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Q: Which one of the following cement is best for the marine works?
  • A. Blast furnace slag cement
  • B. High alumina cement
  • C. Low heat Portland cement
  • D. Rapid hardening cement
Correct Answer: Option A - • Blast furnace slag cement – for marine work • High alumina cement – For refractory concrete • Low heat cement – For mass concreting • Rapid hardening cement – Repair of roads bridge and structure.
A. • Blast furnace slag cement – for marine work • High alumina cement – For refractory concrete • Low heat cement – For mass concreting • Rapid hardening cement – Repair of roads bridge and structure.

Explanations:

• Blast furnace slag cement – for marine work • High alumina cement – For refractory concrete • Low heat cement – For mass concreting • Rapid hardening cement – Repair of roads bridge and structure.