Materials Science and Engineering Properties, SI Edition
1st Edition
ISBN: 9781305178175
Author: GILMORE, Charles
Publisher: Cengage Learning
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Chapter 10, Problem 10.8P
To determine
The expected lifetime of the zinc coating.
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A square flexible foundation of width B applies a uniform pressure go to the underlying ground.
(a) Determine the vertical stress increase at a depth of 0.5B below the center using Aσ beneath the corner of a uniform rectangular load given by Aσ
Variation of Influence Value I
m
n
0.5
0.6
0.8
1.0
0.2
0.4
0.2 0.01790 0.03280 0.03866 0.04348 0.05042 0.05471
0.4 0.03280 0.06024 0.07111 0.08009 0.09314 0.10129
0.5 0.03866 0.07111 0.08403 0.09473 0.11035 0.12018
0.6 0.04348 0.08009 0.09473 0.10688 0.12474 0.13605
0.8 0.05042 0.09314 0.11035 0.12474 0.14607 0.15978
1.0 0.05471 0.10129 0.12018 0.13605 0.15978 0.17522
(Enter your answer to three significant figures.)
Ασ/90 =
Activity Frame
(b) Determine the vertical stress increase at a depth of 0.5B below the center using the 2 : 1 method equation below.
90 x B x L
Aσ =
(B+ z) (L+ z)
(Enter your answer to three significant figures.)
Δσ/90
=
(c) Determine the vertical stress increase at a depth of 0.5B below the center using stress isobars in…
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Chapter 10 Solutions
Materials Science and Engineering Properties, SI Edition
Ch. 10 - Prob. 1CQCh. 10 - Prob. 2CQCh. 10 - Prob. 3CQCh. 10 - Prob. 4CQCh. 10 - Prob. 5CQCh. 10 - Prob. 6CQCh. 10 - Prob. 7CQCh. 10 - Prob. 8CQCh. 10 - Prob. 9CQCh. 10 - Prob. 10CQ
Ch. 10 - Prob. 11CQCh. 10 - Prob. 12CQCh. 10 - Prob. 13CQCh. 10 - Prob. 14CQCh. 10 - Prob. 15CQCh. 10 - Prob. 16CQCh. 10 - Prob. 17CQCh. 10 - Prob. 18CQCh. 10 - Prob. 19CQCh. 10 - Prob. 20CQCh. 10 - Prob. 1ETSQCh. 10 - Prob. 2ETSQCh. 10 - Prob. 3ETSQCh. 10 - Prob. 4ETSQCh. 10 - Prob. 5ETSQCh. 10 - Prob. 10.1PCh. 10 - Prob. 10.2PCh. 10 - Prob. 10.3PCh. 10 - Prob. 10.4PCh. 10 - Prob. 10.5PCh. 10 - Prob. 10.6PCh. 10 - Prob. 10.7PCh. 10 - Prob. 10.8PCh. 10 - Prob. 10.9PCh. 10 - Prob. 10.10PCh. 10 - Prob. 10.11PCh. 10 - Prob. 10.12P
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