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4.
43 T h e b r i d ge t r u s s s h o w n i n F i g u r e P 4 . 43 i ss u b je c t e d t o a w i n d l o a d o f 8 k N a n dt r a f f ic l o a d s o f 12 k N a n d 6 k N a t a g i v e ni n s t a n t
.
R e p l a c e t h i s s y s t e m o f fo r c e s b y as i n g le r e s u l t a n t fo r c e
, s p e c y i n g i t s ma
n i t u d e,
d i r e c t i o n,
a n d s e n s e.
A l s o,
de t e
m in e i t s l o c a t io n a lo n g l in e A B m e a s u Dn gi t s p o s i t i o n f r o m p o i n t A .
8 k N
12 k N 6 k N
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