The joist AB used in housing construction is to be made from 8-in. by 1.5-in. Southern-pine boards. The design loading on each board is placed as shown in the figure below. The allowable bending stress for the wood is Jallow 1.5 and the allowable shear stress is Tallow = 180 psi. Assume that the beam is simply supported from the walls at A and B. (Figure 1) Figure 1 8 in. of 1 150 lb L 150 lb L 150 lb L 1.5 in. Determine the largest room width L that the boards can span. Express your answer to three significant figures and include the appropriate units. L= 32.0 Submit μA ft My Answers Give Up BE ? Incorrect; Try Again; 3 attempts remaining

The joist AB used in housing construction is to be made from 8-in. by 1.5-in. Southern-pine boards. The design loading on each board is placed as shown in the figure below. The allowable bending stress for the wood is Jallow 1.5 and the allowable shear stress is Tallow = 180 psi. Assume that the beam is simply supported from the walls at A and B. (Figure 1) Figure 1 8 in. of 1 150 lb L 150 lb L 150 lb L 1.5 in. Determine the largest room width L that the boards can span. Express your answer to three significant figures and include the appropriate units. L= 32.0 Submit μA ft My Answers Give Up BE ? Incorrect; Try Again; 3 attempts remaining

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter10: Plate Girders

Section: Chapter Questions

Problem 10.7.9P

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