Page 52 - Civil Engineering Formulas
P. 52
CASE 3. Beam Supported Both Ends—Two Unequal Concentrated Loads, Unequally Distributed
W (L – a) + W 1b Wa + W 1 (L – b) bx (L – x) + W 1 L L W 1 b R 1 M 1 V
At point of load W: a M = L At point of load W 1 : b M 1 = L x: when x > a or < (L – b) At a M = W L W a R M x
W (L – a) + W 1b Wa + W 1 (L – b) V (max) = Maximum reaction x: when x > a and < (L – b) V = R – W
1 L 1 L
R = R 1 = At
22
