In: Civil Engineering
Combine the following aggregates in the right proportions to produce a blend with the given target gradation.
| 
 Sieve size (mm)  | 
 CA7 % Passing  | 
 Washed Sand % Passing  | 
 Dry Sand & Passing  | 
 % Passing Target  | 
| 
 19.00  | 
 100  | 
 100  | 
 100  | 
 100.0  | 
| 
 12.50  | 
 98.8  | 
 100  | 
 100  | 
 100.0  | 
| 
 9.50  | 
 62.1  | 
 100  | 
 100  | 
 93.0  | 
| 
 4.75  | 
 2.1  | 
 98.1  | 
 100  | 
 62.0  | 
| 
 2.36  | 
 0  | 
 81  | 
 99  | 
 45.0  | 
| 
 1.18  | 
 0  | 
 69.9  | 
 80.7  | 
 35.0  | 
| 
 0.60  | 
 0  | 
 50.6  | 
 59.9  | 
 25.0  | 
| 
 0.30  | 
 0  | 
 20.7  | 
 40  | 
 15.0  | 
| 
 0.150  | 
 0  | 
 5.1  | 
 24.2  | 
 9.0  | 
| 
 0.075  | 
 0  | 
 1.9  | 
 17.2  | 
 4.0  |