ASD/LRFD Manual - American Wood Council
ASD/LRFD Manual - American Wood Council
ASD/LRFD Manual - American Wood Council
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68 M9: WOOD STRUCTURAL PANELS<br />
Table M9.4-2<br />
Minimum Nailing for <strong>Wood</strong> Structural Panel Applications<br />
Nail Spacing (in.)<br />
Recommended<br />
Panel Intermediate<br />
Application Nail Size & Type<br />
Edges Supports<br />
Single Floor–Glue-nailed installation 5<br />
Ring- or screw-shank<br />
16, 20, 24 oc, 3/4-in. thick or less 6d 1 12 12<br />
24 oc, 7/8-in. or 1-in. thick 8d 1 6 12<br />
32, 48 oc, 32-in. span (c-c) 8d 1 6 12<br />
48 oc, 48-in. span (c-c) 8d 2 6 6<br />
Single Floor–Nailed-only installation 5<br />
Ring- or screw-shank<br />
16, 20, 24 oc, 3/4-in. thick or less 6d 6 12<br />
24 oc, 7/8-in. or 1-in. thick 8d 6 12<br />
32, 48 oc, 32-in. span 8d 2 6 12<br />
48 oc, 48-in. span 8d 2 6 6<br />
Sheathing–Subflooring 3<br />
Common smooth, ring- or screw-shank<br />
7/16-in. to 1/2-in. thick 6d 6 12<br />
7/8-in. thick or less 8d 6 12<br />
Thicker panels 10d 6 6<br />
Sheathing–Wall sheathing Common smooth, ring- or screw-shank or galvanized box 3<br />
1/2-in. thick or less 6d 6 12<br />
Over 1/2-in. thick 8d 6 12<br />
Sheathing–Roof sheathing Common smooth, ring- or screw-shank 3<br />
5/16-in. to 1-in. thick 8d 6 12 4<br />
Thicker panels 8d ring- or screw-shank 6 12 4<br />
or 10d common smooth<br />
1. 8d common nails may be substituted if ring- or screw-shank nails are not available.<br />
2. 10d ring-shank, screw-shank, or common nails may be substituted if supports are well seasoned.<br />
3. Other code-approved fasteners may be used.<br />
4. For spans 48 in. or greater, space nails 6 in. at all supports.<br />
5. Where required by the authority having jurisdiction, increased nailing schedules may be required.<br />
<strong>American</strong> <strong>Wood</strong> <strong>Council</strong>
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