excavation开挖作业安全进修培训课件.ppt

Excavation Safety Refresher 开挖作业安全进修培训 SECCO PRODUCTION TECHNICAL TRAINING TEAM SECCO 生产技术培训组;Excavation Safety 开挖作业安全 Excavation and trenching work activities pose some unique hazards, especially in the gulf coast area. The purpose of this procedure is to establish guidelines that ensure that these work activities are performed in a safe manner. 开挖和挖沟作业有一定的危险性,特别是在海岸地区。本程序的目的是确立一定的指导方针，保证这些工作的安全进行。 ;Hazards Associated With Excavation Trenching Work 开挖和挖沟工作的危险性 There is a potential that underground process piping and/or electrical conduit could be unctured. 铺设地下的管道和/或电气管道时有被戳穿的可能。 Digging equipment could contact energized overhead electrical power lines. 开挖设备可能接触到头顶的电力线。 ; Digging operations could potentially undermine adjacent structures and/or pole lines. 开挖工作可能破坏临近的建筑和/或电线杆。 Deeper excavations pose fall hazards. 更深层的开挖作业有坠落危险。 Excavations and trenches pose cave-in hazards. 开挖和挖沟有坠下的危险。 ;When Are Excavation Permits Required ? 什么时候需要开挖许可？ If any of the listed items apply, an excavation permit will be required. 如果有以下列举的情况发生，则需要开挖许可。 While power digging operations are in progress. 机动开挖工作在进行中。 When excavations are deeper than 4 feet. 开挖深度深于4英尺。 If power digging operations may intersect underground pipelines or utilities. 如果机动开挖工作与地下管道或设施交叉。 When an excavation or trench may pose a potential cave-in hazard. 如果开挖或挖沟产生坠下危险。 ;General Procedural Requirements 一般程序要求 The excavation permit and applicable box of the JHA form must be completed for excavation and/or trenching work activities. 开挖和/或挖沟工作前，必须完成开挖许可工作危险性分析和工作许可的相关部分。 The Hot Work Permit and the applicable box of the JHA form must be completed for hot work and mobile equipment operation at the excavation site. 热作业和机动设备操作前，必须完成热作业许可和JHA表格中的相关部分。 The Confined Space Entry Permit