W912PM-16-B-0020-0001.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER (Type or print)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

W912PM-16-B-0020 is hereby amended to incorporate the follow ing changes:

a) Add "Subtotals and Notice to Bidders" to Section 00 10 00

b) Correct the period of performance in SF1442 Block 11 from 90 to 180 calendar days.

c) Revise a specification section in response to contractor's bidder inquiries. See Technical Summary of Changes.

d) All other terms and conditions remain in full force and effect.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 2

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

16C. DATE SIGNED

BY 24-Aug-2016

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

(Signature of Contracting Officer)(Signature of person authorized to sign)

8. NAME AND ADDRESS OF CONTRACTOR (No., Street, County, State and Zip Code) X W912PM-16-B-0020

X 9B. DATED (SEE ITEM 11)

02-Aug-2016

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, X is not extended.

Offer must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended by one of the following methods:

(a) By completing Items 8 and 15, and returning 1 copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN

REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

24-Aug-2016

CODE

U S ARMY CORPS OF ENGINEERS

WILMINGTON DISTRICT

ATTN: CONTRACTING DIVISION

69 DARLINGTON AVE

WILMINGTON NC 28403-1343

W912PM 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

W912PM-16-B-0020

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SECTION 00 00 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

SUMMARY OF CHANGES

SECTION 00 10 00 - SOLICITATION, CONTRACT LINE ITEM NUMBER (CLIN) SCHEDULE

The offeror acceptance period has decreased by 90 from 180 to 90.

The contractor period of performance end date has increased by 90 days from 90 days to 180 days.

The following have been added by full text:

SUBTOTALS AND NOTES

TOTAL BASE LINE ITEMS 0001 ________________

TOTAL OPTIONAL BID ITEM 1, CLIN 0002 ________________

TOTAL LINE ITEMS 0001 – 0002 ________________

NOTE 1:

FOR OPTIONAL BID ITEM 1, IF EXERCISED, THE PERIOD OF PERFORMANCE

SHALL NOT BE EXTENDED BEYOND THE ORIGINAL CONTRACT DURATION OF

180 CALENDAR DAYS. PERFORMANCE OF AN AWARDED OPTIONAL BID ITEMS

SHALL RUN CONCURRENTLY WITH THE BASE BID CONTRACT DURATION SO

THAT THE PERIOD OF PERFORMANCE SHALL NOT EXCEED 180 CALENDAR

DAYS.

NOTE 2:

THE TOTAL CONTRACT DURATION SHALL NOT EXCEED 180 CALENDAR DAYS.

NOTE 3:

THE GOVERNMENT RESERVES THE RIGHT TO EXERCISE OPTIONAL BID ITEM

1 BY 30 SEPTEMBER 2016 AFTER AWARD.

NOTE 4:

THE EXERCISE OF OPTIONAL BID ITEM 1 SHALL BE SUBJECT TO THE

AVAILABILITY OF FUNDS.

(End of Summary of Changes)

W912PM-16-B-0020

Amendment 0001

Technical Summary of Changes

13 34 19 – METAL BUILDING SYSTEMS

Delete existing Page 1 through Page 32 in their entirety and replace with enclosed revised like-numbered Pages.

-- End of Summary of Changes- Encls As Stated

ATF Overhead Cover, SOTF W912PM-16-B-0020

SF-00023-15

SECTION TABLE OF CONTENTS

DIVISION 13 - SPECIAL CONSTRUCTION

SECTION 13 34 19

METAL BUILDING SYSTEMS

11/11

PART 1 GENERAL

1.1 REFERENCES

1.2 GENERAL REQUIREMENTS

1.2.1 Structural Performance

1.2.1.1 Engineering

1.2.1.2 Design Loads

1.2.1.3 Live Loads

1.2.1.4 Roof Snow Loads

1.2.1.5 Wind Loads

1.2.1.6 Collateral Loads

1.2.1.7 Auxiliary Loads

1.2.1.8 Load Combinations

1.2.1.9 Deflection Limits

1.2.2 Seismic Performance

1.2.3 Thermal Movements

1.2.4 Thermal Performance

1.2.4.1 Metal Roof Panel Assemblies

1.2.4.2 Metal Wall Panel Assemblies

1.2.5 Air Infiltration for Metal Roof Panels

1.2.6 Air Infiltration for Metal Wall Panels (if Metal Panels are

Required by Drawings)

1.2.7 Water Penetration for Metal Roof Panels

1.2.8 Water Penetration for Metal Wall Panels

1.2.9 Wind-Uplift Resistance

1.3 DEFINITIONS

1.4 SYSTEM DESCRIPTION

1.4.1 Primary Frame Type

1.4.2 Expandable End-Wall Framing

1.4.3 Secondary Frame Type

1.4.4 Eave Height

1.4.5 Bay Spacing

1.4.6 Roof Slope

1.4.7 Roof System

1.5 SUBMITTALS

1.6 QUALITY ASSURANCE

1.6.1 Pre-Erection Conference

1.6.1.1 Pre-Roofing and Siding Installation Conference

1.6.2 Manufacturer's Technical Representative

1.6.3 Manufacturer's Qualifications

1.6.4 Qualification of Erection Contractor

1.6.5 Single Source

1.6.6 Welding

1.6.7 Structural Steel

1.6.8 Cold-Formed Steel

1.6.9 Fire-Resistance Ratings

SECTION 13 34 19 Page 1 (Revised by Amendment 0001)

1.6.10 Surface-Burning Characteristics

1.6.11 Fabrication

1.6.12 Finishes

1.7 SHIPPING, HANDLING AND STORAGE

1.7.1 Delivery

1.8 PROJECT CONDITIONS

1.8.1 Weather Limitations

1.8.2 Field Measurements

1.8.2.1 Established Dimensions for Foundations

1.8.2.2 Established Dimensions for Metal Panels

1.8.2.3 Verification Record

1.9 COORDINATION

1.10 WARRANTY

1.10.1 Building System Warranty

1.10.2 Roof System Weather-Tightness Warranty

1.10.3 Roof and Wall Panel Finish Warranty

PART 2 PRODUCTS

2.1 STRUCTURAL FRAMING MATERIALS

2.1.1 W-Shapes

2.1.2 Channel, Angles, M-Shapes and S-Shapes

2.1.3 Plate and Bar

2.1.4 Steel Pipe

2.1.5 Cold-Formed and Hot Formed Hollow Structural Sections

2.1.6 Structural-Steel Sheet

2.1.7 High-Strength Bolts, Nuts, and Washers

2.1.8 Non-High-Strength Bolts, Nuts, and Washers

2.1.9 Anchor Rods

2.1.10 Threaded Rods

2.1.11 Primer

2.2 FABRICATION

2.2.1 General

2.3 STRUCTURAL FRAMING

2.3.1 General

2.3.2 Primary Framing

2.3.3 Secondary Framing

2.3.4 Bracing

2.4 PANEL MATERIALS

2.4.1 Steel Sheet

2.4.2 Finish

2.4.3 Repair Of Finish Protection

2.5 MISCELLANEOUS METAL FRAMING

2.5.1 General

2.5.2 Fasteners for Miscellaneous Metal Framing

2.6 FASTENERS

2.6.1 General

2.6.2 Exposed Fasteners

2.6.3 Screws

2.6.4 Rivets

2.6.5 Attachment Clips

2.7 FRAMES AND MATERIALS FOR OPENINGS

2.7.1 Doors

2.8 ACCESSORIES

2.8.1 General

2.8.2 Roof and Wall Accessories and Specialties

2.8.3 Metal Closure Strips

2.8.4 2.6.6 Joint Sealants

2.8.4.1 Sealants

SECTION 13 34 19 Page 2

2.8.4.2 Shop-Applied

2.8.4.3 Field-Applied

2.8.4.4 Tape Sealant

2.9 SHEET METAL FLASHING AND TRIM

2.9.1 Fabrication

2.10 FINISHES

2.10.1 General

2.10.2 Appearance of Finished Work

PART 3 EXECUTION

3.1 EXAMINATION

3.2 PREPARATION

3.3 ERECTION OF STRUCTURAL FRAMING

3.4 METAL WALL PANEL INSTALLATION (if required by/indicated on drawings)

3.5 ROOF PANEL INSTALLATION

3.6 METAL PANEL FASTENER INSTALLATION

3.7 FLASHING, TRIM AND CLOSURE INSTALLATION

3.8 DOOR AND FRAME INSTALLATION

3.9 ACCESSORY INSTALLATION

3.9.1 General

3.9.2 Dissimilar Metals

3.9.3 Gutters and Downspouts

3.9.4 Roof and Wall Accessories and Specialties

3.10 CLEAN-UP AND PROTECTION

3.10.1 Structural Framing

3.10.2 Metal Panels

3.10.3 Touch-Up Painting

3.11 WASTE MANAGEMENT

3.12 SPECIAL INSPECTION AND TESTING FOR SEISMIC-RESISTING SYSTEMS

3.13 WARRANTY

3.13.1 MANUFACTURER'S WARRANTY

3.13.2 CONTRACTOR'S WARRANTY for INSTALLATION

-- End of Section Table of Contents --

SECTION 13 34 19 Page 3

SECTION 13 34 19

METAL BUILDING SYSTEMS

11/11

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 INSTITUTE OF STEEL CONSTRUCTION (AISC)

AISC 325 (2011) Steel Construction Manual

AISC 341 (2010) Seismic Provisions for Structural Steel Buildings

AISC 360 (2010) Specification for Structural Steel Buildings

AMERICAN IRON AND STEEL INSTITUTE (AISI)

AISC/AISI 121 (2004) Standard Definitions for Use in the Design of Steel Structures

AISI SG03-3 (2002; Suppl 2001-2004; R 2008) Cold-Formed Steel Design Manual Set

AMERICAN SOCIETY OF CIVIL ENGINEERS (ASCE)

ASCE 7 (2010; Change 2010; Change 2011; Errata 2011; Change 2011) Minimum Design Loads for Buildings and Other Structures

AMERICAN WELDING SOCIETY (AWS)

AWS A5.1/A5.1M (2004) Specification for Carbon Steel Electrodes for Shielded Metal Arc Welding

AWS D1.1/D1.1M (2010; Errata 2010) Structural Welding Code - Steel

AWS D1.3/D1.3M (2008; Errata 2008) Structural Welding Code - Sheet Steel

ASTM INTERNATIONAL (ASTM)

ASTM A1008/A1008M (2011) Standard Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength Low-Alloy with Improved Formability, Solution Hardened, and Bake Hardened

ASTM A1011/A1011M (2010) Standard Specification for Steel, SECTION 13 34 19 Page 4

Sheet, and Strip, Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength Low-Alloy with Improved Formability and Ultra-High Strength

ASTM A153/A153M (2009) Standard Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware

ASTM A193/A193M (2011a) Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service and Other Special Purpose Applications

ASTM A307 (2010) Standard Specification for Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength

ASTM A325 (2010) Standard Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength

ASTM A36/A36M (2008) Standard Specification for Carbon Structural Steel

ASTM A475 (2003; R 2009e1) Standard Specification for Zinc-Coated Steel Wire Strand

ASTM A500/A500M (2010a) Standard Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes

ASTM A501 (2007) Standard Specification for Hot-Formed Welded and Seamless Carbon Steel Structural Tubing

ASTM A529/A529M (2005; R 2009) Standard Specification for High-Strength Carbon-Manganese Steel of Structural Quality

ASTM A53/A53M (2010) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

ASTM A563 (2007a) Standard Specification for Carbon and Alloy Steel Nuts

ASTM A563M (2007) Standard Specification for Carbon and Alloy Steel Nuts (Metric)

ASTM A572/A572M (2007) Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel

ASTM A653/A653M (2011) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process

SECTION 13 34 19 Page 5

ASTM A780/A780M (2009) Standard Practice for Repair of Damaged and Uncoated Areas of Hot-Dip Galvanized Coatings

ASTM A992/A992M (2011) Standard Specification for Structural Steel Shapes

ASTM B117 (2011) Standard Practice for Operating Salt Spray (Fog) Apparatus

ASTM B209 (2010) Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate

ASTM B221 (2008) Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes

ASTM B221M (2007) Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric)

ASTM B695 (2004; R 2009) Standard Specification for Coatings of Zinc Mechanically Deposited on Iron and Steel

ASTM C1363 (2011) Standard Test Method for Thermal Performance of Building Materials and Envelope Assemblies by Means of a Hot Box Apparatus

ASTM C518 (2010) Steady-State Thermal Transmission Properties by Means of the Heat Flow Meter Apparatus

ASTM C920 (2014a) Standard Specification for Elastomeric Joint Sealants

ASTM D1308 (2002; R 2007) Effect of Household Chemicals on Clear and Pigmented Organic Finishes

ASTM D2244 (2011) Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates

ASTM D2247 (2011) Testing Water Resistance of Coatings in 100% Relative Humidity

ASTM D2794 (1993; R 2010) Resistance of Organic Coatings to the Effects of Rapid Deformation (Impact)

ASTM D3363 (2005e1; R 2011) Film Hardness by Pencil Test

ASTM D4214 (2007) Standard Test Method for Evaluating the Degree of Chalking of Exterior Paint Films

SECTION 13 34 19 Page 6

ASTM D522 (1993a; R 2008) Mandrel Bend Test of Attached Organic Coatings

ASTM D523 (2008) Standard Test Method for Specular Gloss

ASTM D714 (2002; R 2009) Evaluating Degree of Blistering of Paints

ASTM D822 (2001; R 2006) Filtered Open-Flame Carbon-Arc Exposures of Paint and Related Coatings

ASTM D968 (2005; R 2010) Abrasion Resistance of Organic Coatings by Falling Abrasive

ASTM DEFONLINE (2008) ASTM Online Dictionary of Engineering Science and Technology

ASTM E119 (2012) Standard Test Methods for Fire Tests of Building Construction and Materials

ASTM E136 (2011) Behavior of Materials in a Vertical Tube Furnace at 750 Degrees C

ASTM E1592 (2005) Structural Performance of Sheet Metal Roof and Siding Systems by Uniform Static Air Pressure Difference

ASTM E1646 (1995; R 2011) Standard Test Method for Water Penetration of Exterior Metal Roof Panel Systems by Uniform Air Pressure Difference

ASTM E168 (2006) General Techniques of Infrared Quantitative Analysis

ASTM E283 (2004) Determining the Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors Under Specified Pressure Differences Across the Specimen

ASTM E331 (2000; R 2009) Water Penetration of Exterior Windows, Skylights, Doors, and Curtain Walls by Uniform Static Air Pressure Difference

ASTM E84 (2012) Standard Test Method for Surface Burning Characteristics of Building Materials

ASTM F1554 (2007ae1) Standard Specification for Anchor Bolts, Steel, 36, 55, and 105-ksi Yield Strength

ASTM F1852 (2008) Standard Specification for "Twist Off" Type Tension Control Structural

SECTION 13 34 19 Page 7

Bolt/Nut/Washer Assemblies, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength

ASTM F436 (2011) Hardened Steel Washers

ASTM F844 (2007a) Washers, Steel, Plain (Flat), Unhardened for General Use

ASTM G152 (2006) Operating Open Flame Carbon Arc Light Apparatus for Exposure of Nonmetallic Materials

ASTM G153 (2004; R 2010) Operating Enclosed Carbon Arc Light Apparatus for Exposure of Nonmetallic Materials

METAL BUILDING MANUFACTURERS ASSOCIATION (MBMA)

MBMA MBSM (2002) Metal Building Systems Manual

NATIONAL ASSOCIATION OF ARCHITECTURAL METAL MANUFACTURERS (NAAMM)

NAAMM AMP 500 (2006) Metal Finishes Manual

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 252 (2008) Standard Methods of Fire Tests of Door Assemblies

NFPA 80 (2010; TIA 10-2) Standard for Fire Doors and Other Opening Protectives

NATIONAL ROOFING CONTRACTORS ASSOCIATION (NRCA)

NRCA RoofMan (2012) The NRCA Roofing Manual

SHEET METAL AND AIR CONDITIONING CONTRACTORS' NATIONAL ASSOCIATION

(SMACNA)

SMACNA 1793 (2003) Architectural Sheet Metal Manual, 6th Edition

THE SOCIETY FOR PROTECTIVE COATINGS (SSPC)

SSPC Paint 15 (1999; E 2004) Steel Joist Shop Primer

SSPC Painting Manual (2002) Good Painting Practice, Steel Structures Painting Manual, Volume 1

SSPC SP 2 (1982; E 2004) Hand Tool Cleaning

UNDERWRITERS LABORATORIES (UL)

UL 580 (2006; Reprint Jul 2009) Tests for Uplift Resistance of Roof Assemblies

UL Bld Mat Dir (2011) Building Materials Directory

SECTION 13 34 19 Page 8

1.2 GENERAL REQUIREMENTS

1.2.1 Structural Performance

Provide metal building systems capable of withstanding the effects of gravity loads and the following loads and stresses within the limits and conditions indicated.

1.2.1.1 Engineering

Design metal building systems conforming to procedures described in

MBMA MBSM.

1.2.1.2 Design Loads

Conform to the requirements of MBMA MBSM, ASCE 7, and the building code applicable to the project geographical location.

1.2.1.3 Live Loads

Include all vertical loads induced by the building occupancy indicated on the drawings, as well as loads induced by maintenance workers, materials and equipment for roof live loads.

1.2.1.4 Roof Snow Loads

Include vertical loads induced by the ground snow load at the project site of 10PSF. Allow for unbalanced and drift loads.

****Amendment 0001****

1.2.1.5 Wind Loads

Include horizontal loads induced by a basic wind speed Project site of as noted on drawings95mph.

****Amendment 0001****

1.2.1.6 Collateral Loads

Include additional dead loads other than the weight of metal building system for permanent items such as sprinklers, mechanical systems, electrical systems, and ceilings.

1.2.1.7 Auxiliary Loads

Include dynamic live loads, such as those generated by cranes and materials-handling equipment indicated on detail drawings.

1.2.1.8 Load Combinations

Design metal building systems to withstand the most critical effects of load factors and load combinations as required by MBMA MBSM, ASCE 7, and the building code applicable to the project location.

1.2.1.9 Deflection Limits

Engineer assemblies (is required) to withstand design loads with deflections no greater than the following:

SECTION 13 34 19 Page 9

a. Purlins and Rafters; vertical deflection of 1/240 of the span.

b. Girts; horizontal deflection of 1/240 of the span.

c. Metal Roof Panels; vertical deflection of 1/240 of the span.

d. Metal Wall Panels; horizontal deflection of 1/240 of the span.

Design secondary framing system to accommodate deflection of primary building structure and construction tolerances, and to maintain clearances at openings. Provide metal panel assemblies capable of withstanding the effects of loads and stresses indicated, based on testing according to

ASTM E1592.

1.2.2 Seismic Performance

Design and engineer metal building system capable of withstanding the effects of earthquake motions determined according to ASCE 7, AISC 341, and the applicable portions of the building code in the geographic area where the construction will take place.

1.2.3 Thermal Movements

Provide metal panel systems that allow for thermal movements resulting from the following maximum change (range) in ambient and surface temperatures by preventing buckling, opening of joints, overstressing of components, failure of joint sealants, failure of connections, and other detrimental effects. Base engineering calculation on surface temperatures of materials due to both solar heat gain and nighttime-sky heat loss as follows:

Temperature Change (Range); 120 F, ambient; 180 F, material surfaces.

1.2.4 Thermal Performance

Provide insulated metal panel assemblies (if required by drawings) with the following maximum U-factors and minimum R-values for opaque elements when tested according to ASTM C1363 or ASTM C518.

1.2.4.1 Metal Roof Panel Assemblies

a. U-Factor: 0.0455

b. R-Value: 22

1.2.4.2 Metal Wall Panel Assemblies

a. U-Factor: 0.0455

b. R-Value: 22

1.2.5 Air Infiltration for Metal Roof Panels

Air leakage through assembly must not exceed 0.06 cfm/sq.ft. of roof area when tested according to ASTM E168 at negative test-pressure difference of

1.57 lb/sq.ft.

1.2.6 Air Infiltration for Metal Wall Panels (if Metal Panels are Required by Drawings)

Air leakage through assembly of not more than 0.06 cfm/sq.ft.of wall area

SECTION 13 34 19 Page 10 when tested according to ASTM E283 at static-air-pressure difference of

6.24 lbf/sq.ft.

1.2.7 Water Penetration for Metal Roof Panels

No water penetration when tested according to ASTM E1646 at test-pressure difference of 2.86 lbf/sq.ft.

1.2.8 Water Penetration for Metal Wall Panels

No water penetration when tested according to ASTM E331 at a minimum differential pressure of 20 percent of inward-acting, wind-load design pressure of not less than 6.24 lbf/sq.ft.and not more than 12 lbf/sq. ft.

1.2.9 Wind-Uplift Resistance

Provide metal roof panel assemblies that comply with UL 580 for Class 90.

1.3 DEFINITIONS

ASTM DEFONLINE applies to this definition paragraph.

a. Bay: Dimension between main frames measured normal to frame (at centerline of frame) for interior bays, and dimension from centerline of first interior main frame measured normal to end wall (outside face of end-wall girt) for end bays.

b. Building Length: Dimension of the building measured perpendicular to main framing from end wall to end wall (outside face of girt to outside face of girt).

c. Building Width: Dimension of the building measured parallel to main framing from sidewall to sidewall (outside face of girt to outside face of girt).

d. Clear Span: Distance between supports of beams, girders, or trusses (measured from lowest level of connecting area of a column and a rafter frame or knee).

e. Eave Height: Vertical dimension from finished floor to eave (the line along the sidewall formed by intersection of the planes of the roof and wall).

f. Clear Height under Structure: Vertical dimension from finished floor to lowest point of any part of primary or secondary structure, not including crane supports, located within clear span.

g. Terminology Standard: Refer to MBMA "Metal Building Systems Manual" for definitions of terms for metal building system construction not otherwise defined in this Section or in referenced standards.

1.4 SYSTEM DESCRIPTION

General: Provide a complete, integrated set of metal building system manufacturer's standard mutually dependent components and assemblies that form a metal building system capable of withstanding structural and other loads, thermally induced movement, and exposure to weather without failure or infiltration of water into building interior. Include primary and secondary framing, metal roof panels, metal wall panels, (if required on

SECTION 13 34 19 Page 11 drawings) and accessories complying with requirements indicated.

Provide metal building system of size and with spacing, slopes, and spans indicated.

1.4.1 Primary Frame Type

a. Rigid Clear Span: Solid-member, structural-framing system without interior columns.

****Amendment 0001****1.4.2 Fixed End-Wall Framing

****Amendment 0001****

1.4.2 Expandable End-Wall Framing

Provide engineered end walls to be expandable. Provide primary frame, capable of supporting full-bay design loads, and end-wall columns.

1.4.3 Secondary Frame Type

Provide manufacturer's standard purlins and joists and exterior-framed (bypass) girts (if required by drawings).

1.4.4 Eave Height

Eave height must be as indicated on drawings.

1.4.5 Bay Spacing

Bay Spacing must be as indicated on drawings.

1.4.6 Roof Slope

Roof slope must be as indicated on drawings.

****Amendment 0001****

1.4.7 Roof System

Provide manufacturer's standard vertical-rib, standing-seam metal roof panels with insulation if indicated on drawings.

1.4.9 Exterior Wall System

Provide manufacturer's standard field-assembled, insulated factory-assembled, insulated metal wall panels complete with vapor barrier conforming to ASTM E96/E96M (if required by drawings).

****Amendment 0001****

1.5 SUBMITTALS

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

submittals not having a "G" designation are for Contractor Quality Control approval. 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:

SECTION 13 34 19 Page 12

SD-01 Preconstruction Submittals

Manufacturer's Qualifications; G

SD-02 Shop Drawings

Detail Drawings; G

SD-03 Product Data

Manufacturer's data indicating percentage of recycle material of the following to verify sustainable acquisition compliance; G

Manufacturer's catalog data ; G

SD-04 Samples

Coil Stock, 12 inches long by the actual panel width; G

Roof Panels, 12 inches long by actual panel width; G

Wall Panels, 12 inches long by actual panel width; G

Fasteners; G

Metal Closure Strips 10 inches long of each type; G

Manufacturer's color charts and chips, 4 by 4 inches; G

SD-05 Design Data

Manufacturer's descriptive and technical literature; G

Manufacturer's building design analysis; G

SD-06 Test Reports test reports; G

Coatings and base metals ; G

Factory Color Finish Performance Requirements; G

SD-07 Certificates system components ; G

Coil Stock certification; G

Galvanizing Repair Paint; G

Enamel Repair Paint; G

Qualification of Manufacturer; G

Qualification of Erector; G

SD-08 Manufacturer's Instructions

SECTION 13 34 19 Page 13

Installation of Roof and Wall panels; G shipping, handling, and storage; G

SD-11 Closeout Submittals

Manufacturer's Warranty; G

Contractor's Warranty for Installation; G

1.6 QUALITY ASSURANCE

1.6.1 Pre-Erection Conference

After submittals are received and approved but before metal building system work, including associated work, is performed, the Contracting Officer will hold a pre-erection conference to review the following:

a. The detail drawings, specifications, and manufacturer's descriptive and technical literature.

b. Finalize construction schedule and verify availability of materials, erector's personnel, equipment, and facilities needed to make progress and avoid delays.

c. Methods and procedures related to metal building system erection, including, but not limited to: qualification of manufacturer, qualification of erector, manufacturer's catalog data, building design analysis, written instructions and test reports.

d. Support conditions for compliance with requirements, including alignment between and erection of structural members.

e. Flashing, special roofing and siding details, roof and wall penetrations, openings, and condition of other construction that will affect metal building system, including coatings and base metals, factory color finish performance requirements, system components, and certificates for coil stock.

f. Governing regulations and requirements for, certificates, insurance, tests and inspections if applicable.

g. Temporary protection requirements for metal panel assembly during and after installation.

h. Samples of aluminized steel repair paint, galvanizing repair paint, and enamel repair paint.

****Amendment 0001****

1.6.1.1 Pre-Roofing and Siding Installation Conference

After structural framing system erection and approval but before roofing, siding, insulation and vapor barrier work, including associated work, is performed; the Contracting Officer will hold a pre-roofing and siding conference to review the following:

a. Examine purlins, sub-girts and formed shapes conditions for compliance with requirements, including flatness and attachment to structural

SECTION 13 34 19 Page 14 members.

b. Review structural limitations of purlins, sub-girts and formed shapes during and after roofing and siding.

c. Review flashings, special roof and wall details, roof drainage, roof and wall penetrations, roof equipment curbs, and condition of other construction that will affect the metal building system.

d. Review temporary protection requirements for metal roof and wall panels' assembly during and after installation.

e. Review roof and wall observation and repair procedures after metal building system erection.

****Amendment 0001****

1.6.2 Manufacturer's Technical Representative

The representative must have authorization from manufacturer to approve field changes and be thoroughly familiar with the products, erection of structural framing and installation of roof and wall panels in the geographical area where construction will take place.

1.6.3 Manufacturer's Qualifications

Metal building system manufacturer must have a minimum of five (5) years experience as a qualified manufacturer and a member of MBMA of metal building systems and accessory products.

Provide engineering services by an authorized currently licensed engineer in the geographical area where construction will take place, having a minimum of four years experience as an engineer knowledgeable in building design analysis, protocols and procedures for the "Metal Building Systems Manual" (MBMA MBSM); ASCE 7, the building code in the geographic area where the construction will take place and ASTM E1592.

Provide certified engineering calculations using the products submitted for:

a. Roof and Wall Wind Loads with basic wind speed, exposure category, co-efficient, importance factor, designate type of facility, negative pressures for each zone, methods and requirements of attachment.

b. Roof Dead and Live Loads

c. Collateral Loads

d. Foundation Loads

e. Roof Snow Load

1.6.4 Qualification of Erection Contractor

An experienced erector who has specialized in erecting and installing work similar in material, design, and extent to that indicated for this Project and must be approved and certified by the metal building system manufacturer.

SECTION 13 34 19 Page 15

1.6.5 Single Source

Obtain primary and secondary components and structural framing members, each type of metal roof, wall and liner panel assemblies, clips, closures and other accessories from the standard products of the single source from a single manufacturer to operate as a complete system for the intended use.

1.6.6 Welding

Qualify procedures and personnel according to AWS A5.1/A5.1M, AWS D1.1/D1.1M, and AWS D1.3/D1.3M.

1.6.7 Structural Steel

Comply with AISC 325, AISC 341 for seismic impacted designs, AISC 360, for design requirements and allowable stresses.

1.6.8 Cold-Formed Steel

Comply with AISC/AISI 121 and AISI SG03-3 for design requirements and allowable stresses.

1.6.9 Fire-Resistance Ratings

Where indicated, provide metal panels identical to those of assemblies tested for fire resistance per ASTM E119 by a qualified testing agency.

Identify products with appropriate markings of applicable testing agency.

Indicate design designations from UL Bld Mat Dir or from the listings of another qualified testing agency. Combustion Characteristics must conform to ASTM E136.

****Amendment 0001****

1.6.10 Surface-Burning Characteristics

Provide metal panels having insulation and vapor barrier material with the following surface-burning characteristics as determined by testing identical products according to ASTM E84 by a qualified testing agency.

Identify products with appropriate markings of applicable testing agency showing:

a. Flame-Spread Index: 25 or less.

b. Smoke-Developed Index: 450 or less.

****Amendment 0001****

1.6.11 Fabrication

Fabricate and finish metal panels and accessories at the factory to greatest extent possible, by manufacturer's standard procedures and processes and as necessary to fulfill indicated performance requirements.

Comply with indicated profiles with dimensional and structural requirements

Provide metal panel profile, including major ribs and intermediate stiffening ribs, if any, for full length of panel. Aluminum and aluminum-alloy sheet and plate must conform to ASTM B209.

Fabricate metal panel side laps with factory-installed captive gaskets or

SECTION 13 34 19 Page 16 separator strips that provide a tight seal and prevent metal-to-metal contact, in a manner that will seal weather-tight and minimize noise from movements within panel assembly.

Sheet Metal Accessories: Fabricate flashing and trim to comply with recommendations in SMACNA 1793 that apply to the design, dimensions, metal, and other characteristics of item indicated:

a. Form exposed sheet metal accessories that are without excessive oil canning, buckling, and tool marks and that are true to line and levels indicated, with exposed edges folded back to form hems.

b. End Seams: Fabricate nonmoving seams with flat-lock seams. Form seams and seal with epoxy seam sealer. Rivet joints for additional strength.

c. Sealed Joints: Form non-expansion but movable joints in metal to accommodate elastomeric sealant to comply with SMACNA standards.

d. Conceal fasteners and expansion provisions where possible. Exposed fasteners are not allowed on faces of accessories exposed to view.

e. Fabricate cleats and attachment devices of size and metal thickness recommended by SMACNA or by metal building system manufacturer for application, but not less than thickness of metal being secured.

1.6.12 Finishes

Comply with NAAMM AMP 500 for recommendations for applying and designating finishes.

Appearance of Finished Work: Noticeable variations in same piece are not acceptable. Variations in appearance of adjoining components are acceptable if they are within the range of approved Samples and are assembled or installed to minimize contrast.

1.7 SHIPPING, HANDLING AND STORAGE

****Amendment 0001****

1.7.1 Delivery

Package and deliver components, sheets, metal panels, and other manufactured items so as not to be damaged or deformed and protected during transportation and handling.

Stack and store metal panels horizontally on platforms or pallets, covered with suitable weather-tight and ventilated covering to ensure dryness, with positive slope for drainage of water. Store in a manner to prevent bending, warping, twisting, and surface damage. Do not store metal wall panels in contact with other materials that might cause staining, denting, or other surface damage. Retain strippable protective covering on metal panel for entire period up to metal panel installation.

Protect foam-plastic insulation (if required on drawings) as follows:

a. Do not expose to sunlight, except to extent necessary for period of installation and concealment.

b. Protect against ignition at all times. Do not deliver foam-plastic

SECTION 13 34 19 Page 17 insulation materials to project site before installation time.

Complete installation and concealment of plastic materials as rapidly as possible in each area of construction to minimize ultraviolet exposure.

****Amendment 0001****

1.8 PROJECT CONDITIONS

1.8.1 Weather Limitations

Proceed with installation preparation only when existing and forecasted weather conditions permit Work to proceed without water entering into existing panel system or building.

1.8.2 Field Measurements

1.8.2.1 Established Dimensions for Foundations

Comply with established dimensions on approved anchor-bolt plans, established foundation dimensions, and proceed with fabricating structural framing. Do not proceed without verifying field measurements. Coordinate anchor-bolt installation to ensure that actual anchorage dimensions correspond to established dimensions.

1.8.2.2 Established Dimensions for Metal Panels

Where field measurements cannot be made without delaying the Work, either establish framing and opening dimensions and proceed with fabricating metal panels without field measurements, or allow for field trimming metal panels. Coordinate construction to ensure that actual building dimensions, locations of structural members, and openings correspond to established dimensions.

1.8.2.3 Verification Record

Verify locations of all framing and opening dimensions by field measurements before metal panel fabrication and indicate measurements on Shop Drawings.

1.9 COORDINATION

Coordinate size and location of concrete foundations and casting of anchor-bolt inserts into foundation walls and footings. Concrete, reinforcement, and formwork requirements are specified.

If indicated on drawings coordinate installation of fire suppression system equipment supports piping and supports and accessories, which are specified in Division 21 - FIRE SUPPRESSION.

If indicated on drawings coordinate installation of plumbing system equipment supports piping and supports and accessories, which are specified in Division 22 - PLUMBING.

If indicated on drawings coordinate installation of HVAC system equipment supports ductwork and supports piping and supports and accessories, which are specified in Division 23 - HEATING, VENTILATING AND AIR-CONDITIONING

(HVAC).

SECTION 13 34 19 Page 18

If indicated on drawgins coordinate installation of roof curbs equipment supports and roof penetrations, which are specified in Division 07 -

THERMAL AND MOISTURE PROTECTION.

If indicated on drawgins coordinate metal panel assemblies with rain drainage work, flashing, trim, and construction of supports and other adjoining work to provide a leak-proof, secure, and non-corrosive installation.

1.10 WARRANTY

****Amendment 0001****

1.10.1 Building System Warranty

Furnish manufacturer's no-dollar-limit warranty for the metal building system. The warranty period is to be no less than 20 years from the date of acceptance of the work and be issued directly to the Government. The warranty must provide that if within the warranty period, the metal building system shows evidence of deterioration resulting from defective materials and/or workmanship, correcting of any defects is the responsibility of the metal building system manufacturer. Repairs that become necessary because of defective materials and workmanship while metal building system is under warranty are to be performed within 32 hours after notification, unless additional time is approved by the Contracting Officer. Failure to perform repairs within 32 hours of notification will constitute grounds for having emergency repairs performed by others and will not void the warranty.

****Amendment 0001****

1.10.2 Roof System Weather-Tightness Warranty

Furnish manufacturer's no-dollar-limit warranty for the metal panel system. The warranty period is to be no less than 20 years from the date of acceptance of the work and be issued directly to the Government.

The warranty is to provide that if within the warranty period the roof panel system shows evidence of corrosion, perforation, rupture, lost of weather-tightness or excess weathering due to deterioration of the panel system resulting from defective materials and correction of the defective workmanship is to be the responsibility of the metal building system manufacturer.

Repairs that become necessary because of defective materials and workmanship while roof panel system is under warranty are to be performed within 24 hours after notification, unless additional time is approved by the Contracting Officer. Failure to perform repairs within 24 hours of notification will constitute grounds for having emergency repairs performed by others and not void the warranty. Immediate follow-up and completion of permanent repairs must be performed within 2 days from date of notification.

****Amendment 0001****

1.10.3 Roof and Wall Panel Finish Warranty

Furnish manufacturer's no-dollar-limit warranty for the metal panel system. The warranty period is to be no less than 20 years from the date of acceptance of the work and be issued directly to the Government.

SECTION 13 34 19 Page 19

The warranty is to provide that if within the warranty period the metal panel system shows evidence of checking, delaminating cracking, peeling, chalk in excess of a numerical rating of eight, as determined by ASTM D4214 test procedures; or change colors in excess of five CIE or Hunter units in accordance with ASTM D2244 or excess weathering due to deterioration of the panel system resulting from defective materials and finish or correction of the defective workmanship is to be the responsibility of the metal building system manufacturer.

Liability under this warranty is exclusively limited to replacing the defective coated materials.

Repairs that become necessary because of defective materials and workmanship while roof and wall panel system is under warranty are to be performed within 32 hours after notification, unless additional time is approved by the Contracting Officer. Failure to perform repairs within 32 hours of notification will constitute grounds for having emergency repairs performed by others and not void the warranty.

****Amendment 0001****

PART 2 PRODUCTS

2.1 STRUCTURAL FRAMING MATERIALS

2.1.1 W-Shapes

ASTM A992/A992M; ASTM A572/A572M or ASTM A529/A529M.

2.1.2 Channel, Angles, M-Shapes and S-Shapes

ASTM A36/A36M; ASTM A572/A572M or ASTM A529/A529M.

2.1.3 Plate and Bar

ASTM A36/A36M, ASTM A572/A572M or ASTM A529/A529M.

2.1.4 Steel Pipe

ASTM A36/A36M, ASTM A53/A53M, ASTM A572/A572M or ASTM A529/A529M.

2.1.5 Cold-Formed and Hot Formed Hollow Structural Sections

Cold formed:ASTM A500/A500M or ASTM B221, ASTM B221M. Hot-formed: ASTM A501.

2.1.6 Structural-Steel Sheet

Hot-rolled, ASTM A1011/A1011M or cold-rolled, ASTM A1008/A1008M.

2.1.7 High-Strength Bolts, Nuts, and Washers

ASTM A325, heavy hex steel structural bolts; ASTM A563 heavy hex carbon-steel nuts; and ASTM F436 hardened carbon-steel washers.

Finish: Hot-dip zinc coating, ASTM A153/A153M.

Tension-Control, High-Strength Bolt-Nut-Washer Assemblies: ASTM F1852, heavy-hex-head steel structural bolts with spline.

SECTION 13 34 19 Page 20

Finish: Mechanically deposited zinc coating, ASTM B695.

2.1.8 Non-High-Strength Bolts, Nuts, and Washers

ASTM A307, ASTM A563, and ASTM F844.

Finish: ASTM A153/A153M.

2.1.9 Anchor Rods

ASTM F1554.

a. Configuration: Straight.

b. Nuts: ASTM A563 heavy hex carbon steel.

c. Plate Washers: ASTM A36/A36M carbon steel.

d. Washers: ASTM F436 hardened carbon steel.

e. Finish: Plain Hot-dip zinc coating, ASTM A153/A153M.

2.1.10 Threaded Rods

ASTM A193/A193M.

a. Nuts: ASTM A563 heavy hex carbon steel.

b. Washers: ASTM A36/A36M carbon steel.

c. Finish: Hot-dip zinc coating, ASTM A153/A153M.

2.1.11 Primer

SSPC-Paint 15, Type I, red oxide.

2.2 FABRICATION

2.2.1 General

Comply with MBMA MBSM - "Metal Building Systems Manual": Chapter IV, Section 9, "Fabrication and Erection Tolerances."

2.3 STRUCTURAL FRAMING

2.3.1 General

Clean all framing members to remove loose rust and mill scale. Provide 1 shop coat of primer to an average dry film thickness of 1 mil according to SSPC SP 2. Balance of painting and coating procedures must conform to SSPC Paint 15 and SSPC Painting Manual.

2.3.2 Primary Framing

Manufacturer's standard structural primary framing system includes transverse and lean-to frames; rafter, rakes, and canopy beams; sidewall, intermediate, end-wall, and corner columns; and wind bracing designed to withstand required loads and specified requirements. Provide frames with attachment plates, bearing plates, and splice members. Provide frame span and spacing indicated.

Shop fabricate framing components by welding or by using high-strength bolts to the indicated size and section with base-plates, bearing plates, stiffeners, and other items required. Cut, form, punch, drill, and weld

SECTION 13 34 19 Page 21 framing for bolted field erection.

a. Rigid Clear-Span Frames: I-shaped frame sections fabricated from shop-welded, built-up steel plates or structural-steel shapes.

Interior columns are not permitted.

c. Frame Configuration: as shown on drawings.

d. Exterior Column Type: Tapered.

e. Rafter Type: Uniform depth.

2.3.3 Secondary Framing

Manufacturer's standard secondary framing members, including purlins, girts (if required), eave struts, flange bracing, base members, gable angles, clips, headers, jambs, and other miscellaneous structural members.

Fabricate framing from cold-formed, structural-steel sheet or roll-formed, metallic-coated steel sheet pre-painted with coil coating, unless otherwise indicated.

Shop fabricate framing components by roll-forming or break-forming to the indicated size and section with base-plates, bearing plates, stiffeners, and other plates required for erection. Cut, form, punch, drill, and weld secondary framing for bolted field connections to primary framing.

a. Purlins: C or Z-shaped sections; fabricated from steel sheet, built-up steel plates, or structural-steel shapes; minimum depth As required to comply with system performance requirements.

b. Girts (if required): C or Z-shaped sections; fabricated from steel sheet, built-up steel plates, or structural-steel shapes. Form ends of Z-sections with stiffening lips angled 40 to 50 degrees to flange minimum depth as required to comply with system performance requirements.

c. Eave Struts: Unequal-flange, C-shaped sections; fabricated from steel sheet, built-up steel plates, or structural-steel shapes; to provide adequate backup for metal panels.

d. Flange Bracing: Structural-steel angles or cold-formed structural tubing to stiffen primary frame flanges.

e. Sag Bracing: Structural-steel angles.

f. Base or Sill Angles: Zinc-coated (galvanized) steel sheet.

g. Purlin and Girt Clips: Steel sheet. Provide galvanized clips where clips are connected to galvanized framing members.

h. Secondary End-Wall Framing (if required by drawings): Manufacturer's standard sections fabricated from structural-steel sheet.

i. Framing for Openings: Channel shapes; fabricated cold-formed, structural-steel sheet or structural-steel shapes. Frame head and jamb of door openings, and head, jamb, and sill of other openings.

j. Miscellaneous Structural Members: Manufacturer's standard sections fabricated from cold-formed, structural-steel sheet; built-up steel

SECTION 13 34 19 Page 22 plates; or zinc-coated (galvanized) steel sheet; designed to withstand required loads.

2.3.4 Bracing

Provide rigid portal frams (see note d.) if indicated on drawings, otherwise provide adjustable wind bracing as follows:

a. Rods: ASTM A36/A36M; ASTM A572/A572M; or ASTM A529/A529M threaded full length.

b. Cable: ASTM A475, diameter, extra-high-strength grade, zinc-coated, -strand steel; with threaded end anchors.

c. Angles: Fabricated from structural-steel shapes to match primary framing, of size required to withstand design loads.

d. Rigid Portal Frames: Fabricate from shop-welded, built-up steel plates or structural-steel shapes to match primary framing; of size required to withstand design loads.

e. Fixed-Base Columns: Fabricate from shop-welded, built-up steel plates or structural-steel shapes to match primary framing; of size required to withstand design loads.

f. Diaphragm Action of Metal Panels: Design metal building to resist wind forces through diaphragm action of metal panels.

g. Bracing: Provide wind bracing using any method specified above, at manufacturer's option.

2.4 PANEL MATERIALS

2.4.1 Steel Sheet

Roll-form steel roof and wall panels to the specified profile, with fy = 24 gauge and depth as indicated. Material must be plumb and true, and within the tolerances listed:

a. Galvanized Steel Sheet conforming to ASTM A653/A653M and AISI SG03-3.

b. Indi panel profile and free of damage to the finish coating system.

c. Provide panels with thermal expansion and contraction consistent with the type of system specified;

profile and coverage to be a minimum height and width from manufacturer's standard for the indicated roof slope and wall area.

****Amendment 0001****

2.4.3 Foam-Insulation Core Wall Panel (if required by/indicated on drawings)

Provide factory-formed aluminum roof and wall panel assembly fabricated from two sheets of metal with modified polyisocyanurate or polyurethane foam insulation core foamed-in-place during fabrication with joints between panels designed to form weather-tight seals. Include accessories required for weather-tight installation.

a. Closed-Cell Content: 90 percent when tested according to ASTM D6226, SECTION 13 34 19 Page 23

ASTM C1289.

b. Density: 2.0 to 2.6 lb/cu. ft. when tested according to ASTM D1622.

c. Compressive Strength: Minimum 20 psi when tested according to

ASTM D1621.

d. Shear Strength: 26 psi when tested according to ASTM C273/C273M.

2.4.4 Insulated Panel Construction (if required by/indicated on drawings)

Shop fabricate or field assemble insulated panel construction with specified exterior and interior aluminum sheet in accordance with manufacturer's printed instructions.

Insulation to be glass-fiber-ASTM C991 conforming to ASTM C553 and ASTM C612 of thickness and density as required for the geographical area where construction will take place. Glass-Fiber and Mineral-Wool-Fiber are materials listed in the EPA's Comprehensive Procurement Guidelines (CPG) ( http://www.epa.gov/cpg/), and are a component of sustainable acquisition compliance.

Insulation fasteners to be adhesively attached, plate welded to projecting spindle anchors; capable of holding insulation of thickness indicated, secured in position with self-locking washer and complying with the following requirements:

a. Plate: Perforated galvanized carbon-steel sheet 0.030 inch thick by 2 inches square.

b. Spindle: Copper-coated, low carbon steel; fully annealed; 0.105 inch in diameter; length to suit depth of insulation indicated.

c. Insulation-Retaining Washers: Self-locking washers formed from 0.016-inch- thick galvanized steel sheet, with beveled edge for increased stiffness, sized as required to hold insulation securely in place, but not less than 1-1/2 inches square or in diameter.

d. Anchor adhesive to be a product with demonstrated capability to bond insulation anchors securely to substrates indicated without damaging insulation, fasteners, and substrates.

****Amendment 0001****

2.4.2 Finish

All panels are to receive a factory-applied Kynar 500/Hylar 5000 finish consisting of a baked-on top-coat with a manufacturer's recommended prime coat conforming to the following:

a. Metal Preparation: All metal is to 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 acid rinse, and thorough drying.

b. Prime Coating: A base coat of epoxy paint, specifically formulated to interact with the top-coat, is to be applied to the prepared surfaces by roll coating to a dry film thickness of 0.20 plus 0.05 mils. This

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