1400 — 



^1200-! 



Z100O" 



«- 8001 



a 600- 



s 



2 



>< 400- 



200. 



.'JEIG HT&F HAMM 

 C£oP HEIGHT - 

 PILE ViAWETER* 

 C5VFAV/M6 PZ.ESSUC. 



SYMBOL 



100 200 300 



NUMBER OF BLOWS REQUIRED FOR PILE TO PENETRATE 12 INCHES 

 DRY PREPARATION 

 SAND TYPE DENSITY (g/cm) METHOD 



400 



O Calcareous 1.17 



Q Calcareous 1.07 



A Calcareous 0.94 



6 Silica 1.61 



A Silica 1.51 



Low void ratio 

 Low void ratio 

 High void ratio 

 Low void ratio 

 High void ratio 



NOTE: Arrow directions indicate 

 cement contents: 



t = 0%, 

 j = 1.0* 



•= 0.5% 

 -= 2.0% 



Figure 23. Maximum pullout resistance versus pile driving resistance. 



