SC Pre-Engineered Metal Buildings Practice Questions - South Carolina Pre-Engineered Metal Buildings Contractor Examination Exam

Immediately before placing concrete for metal-building piers or continuous footings, the subgrade should be:

Proof-rolled or otherwise checked so loose, organic, or pumping material is removed and the bearing surface matches the soils report Flooded overnight so the soil is fully saturated Covered with loose topsoil to cushion the concrete Left uncompacted so rain can drain through the footing

Correct Answer:

Proof-rolled or otherwise checked so loose, organic, or pumping material is removed and the bearing surface matches the soils report

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