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3 cards from this section. Quick, good the night before a test.
What is the minimum curing time for ordinary Portland cement?
Look for the basic requirement of curing for this cement type.
Why is curing necessary?
Think about the consequences of not curing concrete.
What is the minimum curing period for blended cement?
Refer to the curing standards for different cement types.
True or False: In hot climates, curing can be shortened to 5 days.
Think about how environmental factors influence curing times.
A bridge contractor decides to cure a mix of ordinary Portland cement for only 5 days in hot weather. Identify potential issues this could cause.
Think about how insufficient moisture retention affects concrete.
In a hot climate, decide how you would set up a curing plan for a large slab using blended cement. Consider all factors.
Consider both water access and weather predictions when planning.
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