UAC Specs.pdf

Urban Assault Course UACUSMA

SECTION 03 41 16

PRECAST CONCRETE SLABS (MAX. SPAN 8'- 0" O.C.)

11/08

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

AMERICAN ASSOCIATION OF STATE HIGHWAY AND TRANSPORTATION OFFICIALS

(AASHTO)

AASHTO M 182 (2005; R 2009) Standard Specification for Burlap Cloth Made from Jute or Kenaf and Cotton Mats

AMERICAN CONCRETE INSTITUTE INTERNATIONAL (ACI)

ACI C-21 (1992) Elevated Slabs

ASME INTERNATIONAL (ASME)

ASME B18.2.2 (2010) Standard for Square and Hex Nuts

ASME B18.21.1 (2009) Washers: Helical Spring-Lock, Tooth Lock, and Plain Washers (Inch Series)

ASME B18.6.3 (2003; R 2008) Machine Screws and Machine Screw Nuts

ASTM INTERNATIONAL (ASTM)

ASTM C 150/C 150M (2011) Standard Specification for Portland Cement

ASTM C 171 (2007) Standard Specification for Sheet Materials for Curing Concrete

ASTM C 33/C 33M (2011) Standard Specification for Concrete Aggregates

ASTM C 387/C 387M (2011) Standard Specification for Packaged, Dry, Combined Materials for Mortar and Concrete

ASTM C 595/C 595M (2010) Standard Specification for Blended Hydraulic Cements

ASTM C 618 (2008a) Standard Specification for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in Concrete

ASTM C 989 (2010) Standard Specification for Slag Cement for Use in Concrete and Mortars

SECTION 03 41 16 Page 1

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Submit Fabrication Drawings and Installation Drawings for the following items in accordance with paragraph entitled, "Drawings," of this section.

Precast Concrete Slabs Cast-in-Place Curb Units

SD-03 Product Data

Submit manufacturer's catalog data for the following, including all accessories including nails, threaded fasteners, and joint sealing compounds for the following items:

Precast Concrete Slabs

Packaged Concrete Materials

Absorption Cover

Moisture-Retaining Cover

SD-05 Design Data

Design analysis and calculations must be in accordance with the paragraph entitled, "Precast Concrete Slabs," of this section.

SD-06 Test Reports

Test Reports for the following must be in accordance with paragraph entitled, "Precast Concrete Slabs," of this section.

Strength Tests

SD-07 Certificates

Submit certificates of compliance for the following items showing conformance with referenced standards contained in this section.

Precast Concrete Slabs

Clips

Threaded Fasteners

Cement Grout Joint Sealing Materials

Bituminous Joint Sealing Materials

SECTION 03 41 16 Page 2

SD-08 Manufacturer's Instructions

Submit Installation Instructions in accordance with paragraph entitled, "Precast Concrete Slabs," of this section.

1.3 DRAWINGS

Fabrication Drawings for precast concrete deck units must show dimensions, and size and number of openings to be cut.

Installation Drawings for Precast Concrete Slabs must include details and layouts indicating structural framing, location and length of concrete slabs corresponding with the sequence and procedure to be followed in placing and fastening slabs, and location and type of fasteners. Drawings must also show details of curb units indicating location of cants, crickets, drainage saddles, and other sloping surfaces.

PART 2 PRODUCTS

2.1 MATERIALS

2.1.1 Precast Concrete Slabs

Provide Installation Instructions that indicate the manufacturer's recommended installation methods and sequence.

Test Reports for precast concrete slabs regarding Nail Driving and Nail Pulling Tests and Strength Tests must be in accordance with ACI C-21.

Slabs must be flat or plank-shape and conform to ACI C-21, Type I or Type II, with the following modifications:

Flat slabs must have wire mesh reinforcing in both top and bottom of the slab.

Flat slabs must have tongue-and-groove edges on sides and square edges on ends, except that edges for exposed sides must be square.

Flat slabs must have tongue-and-groove edges on sides and ends, except that edges for exposed sides and ends must be square.

2.2 THREADED FASTENERS

Fasteners must consist of machine screws, nuts, and washers.

Machine screws must be slotted, flathead, galvanized, carbon steel conforming to ASME B18.6.3, Type I, Style 2s.

Nuts must be hexagon, galvanized, carbon steel conforming toASME B18.2.2, Type II, Style 10.

Washers must be round-type, galvanized, carbon steel, general-purpose assembly washers conforming to ASME B18.21.1, Type A, Grade I, Class A.

2.3 CEMENT GROUT JOINT SEALING MATERIALS

Portland cement must conform to ASTM C 150/C 150M, Type I.

Aggregate for cement grout must be clean, sharp, uniformly graded, natural

SECTION 03 41 16 Page 3 or manufactured sand conforming to ASTM C 33/C 33M.

2.4 PACKAGED CONCRETE MATERIALS

Concrete materials must be packaged, dry, combined materials for concrete conforming to ASTM C 387/C 387M, lightweight concrete (using natural sand), and have the following properties:

[Materials used as ingredients must include: [Blended hydraulic cement conforming to ASTM C 595/C 595M] [Fly ash conforming to ASTM C 618, Class C or F] [Ground granulated blast furnace slag conforming to ASTM C 989, [Grade 120.]]]

2.5 WATER FOR MIXING CEMENT GROUT AND CONCRETE

Water must be potable.

2.6 CONCRETE CURING MATERIALS

Absorption Cover for curing concrete must be burlap cloth made from jute or kenaf, conforming to AASHTO M 182, Class 3.

Moisture-Retaining Cover for curing concrete must be white waterproof paper or white opaque polyethylene sheet conforming to ASTM C 171.

PART 3 EXECUTION

3.1 GENERAL

Install precast slabs and accessories in accordance with the approved drawings and as specified.

3.2 PLACING SLABS

Supporting members must be in place before the placing of precast slabs is started. Do not place slabs during, or while there is a threat of, rain or snow.

Place each slab on structural framework to bear on at least two structural framing members. End bearing must be not less than . Ends of slabs having square edges must occur over a structural framing member. Where installation requires cutting slabs, cut ends must occur over supports at the wall or at openings.

Ends of slabs having tongue-and-groove edges on ends do not need to occur over a structural framing member; stagger such end joints in adjacent rows.

Align slabs in each row end to end, and adjacent rows parallel. Alignment does not depend on adjacent walls or structural framing members being accurately square.

3.3 SEALING JOINTS

After slabs have been placed and fastened, seal the top portion of joints as specified.

Fill joints at ridges and hips and tongue-and-groove joints with cement grout. Cement grout must consist of portland cement, sand, and water mixed to the consistency of thick cream. Place grout so as to be even with the

SECTION 03 41 16 Page 4 top surface of slabs. Remove excess grout and give grout surface a smooth finish.

Seal other joints with specified bituminous joint sealing materials.

Center joint sealing tape over the joint and embedded in hot bituminous cement applied at the rate of of joint sealing tape. End laps must not be less than 4 inches. Remove excess bitumen and the joint sealing tape surface must be smooth and free of wrinkles.

3.4 COLD-WEATHER LIMITATIONS

Sealing joints and concrete mixing or placing must not be performed when the ambient temperature is or below.

3.5 CONCRETE TOPPING

Concrete topping reinforced with welded wire fabric shall be applied to tops of units continuous over the entire span. Welded wire fabric of the size indicated shall be as specified in Section 03200A CONCRETE REINFORCEMENT. Tops of units shall be clean and free of any material that would reduce adhesion or bond. The concrete topping shall be a minimum of 50 mm thick of 21 MPa minimum compressive strength at 28 days. Concrete materials, quality, placing, curing, and finishing shall be as specified in Section CONCRETE FOR MINOR STRUCTURES.

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SECTION 03 41 16 Page 5

SECTION 07 41 14.00 18

CORRUGATED METAL ROOFING AND SIDING

12/06

PART 1 GENERAL

1.1 SUMMARY

1.1.1 Section Requirements

This section includes: all material, labor, and equipment to complete installation of the corrugated roofing and siding as shown on the drawings and herein specified. It also includes all copings, and flashings contiguous with the panels.

1.1.2 Related Sections

Metal decking Rough carpentry, plywood, and underlayment Insulation Membrane roofing Flashing and sheet metal Joint sealers: sealants and caulk Structural framing

1.2 SYSTEM DESCRIPTION

1.2.1 Performance Requirements

Provide factory formed, per-finished, lappable, exposed fastener, structural ribbed metal roof and wall system, that has been pre-tested and certified by manufacturer to comply with specified requirements under installed conditions.

1.2.2 Structural Requirements

Engineer panels for structural properties in accordance with latest edition of American Iron and Steel Institutes's Cold Formed Steel Design Manual using "effective width" concept and Aluminum Association's Aluminum Design Manual.

1.3 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. The following shall be submitted in accordance with Section 01 33 00.00 18 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Roof Plan and Wall Elevations; G, RO

Shop drawings showing roof plan and wall elevations with layout of panels, screws, underlayment and sections of each flashing/trim condition shall be submitted for approval prior to fabrication.

SECTION 07 41 14.00 18 Page 1

Drawings shall contain material type, metal thickness, and finish. Drawings shall distinguish between factory and field fabrication.

SD-03 Product Data

Manufacturer's specifications, standard profile sheet, product data brochure and finish warranty

SD-04 Samples

Panel; G, RO

Submit sample 12" long x full width panel, showing proposed metal gauge, panel profile and specified finish.

Color; G, RO

Submit manufacturer's standard colors for selection.

SD-07 Certification

Manufacturer's Certification

Submit manufacturer's certification that materials and finishes meet specification requirements.

1.4 QUALITY ASSURANCE

1.4.1 Manufacturer

Panel manufacturer shall have a minimum of 10 years of experience in manufacturing architectural roofing in a permanent stationary indoor facility.

1.4.2 Installer

Panel installer shall have a minimum of 5 years experience in installation of metal roofing/siding of similar size and scope.

1.5 DELIVERY, STORAGE AND HANDLING

1.5.1 Protection During Delivery

Panels and flashings shall be protected and properly packaged to protect against transportation damage in transit to the jobsite.

1.5.2 Delivery and Handling

Upon delivery, exercise care in unloading, stacking, moving, storing, and erecting panels and flashings to prevent twisting, bending, scratching, or denting.

1.5.3 Storage

Store panels and flashings in a safe, dry environment under a waterproof covering to prevent water damage. Allow for adequate ventilation to prevent condensation. Panels and flashings with strippable film shall not be stored in direct sunlight.

SECTION 07 41 14.00 18 Page 2

1.5.4 Protection after Installation

Upon installation immediately remove strippable film from panel and flashings. Protect panel and flashings from foot traffic and from all other trades.

1.6 PROJECT CONDITIONS

1.6.1 Field Dimension

Take field dimensions prior to fabrication to verify jobsite conditions.

1.6.2 Minimum Recommended Pitch

The minimum recommended pitch for this panel is 2-1/2:12.

1.6.3 Maximum Panel Length

The maximum panel length is 45' (contact factory for longer panels).

1.7 WARRANTIES

1.7.1 Manufacturer

The panel manufacturer shall provide a 20-year warranty on the paint finish covering chalking, cracking, checking, chipping, blistering, peeling, flaking, and fading.

1.7.2 Applicator

The applicator shall furnish written warranty for a 20-year period from date of substantial completion of building. The warranty shall cover repairs required to maintain roof and flashings in watertight conditions.

PART 2 PRODUCTS

2.1 MATERIALS AND FINISHES

2.1.1 Panel Materials

a. 22 gauge, Grade 40 (40 ksi yield strength) structural steel with G90 (0.90 oz/sq. ft.) hot dipped galvanized coating, both conforming to

ASTM A 653.

b. 22 gauge, Grade 40 (40 ksi yield strength) structural steel with AZ50 (0.50 oz/sq. ft.) aluminum-zinc alloy coating, both conforming to

ASTM A 792.

c. 0.050", 3004-H36 or equivalent aluminum alloy conforming to ASTM B 209.

2.1.2 Texture

Panels shall be smooth.

2.1.3 Finish

Refer to manufacturer's standard color card to determine appropriate finish

SECTION 07 41 14.00 18 Page 3 and color. Submit to Contracting Office for selection. All panel shall receive a factory-applied siliconized polyester or vinyl plastisol conforming to the following:

2.1.3.1 Metal Preparation

All metal shall have the surfaces carefully prepared for painting on a continuous process coil coating line by alkali cleaning, hot water rinsing, application of chemical conversion coating, cold water rinsing, sealing with an acid rinse, and thorough drying.

2.1.3.2 Prime Coating

A base coat of epoxy paint, specifically formulated to interact with the top-coat, shall be applied to the prepared surfaces by roll-coating to a dry film thickness of 0.20+0.05 mils. This prime coat shall be oven-cured prior to application of finish coat.

2.1.3.3 Exterior Coating

A finish coating shall be applied over the primer by roll-coating to a dry film thickness of 0.80+0.05 mils (3.80+0.05 mils for vinyl plastisol) for a total dry film thickness of 1.00+0.10 mils (4.00+0.10 mils for vinyl plastisol). This finish coating shall be oven-cured.

2.1.3.4 Interior Coating

A washcoat shall be applied on the reverse side over the primer by roll-coating to a dry film thickness of 0.30+0.05 mils for a total dry film thickness of 0.50+0.10 mils. The washcoat shall be oven-cured.

2.1.3.5 Color

The color of the exterior finish shall comply with the Fort Drum Architectural Compliance Board Matrix and be chosen by the Contracting Officer.

2.1.3.6 Physical Properties

The coating shall conform to the manufacturer's standard performance criteria as listed by certified test reports for fade, chalk, abrasion, humidity, adhesion, pollution resistance, and others as required and standard within the industry.

2.2 ACCESSORIES

2.2.1 Screws

2.2.1.1 General

All screws shall be aluminum, plated steel, or stainless steel. They shall have a combination steel and EPDM washer.

2.2.1.2 Panel to Girt/Purlins

Screws for panel to girt/purlins shall be of the type and size with sufficient strength to penetrate the supporting member by 1". All fasteners shall be applied in accordance with the fastening schedule for 1/2" corrugated panel.

SECTION 07 41 14.00 18 Page 4

2.2.1.3 Flashings and Sidelaps

Screws for flashings and sidelaps shall be #14 HHA x 3/4" sheet metal stitch screws. All accessories, flashings, and sidelaps shall be fastened 12" o.c.

2.2.2 Flashings

Flashings shall be shop-fabricated from materials that is the same thickness and finish as the corrugated panels to which they are attached.

Where applicable, flashings shall be furnished in maximum 10' lengths.

Exposed flashings shall be lapped 6".

2.2.3 Closures

Closures shall be pre-molded polyethylene to match the profile of the corrugated panel and shall be in lengths as supplied by the panel manufacturer.

2.2.4 Caulking

Caulking shall be a polyurethane where it is exposed and there is no thermal movement. All caulking or sealing shall be done in a neat manner with excess caulking or sealant removed from exposed surfaces. Caulking shall be non-skinning, non-hardening gun-grade butyl sealant. All caulking or sealing shall be done in a neat manner with excess caulking or sealant removed from exposed surfaces.

2.3 FABRICATION

Panels are lappable. Maximum length of individual aluminum roof panels shall be exceed 16 feet and individual steel roof panels not exceed 32 feet. Panels shall be roll-formed on a stationary industrial type rolling mill to gradually shape the sheet metal. Portable rollformers, rented or owned by the installer, are not acceptable. Fabricate flashings from the same material as the roof system.

2.4 SOURCE QUALITY

Metal panels and accessories shall be from the same manufacturer.

PART 3 EXECUTION

3.1 MANUFACTURER'S INSTRUCTIONS

Comply with manufacturer's product data, including product technical bulletins, product catalog installation instructions, and product cartons for installation.

3.2 EXAMINATION

The installer shall inspection purlins, girts, and/or roof deck to verify that they comply with shop drawings and are smooth, even, sound, and free of depressions. Report variations and potential problems in writing to the Contracting Officer.

SECTION 07 41 14.00 18 Page 5

3.3 INSTALLATION

Conform to the standard set forth in the SMACNA architectural sheet metal manuals and the approved shop drawings detailed for the project. Install panels plumb, level, and straight with the ribs parallel, conforming to the design as indicated. Install panel system so it is watertight, without waves, warps, buckles or distortions, and allow for thermal movement considerations. Abrasive devices shall not be used to cut on or near roof panel system. Apply sealant tape or caulking as necessary at flashing and panel joints to prevent water penetrating. Remove any strippable film immediately upon exposure to direct sunlight. The joints, perimeter, and all openings shall be sealed per manufacturer's instructions to provide a continuous vapor retarder. Provide one layer of 30 lb. felt with horizontal overlaps and endlaps staggered between layers. Provide ice and water shield membrane at all valley and eave conditions as well as any area at less than a 3:12 slope. Lay parallel to ridge line with 2-1/2" horizontal laps and 6" vertical laps.

3.4 CLEANING

Dispose of excess materials and debris from jobsite. Remove filings, grease, stains, marks, or excess sealants from roof panel system to prevent staining. Protect work from damage from other trades until final acceptance.

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SECTION 07 41 14.00 18 Page 6