Cubes of block are allowed to open-air cure for another _____ in the storage yard before being delivered to the customer or builder.
A) 10 days
B) 28 days
C) 1 week
D) 2 weeks

Question

Quizplus · Accepted Answer

Concrete blocks require at least 28 days of open-air curing before they can be delivered to the customer or builder. This ensures that the blocks have reached their maximum strength and durability. Option A, C and D are not sufficient for complete curing of the blocks.

Cubes of Block Are Allowed to Open-Air Cure for Another