| Q.4 | From the following actions, identify the one which is NOT used for managing the slump loss in concrete. | |
| Ans | A. Initial low slump at the concrete mixing point. | |
| B. Using retarding plasticiser or superplasticiser for the desired slump at the time of placing when concrete is conveyed by transit mixers. | ||
| C. By keeping temperature low. | ||
| D. Using retarders at the time of mixing of concrete. |
Correct Ans Provided: A