085113_Aluminum_Windows.pdf

REPAIR BASE PERSONNEL FAC AT/FP BLDG. 1191, NZAS 03-1015H

MALMSTROM AFB, MT FA4626-12-D-0003

ALUMINUM WINDOWS

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FA4626-15-R-0011

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SECTION 085113 - ALUMINUM WINDOWS

PART 1 GENERAL

1.1 SECTION INCLUDES

A. Blast Resistant Aluminum Casement Windows.

1.2 PROHIBITED MATERIALS

Asbestos-containing materials are prohibited.

1.3 RELATED SECTIONS

A. Section 079000 - Joint Protection.

B. Section 088000- Glazing.

1.4 REFERENCES

A. AAMA/NWWDA 101/I.S.2 - Voluntary Specifications for Aluminum, Vinyl (PVC), and Wood Windows and Glass Doors.

B. ASTM E 283 - Standard Test Method for Determining the Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors Under Specified Pressure Differences Across the Specimen.

C. ASTM E 330 - Standard Test Method for Structural Performance of Exterior Windows, Curtain Walls, and Doors by Uniform Static Air Pressure Difference.

D. ASTM E 331 - Standard test method for water penetration of exterior windows, skylights, doors, and curtain walls by uniform static air pressure difference.

E. ASTM F 588 - Standard Test Methods for Measuring the Forced Entry Resistance of Window Assemblies, Excluding Glazing Impact

F. ASTM F2248 - Window systems fabricated using laminated glass, dynamically tested.

1.5 DESIGN / PERFORMANCE REQUIREMENTS

A. Test Units

1. Air, water and structural test unit shall conform to size and configuration requirements specified by AAMA/NWWDA 101/I.S. 2-97.

B. Test Procedures and Performance (3250 Series Thermal)

1. Standards: Windows shall conform to AAMA/NWWDA 101/I.S. 2-97 requirements for

Class AP-AW80 or C-AW65.

2. Air Infiltration Test: Test unit in accordance with ASTM E 283 with an air pressure difference of 6.24 psf. Air infiltration shall not exceed .10 cfm per foot of perimeter crack length.

3. Water Resistance Test: Test unit in accordance with ASTM E 331 at static pressure difference of 15.00 psf with no water leakage.

4. Uniform Load Deflection Test: Test unit in accordance with ASTM E 330 at 65 psf.

5. Condensation Resistance Test (CRF): Test unit for thermal performance in

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accordance with AAMA 1503- 98 with condensation resistance factor of at least 54.

6. Thermal Transmittance Test (Conductive U-Value): Test unit in accordance with

AAMA 1503-98 with U- value of 0.65 or less.

7. Forced Entry Resistance Test: Unit tested in accordance with ASTM F 588 for Type B

Grade 10.

8. Forced Entry Resistance Test: Unit tested in accordance with ASTM F588-97 for Type

B Grade 40.

9. ASTM F 2248, “Standard Practice for Specifying and Equivalent 3-Second Duration

Design Loading for Blast Resistant Glazing Fabricated with Laminated Glass.”

10. Unified Facilities Criteria: UFC 4-010-01 “DoD Minimum Antiterrorism Standards for

Buildings”, 9 February, 2012, Including Change 1, 1 October, 2013

11. DOD Minimum Blast Design Criteria: The glass shall be designed, fabricated, and installed to comply with tile blast loading requirements in Standard 10, Windows and Skylights, in Appendix B 4-01 0-0 1, "DoD Minimum Antiterrorism Standards for Buildings", 9 February, 2012, including Change 1, 1 October, 2013. The glass shall be capable of withstanding all other design loads specified in this Section within limits and under conditions indicated.

1. Location: Within a controlled perimeter.

2. Building Category: Primary gathering building.

3. Applicable Level of Protection: Low.

4. Standoff Distance: Conventional construction standoff distances.

a. 200 feet and over to Explosive Weight II

b. 200 feet and under to Explosive Weight I and II

5. Minimum Glass Requirements: Glass requirements for blast shall comply with the requirements in Standard 10 of UFC 4-010-01. Minimum glazing requirements are indicated in Article 'Schedule of Glazing Types' for blast resistant glazing types.

a. Static Equivalent Design: Compliance with Standard 10 shall be demonstrated based on the method to specify an equivalent 3-second design loading presented in ASTM F 2248. The equivalent loads are suitable to use with Practice E 1300 to select the thickness and type of blast resistant glazing fabricated with laminated glass.

1) Static Design Load: Design the glazing for a 0.50 psi static load.

b. Dynamic Design: Compliance may alternatively be demonstrated using the Alternate Method of Analysis presented in Paragraph B-3.1.4 of UFC 4-010-01. For this approach, glazing compliance must be established using WINGARD PE 5.5 (or later) or HAZL 1.2 (or later) to demonstrate that fragments will not travel more than 1 meter into the occupied space.

1) Dynamic Design Load for Explosive Weight 11 at 85 ft: Triangular load consisting of a 5.77 psi initial peak pressure decaying to zero over 10.29 msecs (Impulse of 29.68 psi-msec).

2) Dynamic Design Load for Explosive Weight I: at 148 ft: Triangular load consisting of a 4.76 psi initial peak pressure decaying to zero over 17.25 msecs (Impulse of 4 1.1 psi-msec).

6. Anchorage Design: The glass unit connections to the window wall systems shall be designed, fabricated, and installed to resist the blast loads specified in this Section within limits and under condition indicated. Glass bite and structural sealant size shall comply with the following minimums unless smaller dimensions can be demonstrated through testing or dynamic analysis to comply the requirements of UFC 4-0 10-0 1.

a. Minimum Glazing Bite: Select minimum bite to comply with ASTM F 2248, but bite shall not be less than 3/4 inch between all edges of glass units and window wall framing.

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b. Minimum Structural Silicone Sealant Size: Provide a minimum 1/4 inch thick structural silicone sealant continuous between all edges of glass units and window wall framing. The width of the sealant bead should meet the requirements defined in ASTM F2248, but shall maintain minimum 1/2 inch wide continuous contact between the silicone and the frame.

Minimum contact between the silicone and the glazing is also 1/2 inch.

1.6 SUBMITTALS

A. Submit under provisions of Section 013000 - Administrative Requirements.

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.

3. Installation methods.

C. Shop Drawings: Show dimensions of aluminum windows, elevations, details of all window sections, anchorage and installation details, hardware, and interface with other products.

D. Selection Samples: For each finish product specified, two complete sets of color chips representing manufacturer's full range of available colors and patterns.

E. Verification Samples: For each finish product specified, two samples, minimum size 6 inches (150 mm) square, representing actual product, color, and patterns.

F. Manufacturer's Certificates: Certify products meet or exceed specified requirements.

G. Closeout Submittals: Provide manufacturer's maintenance instructions that include recommendations for periodic cleaning and maintenance of all components.

1.7 QUALITY ASSURANCE

A. Manufacturer Qualifications: Minimum ten years experience producing aluminum windows of the type specified.

B. Installer Qualifications: Use installers that are experienced and skilled in the installation of aluminum windows of the type specified.

C. Mock-Up: Provide a mock-up for evaluation of surface preparation techniques and application workmanship.

1. Finish areas designated by Contracting Officer.

2. Do not proceed with remaining work until workmanship, color, and sheen are approved by Contracting Officer

3. Refinish mock-up area as required to produce acceptable work.

1.8 DELIVERY, STORAGE, AND HANDLING

A. Store products in manufacturer's unopened packaging until ready for installation.

B. Store and handle windows and other components in strict compliance with manufacturer's instructions.

C. Protect units against damage from the elements, construction activities and other hazards before, during, and after installation.

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1.9 SEQUENCING

A. Ensure that locating templates and other information required for installation of products of this section are furnished to affected trades in time to prevent interruption of construction progress.

B. Ensure that products of this section are supplied to affected trades in time to prevent interruption of construction progress.

1.10 PROJECT CONDITIONS

A. Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's absolute limits.

1.11 WARRANTY

A. Provide manufacturer's limited 5 year warranty against defects in workmanship and materials.

PART 2 PRODUCTS

2.1 MANUFACTURERS

A. Acceptable Manufacturer: DeSCo Architectural Inc., which is located at: 716 3rd St. S. E. ;

De Smet, SD 57231; Toll Free Tel: 800-952-5534; Tel: 605-854-9126; Fax: 605-854-9127;

Email: request info (sales@descoarc.com); Web: www.descoarc.com Series 3250 meeting

ASTM F2248

1) United States Bullet Proofing, Inc., 16201 Branch Ct. Upper Marlboro, MD

2) Norshield Security Products, Montgomery, AL 334/ 281-8440.

3) Insulgard Corporation, Hyattsville, MD.

4) Graham Architectural Products, 1551 Mount Rose Ave., York, PA 17403

5) Kawneer North America, 555 Guthridge Ct., Technology Park, Atlanta Norcross, GA

30092

6) Wojan Window & Door Corporation, 217 Stover Rd., Charlevoix, MI 49720

7) Equal approved by Contracting Officer.

2.2 MATERIALS

A. Aluminum Extrusions: 6063 T-5 alloy with minimum ultimate tensile strength of 22,000 PSI.

B. Sheet Aluminum: ASTM B 209; 5005 alloy, H15 or H34 temper.

C. Fasteners: Aluminum, stainless steel or other materials warranted by the manufacturer to be non-corrosive and compatible with aluminum window members, trim, hardware, anchors and other components of the window units.

D. Glazing: Coordinate with glass and glazing materials as follows:

1. Insulated and laminated glass as specified in Section 088000 Glazing.

2.3 ALUMINUM WINDOWS

A. 3250 Series Thermal

1. General:

a. Frame Depth: 3-1/4 inches.

b. Typical Material Thickness: .125 inch.

http://admin.arcat.com/users.pl?action=UserEmail&company=DeSCo+Architectural+Inc.&coid=31938&rep=&fax=605-854-9127&message=RE:%20Spec%20Question%20(08520des):%20%20&mf= http://www.descoarc.com/

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c. Frame Construction:

1) Frame corners mitered, crimped and epoxy welded. Mullions mortise and tenon.

2) Corners weather sealed with sealant.

3) Units are re-glazable from the interior with re-useable snap in stops.

d. Sash Construction:

1) Sash corners mitered, crimped and epoxy welded.

2) Corners weather sealed with sealant.

3) Dual weather strip with closed cell foam.

4) Units are re-glazable from the interior with re-useable snap in stops.

e. Thermal Barrier: Poured-in-place two part polyurethane.

f. Glazing Thickness: 1 inch to 2-3/4 inches

g. Weatherstrip: Closed cell Santoprene foam encapsulated by a seamless

Santoprene elastomeric skin.

2. Project-Out:

a. Specs:

1) AAMA Designation: P-HC80; P-AW80

2) ASTM F 588 (Forced Entry) Grade 10

3) CRF Rating: 54.

4) Water Resistance: 15 PSF

b. Size Limitations:

1) With roto operators - Minimum Size 24 inches wide by 18-3/4 inches high. Maximum Size 60 inches wide by 36 inches high.

c. Wicket Screens: Frame shall be constructed of 6063 T-5 alloy extruded aluminum.

1) Aluminum 18x16 Mesh

d. Hardware:

1) Optional: pivot shoe roto operators, screens as specified.

3. Casement

a. Specs:

1) AAMA Designation: C-HC65; C-AW65

2) ASTM F 588 (Forced Entry) Grade 10

3) CRF Rating: 54.

4) Water Resistance: 15 PSF

b. Size Limitations:

1) With roto operators - Minimum Size 1620 inches wide by 24 inches high.

Maximum Size 36 inches wide by 60 inches high.

c. Flat Screens: Frame shall be constructed of 6063 T-5 alloy extruded aluminum.

1) Aluminum 18x16 Mesh

d. Hardware:

1) Standard: Die cast roto gear operators, locking handles with tie rod on units over 32 inches high, and extruded aluminum 5 knuckle hinges with stainless steel pin, and radial and thrust load supported by Delron bearing surface.

4. Accessories:

a. Two Piece Mullion Cover: Aluminum

b. Snap Trim:

1) 1-3/4 inches by 3/4 inch

2) 1-1/2 inch by 1-1/2 inch

3) 3-1/2 inch by 1 inch

2.4 FABRICATION

A. Shop Assembly: Fabricate and assemble units with joints only at intersection of aluminum

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members with uniform hairline joints; rigidly secure, and seal in accordance with manufacturer's written recommendations.

B. Hardware shall be installed in accordance with the manufacture's written instructions.

C. Fabricate components with minimum clearances and shim spacing around perimeter of assembly, yet enabling installation and dynamic movement of perimeter seal.

D. Accurately fit and secure joints and corners. Make joints flush, hairline and weatherproof where required.

E. Prepare components to receive anchor devices. Fabricate anchors.

F. Arrange fasteners and attachments to ensure concealment from view.

G. Prepare components with internal reinforcement for operating hardware.

H. Permit internal drainage weep holes and channels to migrate moisture to exterior. Furnish internal drainage of glazing spaces to exterior through weep holes.

I. Assemble insect screen frame, miter and reinforce frame corners. Fit mesh taut into frame and secure. Fit frame with four spring loaded steel pin retainers.

J. Weatherstrip all operable units.

K. Factory glaze window units. Install glass in accordance with Section 088000- Glazing, to glazing method required to achieve performance criteria.

2.5 FlNlSHES

A. Shop finish aluminum window components as follows"

1. Interior Face: Architectural Class I Anodic (215-R1) AA M12-C22-A41 Thickness to be .7 mil and shall conform to AAMA 611-98.

a. Color: Clear Anodized.

2. Exterior Face: Architectural Class I Anodic with electrostatically deposited color AA-M12-C22-A44. Thickness to be .7 mil and shall conform to AAMA 611-98.

a. Color: Dark Bronze Anodized.

b. Color: Medium Bronze Anodized.

c. Color: Black Anodized.

d. Color: As selected by Contracting Officer from manufacturers standard colors.

PART 3 EXECUTION

3.1 EXAMINATION

A. Do not begin installation until substrates have been properly prepared.

B. Verify that openings are dimensionally correct and within allowable tolerances.

C. Openings must be plumb, level, and clean.

D. Verify that anchoring surface is in accordance with approved shop drawings.

E. If substrate preparation is the responsibility of another installer, notify Contracting Officer of unsatisfactory preparation before proceeding.

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3.2 PREPARATION

A. Clean surfaces thoroughly prior to installation.

B. Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.

3.3 INSTALLATION

A. Install in accordance with manufacturer's instructions.

B. Plumb and align window faces in a single plane for each wall plane.

C. Erect windows and materials square and true adequately anchored to maintain positions permanently when subjected to normal thermal and building movement and specified wind loads.

D. Furnish and apply sealants to provide a weather tight installation at all joints and intersections and at opening perimeters. Wipe off excess material and leave all exposed surfaces and joints clean and smooth.

E. Glass and glazing shall conform to and be set in accordance with the specifications and drawings to provide a satisfactory, fully leak free installation.

F. Install vapor barrier materials and insulation between window perimeter and adjoining collateral materials and/or existing wall barriers to assure continuity (optional).

G. Aluminum shall be insulated from direct contact with steel, masonry concrete or non-compatible materials by bituminous paint, zinc chromate primer or other suitable insulating material.

H. Adjust units for proper operation.

I. Set members to provide a weather tight construction.

J. After completion of window installation, windows shall be inspected, put into working order and left clean, free of labels, dirt or other substances.

3.4 CLEANING

A. Protect installed products until completion of project.

B. After installation, remove all sealants, caulking, and other materials from all surfaces, including adjacent work.

C. Thoroughly clean window frames, casings, and glass using materials and methods recommended by the window and glass manufacturer that do not cause defacement of work.

3.5 PROTECTION

A. Protect installed products until completion of project.

B. Touch-up, repair or replace damaged products before Substantial Completion.

END OF SECTION 085113