ARCH WITH HORIZONTAL TIE 



O' 10' 0' 50' 



Two Hinged Arch 

 Cb) 



FIG. 76. 



As a check on the accuracy of the calculations the movement at L ' 

 in the arch was calculated in Table X and was found to be zero as it 

 should be. 



Arch With Horizontal Tie. If a horizontal tie is used the 

 final deformation of the arch will be equal to the deformation of the tie. 



TABLE X. 



Two Hinged Arch with Dead and Wind Loads 



