A three-ply asphalt felt and gravel roof over 2-in.-thick insulation board is supported by 18-in-deep precast reinforced

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A three-ply asphalt felt and gravel roof over 2-in.-thick insulation board is supported by 18-in-deep precast reinforced concrete beams with 3-ftwide flanges (Figure 2.2). If the insulation weighs 3 lb/ft2 and the asphalt roofing weighs 5__1/2 lb/ft2, determine the total dead load, per foot of length, each beam must support.

Figure 2.2

three-ply felt with gravel topping 2" rigid insulation 36 -T-beam- 36 -10 average 4"

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Fundamentals Of Structural Analysis

ISBN: 9780073398006

5th Edition

Authors: Kenneth Leet, Chia-Ming Uang, Joel Lanning

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