Extracted text: 4. In addition to the design snow load computed in practice problem 3, the roof of the building in Figure 3 is subjected to a dead load of 16 psf (including the weight of a truss, roof board, and asphalt shingle) on the horizontal plane. Determine the uniform load acting on the interior truss, if the trusses are 6ft-0in on center. roof boards Wood shingles