TN BC-C Industrial Practice Questions - Tennessee Industrial (BC-C) Contractor Examination Exam

The existing wall may be undermined if the new pit will later be backfilled the same day Excavation below the existing footing is not permitted unless underpinning, stable rock, or a registered professional engineer's determination protects employees and the structure A competent person may waive all adjacent-structure checks if the pit is sheeted Only the new-building geotechnical report is required; existing foundations need not be considered