Steel: Fabricate and assemble in shop to greatest extent possible. Fabricate according to AISC's "Code of Standard Practice for Steel Buildings and Bridges" and AISC 360.

1. Camber structural-steel members where indicated.

2. Fabricate beams with rolling camber up.

3. Identify high-strength structural steel according to ASTM A 6/A 6M and maintain markings until structural steel has been erected.

4. Mark and match-mark materials for field assembly.

5. Complete structural-steel assemblies, before starting shop-priming operations.

C. Thermal Cutting: Perform thermal cutting by machine to greatest extent possible.

D. Bolt Holes: Cut, drill, or punch standard bolt holes perpendicular to metal surfaces.

E. Finishing: Accurately finish ends of columns and other members transmitting bearing loads.

F. Cleaning: Clean and prepare steel surfaces that are to remain unpainted according to SSPC-SP 1, "Solvent Cleaning” or SSPC-SP 2, "Hand Tool Cleaning” or SSPC-SP 3, "Power Tool Cleaning."

G. Holes: Provide holes required for securing other work to structural steel and for other work to pass through steel framing members.

1. Cut, drill, or punch holes perpendicular to steel surfaces. Do not thermally cut bolt holes or enlarge holes by burning.

1.12 SHOP CONNECTIONS

A. High-Strength Bolts: Shop install high-strength bolts according to RCSC's "Specification for Structural Joints Using ASTM A 325 or A 490 Bolts" for type of bolt and type of joint specified.

1.13 SHOP PRIMING

A. Shop prime steel surfaces:

B. Surface Preparation: Clean surfaces to be painted. Remove loose rust and mill scale and spatter, slag, or flux deposits. Prepare surfaces according to one of the following specifications and standards:

1. SSPC-SP 2, "Hand Tool Cleaning."

2. SSPC-SP 3, "Power Tool Cleaning."

3. SSPC-SP 7/NACE No. 4, "Brush-Off Blast Cleaning."

4. SSPC-SP 11, "Power Tool Cleaning to Bare Metal."

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 6

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 7

5. SSPC-SP 14/NACE No. 8, "Industrial Blast Cleaning."

6. SSPC-SP 6/NACE No. 3, "Commercial Blast Cleaning."

C. Priming: Immediately after surface preparation, apply primer according to manufacturer's written instructions and at rate recommended by SSPC to provide a minimum dry film thickness of 1.5 mils. Use priming methods that result in full coverage of joints, corners, edges, and exposed surfaces.

1. Stripe paint corners, crevices, bolts, and sharp edges.

2. Apply two coats of shop paint to surfaces that are inaccessible after assembly or erection.

Change color of second coat to distinguish it from first.

1.14 PAINTING

A. Paint all steel surfaces.

B. Material Compatibility:

1. Materials for use within each paint system shall be compatible with one another and substrates indicated, under conditions of service and application as demonstrated by manufacturer, based on testing and field experience.

2. For each coat in a paint system, products shall be recommended in writing by topcoat manufacturers for use in paint system and on substrate indicated.

C. Color: Safety Yellow

PART 3 EXECUTION

1.15 PREPARATION

A. Provide temporary shores, guys, braces, and other supports during erection to keep structural steel secure, plumb, and in alignment against temporary construction loads and loads equal in intensity to design loads. Remove temporary supports when permanent structural steel, connections, and bracing are in place unless otherwise indicated.

1.16 ERECTION

A. Set structural steel accurately in locations and to elevations indicated and according to AISC 303 and AISC 360.

B. Maintain erection tolerances of structural steel within AISC's "Code of Standard Practice for Steel Buildings and Bridges."

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 8

C. Align and adjust various members that form part of complete frame or structure before permanently fastening. Before assembly, clean bearing surfaces and other surfaces that will be in permanent contact with members. Perform necessary adjustments to compensate for discrepancies in elevations and alignment.

1. Level and plumb individual members of structure.

2. Make allowances for difference between temperature at time of erection and mean temperature when structure is completed and in service.

D. Splice members only where indicated.

E. Do not use thermal cutting during erection.

F. Do not enlarge unfair holes in members by burning or using drift pins. Ream holes that must be enlarged to admit bolts.

1.17 FIELD CONNECTIONS

A. No column splices will be permitted unless prior approval is obtained from Engineer.

B. High-Strength Bolts: Install high-strength bolts according to RCSC's "Specification for Structural Joints Using ASTM A 325 or A 490 Bolts" for type of bolt and type of joint specified.

1. Joint Type: Snug tightened unless indicated on drawings as pre-tensioned or slip-critical.

1.18 PAINTING

A. Examination

1. Verify suitability of substrates, including surface conditions and compatibility with existing finishes and primers.

2. Proceed with coating application only after unsatisfactory conditions have been corrected.

a. Application of coating indicates acceptance of surfaces and conditions.

B. Preparation

1. Comply with manufacturer's written instructions and recommendations in "MPI Architectural Painting Specification Manual" applicable to substrates and paint systems indicated.

C. Application

1. Apply paints to produce surface films without cloudiness, spotting, holidays, laps, brush marks, roller tracking, runs, sags, ropiness, or other surface imperfections.

REPAIR CH&PP COAL CAR SHAKER SECTION 05 12 00

EIELSON AFB, ALASKA STRUCTURAL STEEL FRAMING

PROJECT NO.: FTQW 11-1005

Design Alaska, Inc. 05 12 00 - 9

1.19 FIELD QUALITY CONTROL

A. Testing Agency: Contractor will engage a qualified independent testing and inspecting agency to inspect high-strength bolted connections.

B. Bolted Connections: Bolted connections will be inspected according to RCSC's "Specification for Structural Joints Using ASTM A 325 or A 490 Bolts."

C. Correct deficiencies in Work that test reports and inspections indicate does not comply with the Contract Documents.

1.20 REPAIRS AND PROTECTION

A. Touchup Painting: Immediately after erection, clean exposed areas where primer is damaged or missing and paint with the same material as used for shop painting to comply with SSPC-PA 1 for touching up shop-painted surfaces.

1. Clean and prepare surfaces by SSPC-SP 2 hand-tool cleaning or SSPC-SP 3 power-tool cleaning.

END OF SECTION