PROBLEMS 



453 



Graphic >5tatics. Problem EO. 



Pratt Truss. 

 X Graphic Resolution. X 



+J57OOQ .-VjBOOQO ^-t-^SOOOp + 6OOOO -f C7OOO 



-67000 -aoooo -67000 -oo 



Dead Load=soo*per lin.ft. 



per truss. 

 JoJrvV Load, P, -16000* 



Truss <Scale, v"=eo -o 1 . 1 



>Sca!e of Loads, 



Dead Load Stress Diagram. 



