Author: Steve Roesner
Last saved by: Steve.Roesner
Company: Amarr Company

SECTION 08360

SECTIONAL OVERHEAD DOORS

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PART 1  	GENERAL

1.1	SECTION INCLUDES

A.	Insulated Steel Doors

B.	Track and Framing

1.2	RELATED SECTIONS

A.	Section 04810 - Unit Masonry Assemblies: Prepared opening in masonry.

B.	Section 05500 – Metal Fabrications: - Steel framed door openings.

C.	Section 06100 – Rough Carpentry: Wood framing and blocking for door opening.

D.	Section 07900 - Joint Sealers: Perimeter sealant and backup materials.

E.	Section 08710 - Door Hardware: Cylinder locks.

1.3	REFERENCES

A.	ASTM A 653/A 653M – Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process.

B.	ASTM B 209/209M – Specification for Aluminum and Aluminum-Alloy Sheet and Plate.

C.	ASTM B 221/221M – Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles and Tubes.

D.	ANSI/DASMA 102-1996.

1.4	SUBMITTALS

A.	Submit under provisions of Section 01300.

B.	Product Data:  Manufacturer's data sheets on each product to be used, including:
1.	Preparation instructions and recommendations.
2.	Storage and handling requirements and recommendations.
3.	Installation methods.
4.	Operation and maintenance data.

C.	Shop Drawings: Include opening dimensions and required tolerances, connection details, anchorage spacing, hardware locations, and installation details.

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.

1.5	WIND PERFORMANCE REQUIREMENTS

A.	Design doors to withstand positive and negative wind loads as calculated in accordance with applicable governing building codes.

1.6	QUALITY ASSURANCE

A.	Manufacturer Qualifications: Company specializing in manufacturing the types of doors specified in this section with minimum five years documented experience.

B.	Installer Qualifications: Installation to be by qualified dealer in accordance with the manufacturer’s installation instructions.

1.7	DELIVERY, STORAGE, AND HANDLING

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

1.8	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.

1.9	WARRANTY
A.	Paint finish: 10-year warranty against rust through from cracking, checking or peeling of the paint finish.

PART 2  	PRODUCTS

2.1	MANUFACTURERS

A.	Acceptable Manufacturer:  Amarr Garage Doors; 165 Carriage Court, Winston-Salem, NC  27105.  ASD. Tel: (800) 503-3667.  Fax: (336) 251-1851.  Email: marketing@amarr.com   Website: www.amarr.com. 

B.	Substitutions:  Not permitted.

C.	Requests for substitutions will be considered in accordance with provisions of Section 01600.

2.2	OVERHEAD DOORS - GENERAL

A.	Provide each door with door sections, brackets, tracks, counterbalance mechanisms and hardware to suit the opening and headroom available.

B.	Hardware: 
1.	Minimum of 14 gauge galvanized steel hinges and 13 gauge galvanized steel track brackets. 
2.	Rollers have 10 ball bearings with casehardened inner and outer races. 
3.	Sliding end stile locking device provided with spring-loaded bolt for inside operation only. 
4.	Doors 16 feet 4 inches (5102 mm) and wider provided with double end hinges and stiles and long stem rollers.

C.	Tracks: 2 inches (51 mm) or 3 inches (76 mm) as required. 
1.	Vertical track 17 or 19-gauge minimum galvanized steel, inclined using adjustable brackets to assure weather tight closure at the jambs. 
2.	Horizontal tracks 16-gauge minimum galvanized steel, reinforced with 13 gauge galvanized steel angles as required by door size and weight.
3.	Provide vertical lift tracks as indicated.
4.	Provide high lift tracks as indicated.
5.	Provide follow roof slope tracks as indicated.
6.	Provide low headroom tracks as indicated.

D.	Spring Counterbalance: Torsion springs for door counter-balance mounted on a continuous cross header shaft. Springs to be oil tempered, helical wound and custom computed for each door. Cable drums to be die cast aluminum. Galvanized lift cable to provide minimum safety factor of five to one. Springs to comply with ANSI/DASMA 102-1996 as follows:
1.	Standard Cycle Spring: 10,000 cycles.
2.	High Cycle Spring: 25,000 cycles.
3.	High Cycle Spring: 50,000 cycles.
4.	High Cycle Spring: 100,000 cycles.

E.	Handle: Galvanized steel step plate/lift handle provided on inside and outside of bottom section.

F.	Lock: Standard interior sliding end stile lock with hole to receive padlock.
1.	Lock: 5 pin cylinder lock interior lock bar and outside key.

G.	Weather stripping: 3-1/2 inches (90 mm) U-shaped vinyl bottom seal in a full-length 0.050 inch (1.3 mm) aluminum retainer attached to the bottom section.

H.	Mounting: Continuous reverse angle mounting for steel jambs.

I.	Mounting: Bracket mounting for wood jambs.

J.	Exhaust port: Installed in bottom sections. Connecting tube from vehicles by others.

2.3	INSULATED STEEL DOORS

A.	Model 1000D Commercial 2 inches (51 mm) heavy duty insulated door.
1.	Door Size: As indicated on the Drawings.
2.	Door Sections: 2 inches (51 mm) thick, sandwich construction consisting of 24 gauge exterior and 27 gauge interior steel skins laminated to a CFC-free expanded polystyrene (EPS) foam core with a special urethane adhesive. Calculated door section R-value of 9.19 is in accordance with DASMA TDS-163. The exterior skin to have 0.41inch (10.4 mm) minor ribs on 4 or 5 inches (102 or 127mm) centers. End stiles to be 20 gauge galvanized steel. Provide 18 gauge galvanized primed steel support plates 2-5/8 by 4-3/8 inches (67 by 111 mm) located under each hinge location, pre-punched for hinge attachment. Section joint to form weather tight tongue and groove joint. Attach Polypropylene Wear-Seal between each tongue and groove joint to reduce noise, reduce normal wear and tear on sections and form a second thermal break.
3.	Finish: Both skins to have stucco embossed texture. Door exterior and interior pre-painted steel consisting of a hot dipped galvanized coating applied to the base metal, a 0.2 mil baked on prime coat and an 0.8 mil baked on polyester top coat. The interior coat to be 0.2 mil primer with a 0.3 mil white top coat. The inside of the exterior and interior skins to be finished with a 0.2 to 0.3 mil primer.
a.	Exterior Color: White.
4.	Window Lites: Framed lites 24 by 4 inches (610 by 102 mm) with Plexiglas glazing in screw together PVC frame.
5.	Window Lites: Framed lites 24 by 12 inches (610 by 305 mm) with SSB, or insulated glass glazing in screw together PVC frame.

2.4	FABRICATION

A.	Insulated Steel Doors.
1.	Standard maximum size: Model 1000D 24 feet 2 inches wide by 16 feet 1 inch high (7.4m by 4.9m). 
a.	Galvanized struts (truss bars): Provide on all doors 14 feet 2 inches (4.3 m) and wider to prevent deflection of no more than 1/120 of the spanned width when in the open position.

PART 3  	EXECUTION

3.1	EXAMINATION

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

B.	Verify wall openings are ready to receive work and opening dimensions and tolerances are within specified limits.

3.2	PREPARATION

A.	Clean surfaces thoroughly prior to installation.

B.	Prepare opening to permit correct installation of door unit to perimeter air and vapor barrier seal.

3.3	INSTALLATION

A.	Install in accordance with manufacturer's instructions. Doors to be interior face mounted on a prepared surface.

B.	Anchor assembly to wall construction and building framing without distortion.

C.	Securely brace door tracks suspended from structure. Secure tracks to structural members or solid backing only.

D.	Fit and align door assembly, tracks and operating hardware.

E.	Install perimeter weatherstripping.

F.	Adjust door assembly to smooth operation and in full contact with weatherstripping.

3.4	CLEANING

A.	Clean doors, frames and glass.

G.	Remove labels and visible markings.

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

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