fastening 1 2 inch osb roof deck

Roof Sheathing Fastening Schedules for Wind Uplift

2 TABLE 1 ROOF SHEATHING FASTENING SCHEDULEa,b,c,d,e 8d Common (0.131 x 2-1/2 inches) or Ring-Shank (0.135 x 2-1/2 inches) (Except Where Noted) for Exposure B, Enclosed Buildings, Roof Framing Spaced 24 inches o.c. or Less Roof Fastening Zone Wind Main Sheathing-to-Gable- Overhang Velocity Roof End-Wall Framingg (eaves) (3-Second Panel 123 2 3 2

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3

TECO - OSB Design and Application Guide

1/4 inch to 1-1/4 inch. Not all thickness are readily available. Check with suppliers to determine availability. Standard dimensions are nominal 4 feet by 8 feet. Because OSB is made with wood, which will expand or contract when subjected to changes in temperature and relative humidity, a plus 0/minus 1/8-inch tolerance on width and

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1/2-in x 4-ft x 8-ft OSB Sheathing in the OSB department at .

To qualify for this offer, you must open and use a new Seven Trust’s Advantage Card and make a purchase 1/1/21 – 1/31/22. Applications submitted in store with an associate: If you do not receive a credit decision within 30 minutes of submitting your application but are later approved, a 20% coupon will be provided in the card package.

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APA Rated Sheathing & Structural 1 Sheathing

APA Rated OSB Sheathing Roof Panels Performance Category* APA Span Rating Allowable Live Load for Roofs (psf)** 3/8 24/0 30 7/16 24/16 40 15/32 32/16 70 1/2 32/16 70 19/32 40/20 130 23/32 48/24 175 1-1/8 48 oc 290 * Performance Category replaces the nominal panel thickness ** Live load for 24” oc span conditions. 10 psf dead load assumed.

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Attaching plywood and OSB sheathing

ports in Zone 1, 4 inches on center in Zone 2 and 3 inches on center in Zone 3. Portions of roof areas that overhang beyond buildings’ exterior walls (eaves) should use Zones 2 and 3 fastening. Also, for gable-shaped roofs where sheathing bears over gable end wall framing, special fastening is required. In the 90-mph region, fastening in a 6-inch

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Is OSB Acceptable as Roof Decking for Metal Roofing? | Todd .

Roof leaks, of course … but also improper attic ventilation can cause condensation in the roof deck that can cause the OSB to weaken. One option is to try some test fasteners in the OSB. If you get 45 or more pounds of pull out resistance, that’s considered acceptable for most applications.

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