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2 cards from this section. Quick, good the night before a test.
What is the typical thickness range of a sub-base?
Think about the units typically used in construction.
Which materials may be used for a sub-base?
Consider materials that provide good support and drainage.
What is the primary purpose of the sub-base in pavement construction?
Think about the structural role of the sub-base.
The typical thickness of a sub-base can range from __ mm to __ mm.
Recall the numbers we discussed in class.
A construction project requires a sub-base thickness of 125 mm over a 200 m² area. Calculate the total volume of material needed. How might insufficient thickness affect the pavement?
Be careful with unit conversions!
Evaluate the impact of using granular material versus lean concrete for a heavy traffic road. What considerations should be made?
Think about the specific needs of high traffic scenarios.
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