Civil Engineering Mechanics of Materials Lab (Test of Builtup Beams)
Group 1 Group 2 Group 3 Group 4
Nail Number 3 4 5 6
Spacing nail(in) 14.65 9.83 7.25 5.86
Max. Load(lbf) 15494 13010 12181 13360
Max. Shear (lbf) 7747 6505 6090.5 6680
Q=y'A'(in^3) 19.03 19.04 21.38 18.375
Moment of Inertia, 166.877 159.22 181.328 151.39
I (in^4)
Shear Flow (lbf/in) 883.43 774.88 718.17 810.78
Max. Shear Force(lbf) 12942.2495 7617.08 5206.779 4751.1708