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Engineering · Mechanical Engineering
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Problem 3 (35 points) The Howe Truss was designed by William Howe in 1840. It used mostly wood in construction. Therefore, it became very popular and was considered one of the best designs for railroad bridges back in the day. Many Howe truss bridges exist in the North West United States, where wood is plentiful. 40 kN The Howe bridge truss is subjected 20 kN 20 kN to the loading shown Determine the force in members HI, HB, and BC, and state if the members 4m 4m are in tension or compression. (Hint: Include the support reactions in your calculations)
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