| 
i | 
3/4 in. max. 
size aggregate at | 
=~ i] fs 
a | a | 
g gl | 
5 6 
2 | | 
: eal 
9 | 
a co) 
v v 
g a1 | 
) -1% in. max. eH 
cy 
io size aggregate pa 
| 
Coarse Aggregate (%) ————» High Slump Low Slump 
Consistency (stiffer—p) 
Figure 7. Effect of amount of coarse Figure 8. Effect of concrete 
aggregate, as percent of total consistency on flow resis-— 
aggregate, on flow resistance (after tance (after Reference 16). 
Reference 16). 
Figure 9. Arching of aggregates 
across the diameter of 
a pipe due to de-watering. 
