Air sampling protocol document, 130 Cedar Street, Jan 2005

NYC 9/11 Public Portal Document

130 Cedar Street July 15, 2004 Carpentry

B. Secure to wall using proper devises for substrates encountered, spaced twelve (12) inches o.c., maximum around the edges, 1-1/2" from comers, and in three (3) rows of three (3) each In the field. Recess fastening devises flush with the plywood surface. Adjacent panels shall be butted with 1/16" space between without lapping.

3.06 ROUGH HARDWARE

A. Securely fasten rough carpentry together. Nail, spike, lag screw or bolt as required by conditions encountered in the field and Contract Documents.

B. Provide rough or framing hardware, such as nails, screws, bolts, anchors, hangers, clips, inserts, miscellaneous fastenings, and similar items of the best quality and of the proper size and kind to adequately secure the work together and in place, In a rigid and substantial manner.

C. Secure rough carpentry to masonry with countersunk bolts in expansion sleeves or other acceptable manner, with fastenings not more than sixteen (16) Inches apart. Secure woodwork to hollow masonry with toggle bolts spaced not more than sixteen (16) inches apart. D. Countersink bolts in nallers and other rough woodwork and Include washers and nuts. Cut bolts off flush with surface and peen as may be required to receive finished work.

E. Inserts to secure wood nallers to concrete shall be malleable Iron threaded inserts with 3/8" diameter bolts of length to allow for countersinking. Locate at end of each nailer and at intervals not exceeding thirty (30) Inches o.c.

F. Furnish to the mason for building into the work, or attaching the work which Is to be built in, anchors, bolts, wall plates bolted to masonry, corrugated wall plugs, nailing blocks, etc., which are required for the proper fastening and installation for the work or other items as called for in this Section.

G. Detailed instructions with sketches of necessary requirements, shall be given to the masonry trade showing the location and other details of such nailing devises.

3.07 TEMPORARY PROTECTION BY CARPENTER

A. General: Provide temporary protection as follows:

1. Temporary wood doors at exterior entrances and at interior door openings, as required.

2. Temporary protection and enclosures at elevators, stairs, and other shifts, at openings in floor and roof.

3. Temporary elevator cabin and temporary hatchway doors for each floor of elevators used for temporary service.

4. Temporary sills at door thresholds and other openings.

5. Temporary stair handralls continuously from top to bottom of each stair.

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NYC-WTC 000125198