WebFor TYPE A soil and a trench depth of less than 12 feet for a trench open 24 hours or less, the steepest maximum allowable slope is 63 degrees from the horizontal. This translates to a 0.5H: 1V incline and is shown below. Maximum Allowable Slope Cutback distance (H) = 0.5 x … WebFor TYPE A soil and a trench depth of less than 12 feet for a trench open 24 hours or less, the steepest maximum allowable slope is 63 degrees from the horizontal. This translates …

TRENCH RESCUE OPERATIONS - Phoenix, Arizona

WebJun 4, 2016 · EXCAVATION EMERGENCY RESPONSE PLAN Health & Safety Officer’s Initials Date: Location of Excavation: Supervisor: Workers Present: POTENTIAL EMERGENCIES Based on Field Level Hazard Assessment The following are identified potential emergencies: ... WebPlan Administrator Billy Dunn, General Manager 775-883-6161 Ext 117 Supervisor(s)/Competent Person(s) Steve Brehler, Superintendent 775-745-5158 Plan … rechain a chainsaw

Excavation and Trenching Procedure - Wudinna District Council

WebA. Immediately get non-entrapped personnel and workers out of the trench. 1. Place a ladder in the trench at the short end to assist non-injured victims out of the trench. B. Confirm … Webloader. The excavator will continue to feed the trenching equipment until the machine reaches the end of the system. As the chain is turning in the ground it will bring up the … Web(b) Make sure that, when there is a need to excavate a trench at least 1.5m deep, the Organisation: i. Minimises the risk to any person arising from the collapse of the trench by … re chain