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2x8 & 2x10 (DV)


Be sure to refer to the design values footnotes where applicable.

Table 1.c: Structural Light Framing,
Structural Joists and Planks, and Studs: 2" TO 4" Thick

( Each width has a separate set of design values )
Grade Extreme
Fiber in
Bending
(psi)
"Fb"
Tension
Parallel
To Grain
(psi)
"Ft"
Horizontal
Shear
(psi)
"Fv"
Compression
Perpendicular
to Grain
(psi)
"Fc^"
Compression
Parallel
to Grain
(psi)
"Fc//"
Modulus
of Elasticity
(million psi)
"E"
Kiln Dried or S-Dry, MC 15, MC 19
APPLIES TO 2" - 4" THICK - 8" WIDE ONLY (1)
Dense Select Structural 2450 1350 175 660 2250 1.9
Select Structural 2300 1300 175 565 1900 1.8
Non Dense Sel. Str. 2100 1100 175 480 1750 1.7
 
No. 1 Dense 1650 875 175 660 1800 1.8
No. 1 1500 825 175 565 1650 1.7
No. 1 Non Dense 1350 725 175 480 1550 1.6
 
No. 2 Dense 1400 675 175 660 1700 1.7
No. 2 1200 650 175 565 1550 1.6
No. 2 Non Dense 1100 600 175 480 1450 1.4
 
No. 3 and Stud 700 400 175 565 875 1.4


Table 1.d: Structural Light Framing,
Structural Joists and Planks, and Studs: 2" TO 4" Thick

( Each width has a separate set of design values )
Grade Extreme
Fiber in
Bending
(psi)
"Fb"
Tension
Parallel
To Grain
(psi)
"Ft"
Horizontal
Shear
(psi)
"Fv"
Compression
Perpendicular
to Grain
(psi)
"Fc^"
Compression
Parallel
to Grain
(psi)
"Fc//"
Modulus
of Elasticity
(million psi)
"E"
Kiln Dried or S-Dry, MC 15, MC 19
APPLIES TO 2" - 4" THICK - 10" WIDE ONLY (1)
Dense Select Structural 2150 1200 175 660 2000 1.9
Select Structural 2050 1100 175 565 1850 1.8
Non Dense Sel. Str. 1850 950 175 480 1750 1.7
 
No. 1 Dense 1450 775 175 660 1750 1.8
No. 1 1300 725 175 565 1600 1.7
No. 1 Non Dense 1200 650 175 480 1500 1.6
 
No. 2 Dense 1200 625 175 660 1650 1.7
No. 2 1050 575 175 565 1500 1.6
No. 2 Non Dense 950 550 175 480 1400 1.4
 
No. 3 and Stud 600 325 175 565 850 1.4




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