USEFUL DATA 



Retaining 

 Wallfl 



mm^v'h--^--^--^--^--^ 



-f— +-4— f-f-t 

 4— f- -■!—♦— I— I- 



-t— I — I--I-H — [ 

 +-- 1--- 1— h-h— H 



i4t+fttttti 



U 



I I I I I 



CANTILEVER RETAINING WALLS 



Surface of Earth Horizontal 



Angle of repose, 33**. 



Weight of earth 100 lb. per cu. ft. 

 /.= 16,0001b. persq. in. 

 /o= 650 lb. per sq. in. 



n = 15 



Elevation 



CONCRETE 



REINFORCEMENT 

 Bars in all Cases of Round Section 



Hooks are required at lower end of M and N bars for walls over 11' C In height. 



145 



