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Roof pitch

Which one of the following slopes in this illustration corresponds with an 8:12 pitch roof? A. 45° B. 36.87° C. 33.69° D. 26.57°
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Bolted connections

What is the minimum spacing of bolts specified by AISC? and preferred spacing? A. 1 1/4 times the diameter of the bolt; 2 times preferred B. 1 3/4 times the diameter of the bolt; 2 1/4 times preferred C. 2 1/3 times the diameter of the bolt; 2 2/3 times preferred D. 2 2/3 times the diameter of the bolt; 3 times preferred E. 3 times the diameter of the bolt; 3.25 times preferred
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Footing cross-section

When the thickness of a foundation wall = 6", the cross-sectional proportions in this image are appropriate for which of the following: A. a footing supported on clay soil B. light frame construction supporting one floor and one roof C. allowable bearing capacity of foundation soil is low in relation to building loads D. when a continuous footing is required Answer B. light frame construction supporting one floor and one roof (in accordance with Table 1805.4.2) ARE 4.0 exam prep: PPP
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