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Unformatted text preview: Hint: assume that
slipping impends at C but not at A.
(c) Verify that slipping does not occur at A.
4. (12 marks) The sketch shows a roof
truss for a group of townhouses presently
being built in Sandy Hill. The truss is
loaded by 7 vertical forces P of 1.20 kN
each, representing the design snow load
required by the Ottawa building code. All
joints are pinned. AH is parallel to BG,
and the truss and loading are symmetrical
about the vertical line through G.
(a) Find the reactions at the supports
(points A and J)....
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This document was uploaded on 03/20/2014.
- Fall '14