Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 82
. The summation of the horizontal forces fS X) within theshaded area, is evidently expressed by the above area multipliedby the breadth of the beam 6. Therefore, 3X = HI - k) Ee ^ b/rd (3) In order to avoid the complication resulting from the attemptto develop formuhe which are applicable to all… … Fig. 42. compressive strength of the concrete is f of the value which would berequired to produce that amount of compression in case the initialmodulus of elasticity was the true value for all compressions. Thepractical result of this assumption is that we should always useultimate values for the…
Architecture · Building · Carpentry
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