Q and A Addendum 05 08 33 13 26OCT20.pdf

Renovate ADAL B222 102554 Duluth Air National Guard Base, Minnesota

SECTION 08 33 13

COILING COUNTER DOORS

05/09

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.

ASTM INTERNATIONAL (ASTM)

ASTM B209 (2014) Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate

ASTM B221 (2014) Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes

1.2 SUBMITTALS

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

submittals not having a "G" designation are for Contractor Quality Control approval. Submittals with an "S" are for inclusion in the Sustainability eNotebook, in conformance to Section 01 33 29 SUSTAINABILITY REPORTING.

Submit the following in accordance with Section 01 33 00 SUBMITTAL

PROCEDURES:

SD-02 Shop Drawings

Detail Drawings; G

SD-03 Product Data

Warranty Rolling Counter Doors Installation Cleaning

SD-06 Test Reports

Drop-test

SD-10 Operation and Maintenance Data

SD-11 Closeout Submittals

Rolling Counter Door Fire-Rated Rolling Counter Door

1.3 QUALITY ASSURANCE

Submit Detail Drawings showing elevations of each door type, details of anchorage, details of construction, location and description of hardware, SECTION 08 33 13 Page 1 shape and thickness of materials, details of joints and connections, and details of guides and fittings. Include a schedule showing the location of each counter door with the drawings.

1.4 DELIVERY, STORAGE, AND HANDLING

Deliver rolling counter doors to the jobsite wrapped in a protective covering with the brands and names clearly marked thereon. Store rolling counter doors in accordance with the manufacturer's instructions in a dry location that is adequately ventilated and free from dust, water, or other contaminants, and in a manner that permits easy access for inspecting and handling. Handle doors carefully to prevent damage. Replace damaged items that cannot be restored to like-new condition.

1.5 WARRANTY

Provide manufacturer's standard performance guarantees or warranties that extend beyond a 1 year period. Submit no later than 30 days prior to final inspection.

PART 2 PRODUCTS

2.1 SYSTEM DESCRIPTION

Furnish rolling counter doors of the type, size, and design indicated on the drawings. Provide the standard product of a manufacturer regularly engaged in the production of rolling counter doors. Provide each door with a permanent label showing the manufacturer's name and address and the model number of the door. Submit Manufacturer's descriptive data and catalog cuts.

2.2 BASIC COMPONENTS

2.2.1 Curtain

Fabricate the curtain of extruded aluminum slats conforming to ASTM B221, Alloy 6063. Provide thickness of slat material as required by width of opening or as required by specified fire-rating. Use slats approximately 1-1/4 to 1-1/2 inch wide with a depth of crown of 1/2 inch. Fit alternate slats with endlocks to maintain curtain alignment. Provide bottom of curtain with angle or tubular bar reinforcement matching the curtain, and fitted with a resilient bottom seal.

2.2.2 Jamb Guides

Furnish guides of 1/8 inch minimum thickness extruded aluminum conforming to ASTM B221, Alloy 6063, and fitted with neoprene silencers or replaceable heavy nap striping to eliminate noise and dust infiltration.

2.2.3 Counterbalance Shaft Assembly

Furnish the curtain coiled around a steel tube of sufficient thickness and diameter to prevent deflection exceeding 0.03 inch per foot. Provide a barrel containing oil tempered helical steel torsion springs capable of sufficient torque to counterbalance the weight of the curtain. Calculate the springs to provide a minimum of 7,500 operating cycles (one complete cycle of door operation will begin with the door in the closed position, move to the full open position and return to the closed position).

SECTION 08 33 13 Page 2

2.2.4 Brackets

Furnish brackets of a minimum 12 gauge thickness steel if flat plate, or 16 gauge thickness if there are a minimum of 3 returns of 3/4 inch width.

2.2.5 Hood

Provide a hood of 0.040 inch minimum thickness aluminum sheet conforming to ASTM B209, Alloy 5005.

2.2.6 Locks

Locate lock on the room 114 and 121 room side of the counter door.

2.3 ROLLING COUNTER DOOR

Construct rolling counter doors, curtains, guides and hood components of aluminum conforming to the requirements specified herein. Submit Six complete copies of Data Package 2 for Rolling Counter Doors. Provide a list of the parts recommended by the manufacturer to be replaced after 1 year and 3 years of service.

2.4 INTEGRAL FRAME ROLLING COUNTER DOOR

Furnish integral frame rolling counter door of aluminum. Provide head and jambs of 16 gauge thickness. Provide counter of 14 gauge thickness.

Provide rolling counter doors, in exit corridor walls, with perimeter smoke and draft control gasketing.

2.5 FINISH

Exposed parts of the counter door, including the curtain, bottom rail, guides, and hood shall be of uniform finish and appearance. Furnish aluminum with a clear anodized finish. Give all other steel parts a shop coat of primer paint standard with the manufacturer. Provide a factory coated white color.

PART 3 EXECUTION

3.1 INSTALLATION

Install doors in accordance with approved detail drawings and manufacturer's instructions. Accurately locate anchors and inserts for guides, brackets, hardware, and other accessories. Upon completion, doors shall be free from warp, twist, or distortion. Lubricate, properly adjust, and demonstrate doors to operate freely.

3.2 OPERATION

3.2.1 Manual Operation

Provide curtain operated by means of manual push-up with lift handles or continuous full width lift bar.

3.3 TESTS

Provide a written record of initial test to the Contracting Officer.

SECTION 08 33 13 Page 3

3.4 CLEANING

Clean aluminum and stainless steel doors in accordance with manufacturer's approved instructions. Submit Manufacturer's preprinted installation and cleaning instructions.

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