Air sampling protocol document, 130 Cedar Street, Jan 2005

NYC 9/11 Public Portal Document

130 Cedar Street July 15, 2004 Carpentry

c. At steel stud partitions, attach wall anchors to studs with tapping screws. Spot grout anchors with USG Durabond Joint Compound just before board is inserted Into frame; coordinate with Section 09250. •

d. Place frames at fire-rated openings in accordance with NFPA Standard No. 80.

e. Make field splices in frames as detailed on final shop drawings, welded and finished to match factory work.

f. Remove spreader bars only after frames or bucks have been properly set and secured.

4. Door Installation: Fit hollow metal doors accurately in their respective frames, with the following clearances:

a. Jambs and Heads: 3/32".

b. Bottom: 1/4", where no threshold or carpet.

c. Place fire-rated doors with clearances as specified in NFPA Standard No. 80.

S. Wood Doors

1. Condition doors to average prevailing humidity in Installation area prior to hanging.

2. Install doors in accordance with Manufacturer's instructions.

3. Fit doors to frames and machine for hardware to whatever extent not previously worked at factory as required for proper fit and uniform clearance at each edge. [I 4. Clearances: For non-fire doors provide clearances of: 1/8" at jambs and heads; 1/8" at meeting stills for pairs of doors; and 1/2" from bottom of door to top of decorative floor finish or covering, except where threshold is shown or scheduled provide 1/4" clearance from bottom of door to top of threshold.

5. Fire-Rated Doors: Install in corresponding fire-rated frames in accordance with the requirements of NFPA No. 80. Provide clearances compliant with the limitations of the authority having jurisdiction.

C. Adjustments: Check and readjust operating finish hardware items just prior to final inspection. Leave work in complete and proper operating condition. Remove and replace defective work, including doors or frames which are warped, bowed or otherwise unacceptable.

3.04 BLOCKING AND MISCELLANEOUS WOOD

A. General:

1. Erect rough carpentry true to line, levels and dimensions required; squared, aligned, plumbed, and securely fastened in place.

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NYC-WTC 000125196