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HomeMy WebLinkAbout08 31 13 Access Doors and FramesBEARDSLEY DESIGN ASSOCIATES CORNELL – NCP ACCESS DOORS AND FRAMES STANDARD SPECIFICATIONS 08 31 13 - PAGE 1 OF 4 MARCH 29, 2013 SECTION 08 31 13 -- ACCESS DOORS AND FRAMES PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section. 1.2 SUMMARY A. This Section includes the following: 1. Access doors and frames for walls and ceilings. 1.3 SUBMITTALS A. Product Data: Provide for each type of access door and frame indicated. Include construction details, fire ratings, materials, individual components and profiles, and finishes. B. Shop Drawings: Show fabrication and installation details of access doors and frames for each type of substrate. Include plans, elevations, sections, details, and attachments to other work 1.4 QUALITY ASSURANCE A. Source Limitations: Obtain each type of access door(s) and frame(s) through one source from a single manufacturer. B. Fire-Rated Access Doors and Frames: Units complying with NFPA 80 that are identical to access door and frame assemblies tested for fire-test- response characteristics per the following test method and that are listed and labeled by UL or another testing and inspecting agency acceptable to authorities having jurisdiction: 1. NFPA 252 or UL 10B for vertical access doors and frames. 2. ASTM E 119 or UL 263 for horizontal access doors and frames. C. Size Variations: Obtain Architect's acceptance of manufacturer's standard- size units, which may vary slightly from sizes indicated. BEARDSLEY DESIGN ASSOCIATES CORNELL – NCP ACCESS DOORS AND FRAMES STANDARD SPECIFICATIONS 08 31 13 - PAGE 2 OF 4 MARCH 29, 2013 PART 2 - PRODUCTS 2.1 STEEL MATERIALS A. Steel Plates, Shapes, and Bars: ASTM A 36/A 36M. 1. ASTM A 123/A 123M, for galvanizing steel and iron products. 2. ASTM A 153/A 153M, for galvanizing steel and iron hardware. B. Rolled-Steel Floor Plate: ASTM A 786/A 786M, rolled from plate complying with ASTM A 36/A 36M or ASTM A 283/A 283M, Grade C or D. 1. ASTM A 123/A 123M, for galvanizing steel and iron products 2. ASTM A 153/A 153M, for galvanizing steel and iron hardware. C. Steel Sheet: electrolytic zinc-coated, ASTM A 591/A 591M with cold-rolled steel sheet substrate complying with ASTM A 1008/A 1008M, Commercial Steel (CS), exposed. D. Steel Finishes: Comply with NAAMM's "Metal Finishes Manual for Architectural and Metal Products" for recommendations for applying and designating finishes. 1. Surface Preparation for Steel Sheet: Clean surfaces to comply with SSPC-SP 1, "Solvent Cleaning," to remove dirt, oil, grease, or other contaminants that could impair paint bond. Remove mill scale and rust, if present, from uncoated steel, complying with SSPC-SP 5/NACE No. 1, "White Metal Blast Cleaning," or SSPC-SP 8, "Pickling." 2. Baked-Enamel Finish: Immediately after cleaning and pre-treating, apply manufacturer's standard two-coat, baked-enamel finish consisting of prime coat and thermosetting topcoat. Comply with paint manufacturer's written instructions for applying and baking to achieve a minimum dry film thickness of 2 mils (0.05 mm). E. Drywall Beads: Edge trim formed from 0.0299-inch (0.76-mm) zinc-coated steel sheet formed to receive joint compound and in size to suit thickness of gypsum board. F. Plaster Beads: Casing bead formed from 0.0299-inch (0.76-mm) zinc-coated steel sheet with flange formed out of expanded metal lath and in size to suit thickness of plaster. 2.2 ACCESS DOORS AND FRAMES FOR WALLS AND CEILINGS A. Available Manufacturers: Subject to compliance with requirements, manufacturers offering fire-rated products that may be incorporated into the Work include, but are not limited to, the following: BEARDSLEY DESIGN ASSOCIATES CORNELL – NCP ACCESS DOORS AND FRAMES STANDARD SPECIFICATIONS 08 31 13 - PAGE 3 OF 4 MARCH 29, 2013 B. Manufacturers: Subject to compliance with requirements, provide fire-rated products by one of the following: 1. Design Make: The William Bros. Corporation of America - WB FR 800 Series, with automatic closure, smoke seal and mortised lock, or equal. 2. Karp Associates, Inc. 3. Milcor Inc. C. Manufacturers: Subject to compliance with requirements, provide non-rated products by one of the following: 1. Design Make: The Nystrom Corporation - WB FR 800 Series, with automatic closure, smoke seal and mortised lock, or equal. 2. Karp Associates, Inc. 3. Milcor Inc. D. Flush Access Doors and Frames with Exposed Trim: Fabricated from steel sheet. 1. Locations: Ceiling surfaces. 2. Door: Minimum 0.060-inch- (1.5-mm-) thick sheet metal, set flush with exposed face flange of frame. 3. Frame: Minimum 0.060-inch- (1.5-mm-) Insert dimension thick sheet metal with 1-1/4-inch- (32-mm-) wide, surface-mounted trim. 4. Hinges: Continuous piano. 5. Latch: Slam latch operated by flush key with interior release. 6. Lock: Cylinder. 2.3 FABRICATION A. General: Provide access door and frame assemblies manufactured as integral units ready for installation. B. Metal Surfaces: For metal surfaces exposed to view in the completed Work, provide materials with smooth, flat surfaces without blemishes. Do not use materials with exposed pitting, seam marks, roller marks, rolled trade names, or roughness. C. Doors and Frames: Grind exposed welds smooth and flush with adjacent surfaces. Furnish attachment devices and fasteners of type required to secure access panels to types of supports indicated. 1. Exposed Flanges: Nominal 1 to 1-1/2 inches (25 to 38 mm) wide around perimeter of frame. D. Latching Mechanisms: Furnish number required to hold doors in flush, smooth plane when closed. 1. For cylinder lock, furnish two keys per lock and key all locks alike. BEARDSLEY DESIGN ASSOCIATES CORNELL – NCP ACCESS DOORS AND FRAMES STANDARD SPECIFICATIONS 08 31 13 - PAGE 4 OF 4 MARCH 29, 2013 PART 3 - EXECUTION 3.1 INSTALLATION A. Comply with manufacturer's written instructions for installing access doors and frames. B. Install doors flush with adjacent finish surfaces or recessed to receive finish material. C. Install swing-down hinged doors with hinge closest to an adjacent wall, so that an open door in a ceiling less than 8’6” AFF, will not interfere with public egress path and will minimize the likelihood for pedestrian injury. If this is not possible, coordinate the review with Owner’s Representative, in advance of rough opening. 3.2 ADJUSTING, CLEANING AND PAINTING A. Adjust doors and hardware after installation for proper operation. B. Remove and replace doors and frames that are warped, bowed, or otherwise damaged. C. Clean dirt and finger prints from exposed finished. D. Prepare assembly for painting. Prime and paint two finish coats to match existing conditions. Finish Paint color and type to be determined by Owners Facilities Department. END OF SECTION 083113