Construction Safety: Trenching and Excavation Safety
141.4 هزار بار بازدید -
4 سال پیش
-
Working in trenches and excavations
Working in trenches and excavations is among the most hazardous construction operations and trench cave ins or collapse pose a serious threat to workers lives.
More valuable job site safety tips at http://nahb.org/safety. #SAFETY365
More valuable job site safety tips at http://nahb.org/safety. #SAFETY365
4 سال پیش
در تاریخ 1399/07/07 منتشر شده
است.
141,488
بـار بازدید شده