Handbook of Civil Engineering Calculations

(singke) #1

  1. Compute the load
    Thus P 1 = 32 kips (142.3 kN); m = 4; n = 3; d = 10 in (254 mm); s = 36 in (914.4 mm);
    6 = tan-
    1
    10/36 = 15.5°. Then P/32 =12- (15.5/90)(4 x 2 + 3 x 3); P = 290 kips (1289.9
    kN).


LOAD DISTRIBUTION AMONG HINGED


BATTER PILES


Figure 19a shows the relative positions of four steel bearing piles that carry the indicated
load. The piles, which may be considered as hinged at top and bottom, have identical
cross sections and the following relative effective lengths: A 9 1.0; B, 0.95; C, 0.93; Z),
1.05. Outline a graphical procedure for determining the load transmitted to each pile.


(c) Construction to locate action line of H 0

FIGURE 19

(a) Pile group and load

(b) Force polygon
for H 0
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