Main Member Type	Alaska Cedar Alaska Hemlock Alaska Spruce Alaska Yellow Cedar Aspen Balsam Fir Beech-Birch-Hickory Coast Sitka Spruce Cottonwood Douglas Fir-Larch Douglas Fir-Larch (North) Douglas Fir-South Eastern Hemlock Eastern Hemlock-Balsam Fir Eastern Hemlock-Tamarack Eastern Hemlock-Tamarack (North) Eastern Softwoods Eastern Spruce Eastern White Pine Engelmann Spruce-Lodgepole Pine Hem-Fir Hem-Fir (North) Mixed Maple Mixed Oak Mixed Southern Pine Mountain Hemlock Northern Pine Northern Red Oak Northern Species Northern White Cedar Ponderosa Pine Red Maple Red Oak Red Pine Redwood (open grain) Redwood (close grain) Sitka Spruce Southern Pine Spruce-Pine-Fir Spruce-Pine-Fir (South) Western Cedars Western Cedars (North) Western Hemlock Western Hemlock (North) Western White Pine Western Woods White Oak Yellow Poplar
Main Member Thickness	0.75 in. 1.5 in. 1.75 in. 2.5 in. 3.5 in. 5.5 in. 7.5 in. 9.5 in. 11.5 in. -- Other (in inches) --
Side Member Type	Steel Oriented Strand Board (OSB) Plywood (Structural 1 grade) Plywood (other grades) Alaska Cedar Alaska Hemlock Alaska Spruce Alaska Yellow Cedar Aspen Balsam Fir Beech-Birch-Hickory Coast Sitka Spruce Cottonwood Douglas Fir-Larch Douglas Fir-Larch (North) Douglas Fir-South Eastern Hemlock Eastern Hemlock-Balsam Fir Eastern Hemlock-Tamarack Eastern Hemlock-Tamarack (North) Eastern Softwoods Eastern Spruce Eastern White Pine Engelmann Spruce-Lodgepole Pine Hem-Fir Hem-Fir (North) Mixed Maple Mixed Oak Mixed Southern Pine Mountain Hemlock Northern Pine Northern Red Oak Northern Species Northern White Cedar Ponderosa Pine Red Maple Red Oak Red Pine Redwood (open grain) Redwood (close grain) Sitka Spruce Southern Pine Spruce-Pine-Fir Spruce-Pine-Fir (South) Western Cedars Western Cedars (North) Western Hemlock Western Hemlock (North) Western White Pine Western Woods White Oak Yellow Poplar
Side Member Thickness	20 gage 18 gage 16 gage 14 gage 12 gage 11 gage 10 gage 7 gage 3 gage 1/4" -- Other (in inches) --
Wood Screw Number	6 (D = 0.138 in.) 7 (D = 0.151 in.) 8 (D = 0.164 in.) 9 (D = 0.177 in.) 10 (D = 0.19 in.) 12 (D = 0.216 in.) 14 (D = 0.242 in.) 16 (D = 0.268 in.) 18 (D = 0.294 in.) 20 (D = 0.32 in.) 24 (D = 0.372 in.)
Length	1 in. 1.5 in. 2 in. 2.5 in. 3 in. 4 in. 5 in. 6 in. 7 in. 8 in. 9 in. 10 in. 11 in. 12 in.
Time Effect Factor	= 0.6 = 0.7 = 0.8 = 1.0
Wet Service Factor	C_M = 1.0 CM = 0.7
Temperature Factor	C_t = 1.0 C_t = 0.8 C_t = 0.7 C_t = 0.5