Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Concrete mix design (kg/m3).
| Specimen | Sand | Gravel | Cement | Water | Bentonite | Zeolite | |
|---|---|---|---|---|---|---|---|
| 0.65: Water to cement ratio | 0.65-C250 | 1240 | 620 | 250 | 162.5 | 0 | 0 |
| 0.65–6b6z | 1240 | 620 | 250 | 162.5 | 15 | 15 | |
| C250: cement grade 6b: 6% bentonite |
0.65–10b6z | 1240 | 620 | 250 | 162.5 | 25 | 15 |
| 6z: 6% zeolite 10b: 10% bentonite 10z: 10% zeolite |
0.65–6b10z | 1240 | 620 | 250 | 162.5 | 15 | 25 |
