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2 cards from this section. Quick, good the night before a test.
What is the primary purpose of contraction joints in concrete?
Think about the stresses concrete undergoes while curing.
What happens if contraction joints are not used?
Consider what would happen to a material that shrinks without any breaks.
What is the main purpose of contraction joints in pavements?
Think about why materials need breaks during curing.
True or False: Contraction joints can help improve the aesthetic appearance of concrete pavements.
Focus on the functional aspect of contraction joints.
Imagine a concrete pavement with incorrect joint spacing. Predict the potential flaws that can occur and how they can be resolved.
Consider what happens with too much pressure on a rigid structure.
Create a maintenance schedule for a newly constructed concrete pavement with contraction joints.
Think of how preventative maintenance can extend the life of the pavement.
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