2.01 ACCEPTABLE MANUFACTURERA. Provide rolling doors by Overhead Door Corporation, Dallas, Texas; Telephone 800-887-3667 or 972-233-6611; Fax 972-233-0367.
2.02 ROLLING DOORS
A. Trade Reference: 610 Series Service Doors by Overhead Door Corporation.
B. Curtain: Interlocking roll-formed slats as specified following. Endlocks shall be attached to each end of alternate
slats to prevent lateral movement.
1. Curved profile type C-187 for doors up to 15´4" wide, fabricated of 22 gauge galvanized steel (20 gauge galvanized steel) (18 gauge galvanized steel) (22 gauge stainless steel)
(20 gauge stainless steel ) (18 gauge aluminum).
2. Curved profile type C-275 for doors up between 15´4" and 18´4" wide, fabricated of 22 gauge galvanized steel (20 gauge galvanized steel) (22 gauge stainless steel)
(16 gauge aluminum).
3. Curved profile type C-275 for doors between 18´4" and 25´4" wide, fabricated of 20 gauge galvanized steel (18 gauge galvanized steel) (20 gauge stainless steel) (16 gauge aluminum).
4. Curved
profile type C-275 for doors between 25´4" and 40´0", fabricated of 18 gauge galvanized steel (16 gauge galvanized steel) (16 gauge aluminum).
5. Flat profile type F-265 for doors up to 18´4" wide, fabricated of (22
gauge galvanized steel) (22 gauge stainless steel) (18 gauge aluminum).
6. Flat profile type F-265 for doors between 18´4" and 25´4" wide, fabricated of (20 gauge galvanized steel) (20 gauge stainless steel) (18 gauge
aluminum).
7. Flat profile type F-265 for doors between 25´4" and 40´0" wide, fabricated of (18 gauge galvanized steel) (16 gauge galvanized steel) (18 gauge aluminum).
8. For fenestrated service doors, provide
slats with (3" x 5/8" uniformly spaced openings) (18 gauge C275) (18 gauge F265).
9. For ventilated service doors, provide slats with (1/16" diameter perforations 3/32 on center staggered rows) (18 gauge C275) (18
gauge F265).
C. Finish:
1. Galvanized Steel: Slats and hood shall be galvanized steel in accordance with ASTM A 525 and receive rust-inhibitive, roll coating process, including bonderizing, 0.2 mils thick baked-on
prime paint, and 0.6 mils thick baked-on polyester (powder coated) top coat. Non-galvanized exposed ferrous surfaces shall receive one coat of rust-inhibitive primer.
2. Stainless Steel: Slats and hood shall be
stainless steel with (2B mill finish) (No. 4 satin finish).
3. Aluminum: Slats and hood shall be aluminum with (mill finish) (clear anodized finish) (bronze anodized finish).
D. Color: Gray polyester top coat. (Tan
polyester top coat.) (Powder coating finish in color as selected by Architect from manufacturers standard colors.)
E. Windload Design: 20 PSF.
F. Weatherseals: Vinyl bottom seal. (Guide weatherseal.)
G. Bottom
Bar: Extruded aluminum up to 154 wide. Two steel angles over 154 wide. (Two galvanized steel angles.)
H. Guides: Roll-formed steel shapes attached to continuous steel wall angle is standard for doors up to 15´4" wide.
Three structural steel angles with minimum thickness of 3/16" for doors over 15´4" wide.
I. Brackets: Hot rolled steel (Galvanized steel) to support counterbalance, curtain and hood.
J. Counterbalance: Helical
torsion spring type designed for standard 20,000 cycle (50,000 cycle) (100,000 cycle) life design. Counterbalance shall be housed in a steel tube or pipe barrel, supporting the curtain with deflection limited to 0.03
per foot of span. Counterbalance shall be adjustable by means of an adjusting tension wheel.
K. Hood: Galvanized steel, 24 gauge (Stainless steel, 24 gauge) (Aluminum) hood with intermediate supports as required.
L.
Manual Operation: Manual push up (chain hoist) for doors up to 96 sq. ft. Chain hoist (crank operation) for doors over 96 sq. ft.
M. Electric Motor Operation: Provide UL listed electric operator, size as recommended
by manufacturer to move door in either direction at not less than 2/3 foot nor more than 1 foot per second.
1. Sensing Edge Protection: (Pneumatic sensing edge.) (Electric sensing edge.)
2. Operator Controls:
Push-button (Key) (Push-button and key) operated control stations with open, close, and stop buttons for surface (flush) mounting, for interior (exterior) (both interior and exterior) location.
3. Special Operation:
(Vehicle detector operation, radio control operation, card reader control, photocell operation, door timer operation, commercial light package, explosion and dust ignition proof control wiring.)
N. Locking: Interior
bottom bar slide bolt. Chain keeper locks for chain hoist operation. (Interior slide bolt lock for electric operation with interlock switch.) (Cylinder lock for electric operation with interlock switch.)
O. Wall Mounting Condition: (Face-of-wall mounting.) (Between jambs mounting.)
P. Vision Lites: (3 x 5/8) uniformly spaced opening, open or with Plexiglas covers.
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