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Contractor Testing Preparation

S310 – Excavation and Grading Contractor


SKU: course_106190548 Category:


Moving of the earth’s surface or placing
earthen materials on the earth’s surface, by use of hand or power machinery and tools,
including explosives, in any operation of cut, fill, excavation, grading, trenching,
backfilling, or combination thereof as they are generally practiced in the construction


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