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Type C soil is soil that hasIt is essential that a stairway, ladder, or ramp be provided in trench excavations _______ feet. unconfined compressive strength of 0.5 tsf.

User HexAndBugs
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Answer:

that are deeper than 4 feet

Step-by-step explanation:

It is essential that a stairway, ladder, or ramp be provided in trench excavations _______ feet.

It is essential that a stairway, ladder, or ramp be provided in trench excavations that are deeper than 4 feet.

User Anselma
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