The following roof framing plan shows girders, purlins, and subpurlins. If a dead load of 12.82 psf acts on the tributary area of one of the 50-ft girders, determine the equivalent distributed load that acts on the girder.

The density of a dried piece of 4×10 Hem-Fir dimension lumber that is 12 feet long and has a moisture content of 13% is _______.

Determine the flat roof snow load, pf, for a building kept just above freezing with a roof that is fully exposed in terrain category C and has a risk category of I. Assume the ground snow load is 52 psf. Do not consider the minimum roof snow load, pm.

The density of a dried piece of 4×10 Hem-Fir dimension lumber that is 12 feet long and has a moisture content of 13% is _______.

A pin-connected wood truss is loaded and supported as shown. Determine the axial force produced in member GH if PB = 700 lb, PC = 2,100 lb, PD = 3,200 lb, L = 6 ft, and h = 8 ft. Positive choices indicate tension. Negative choices indicate compression.

A wood member is loaded as shown. Using ASD, determine the maximum axial stress in the member. Assume normal temperatures, no incising, and that all loads act in the directions shown. Ignore the weight of the member.Load:PD = 2,500 lbPL = 0 lbPLr = 0 lbPS = 0 lbPR = 0 lbPW = 9,000 lbPE = 6,500 lbQD = 2,000 lbQL = 2,500 lbQLr = 1,000 lbQS = 2,000 lbQR = 1,000 lbQW = 0 lbQE = 0 lbSpan:L = 10 ft Member size:4 x 10 Stress grade and species:No. 1 Douglas Fir-Larch Unbraced length:lu = L/2 = 5 ft Moisture content:MC < 19 percent 

Which of the following means extending the search for and commercialization of new ideas beyond the boundaries of the organization and even beyond the boundaries of the industry?

Determine the ASD adjusted design compression strength parallel to grain, Fc’, for the following beam. Assume normal temperatures, bending about the strong axis, and no incising. Ignore the weight of the beam.Load:wD = 200 lb/ftwLr = 330 lb/ftLoad combination:D + LrSpan:L = 6 ftMember size:4 x 10Stress grade and species:Select Structural Douglas Fir-LarchUnbraced length:lu = 0Moisture content:MC < 19 percentLive load deflection limit:Allow. Δ ≤ L/360

The following roof framing plan shows girders, purlins, and subpurlins. If a dead load of 12.82 psf acts on the tributary area of one of the 50-ft girders, determine the equivalent distributed load that acts on the girder.

Determine the ASD adjusted minimum modulus of elasticity, Emin’, for the following beam. Assume normal temperatures, bending about the strong axis, and no incising. Ignore the weight of the beam.Load:PD = 520 lbPLr = 1,600 lbLoad combination:D + LrSpan:L = 12 ftMember size:4 x 12Stress grade and species:No. 2 Douglas Fir-LarchUnbraced length:lu = 0Moisture content:MC > 19 percentLive load deflection limit:Allow. Δ ≤ L/360