长输管道施工专业词汇.doc

pipe alignment(setting out)： 放线-即确定沿线路方向的管道实地安装的中心线位置,并划定管道施工界限的过程。 field hand over stake： 现场交桩-设计部门将所设计的管道控制桩、测量成果表及水准点资料在现场移交给施工单位。 right-of-way 路权-只有在得到土地所有者的书面授权下才能在该路段施工。 spread The crew and equipment required to build a pipeline from an untouched right-of-way to the commissioning stage of the pipeline. clearing 扫线-Members of the clearing crew transform the right-of-way into a suitable work area by clearing away land for the proposed route is in an area with no vegetation or encompasses an already cleared right-of-way,or corridor. grading 平整-The purpose of grading is to provide a smooth and even work area and to facilitate the movement of equipment onto and along the right-of-way. High-or-low -ground areas may require cutting down or filling in to achieve a more uniform grade for the pipeline. string 布管-把运到现场的管子,逐根地分布于管道沿线的组装场地上的过程叫“布管” line up 对口-按照规范要求,用专用器具将两端管子的管口对好 cutback 焊接预留区域- On pipe that has been mill coated ,a cutback of 6 to 9 inches is usually left at the end of the joint so that the coating does not interfere with the welding process. firing line（Welding Gang） 焊接组-一般指现场焊接流水机组In pipeline construction,the welding crew that takes over after the root pass and the hot pass have been made.The firing line is responsible for the filler pass and the cap bead,which complete the joint. cap bead 盖帽焊-是管口焊接的最后一道工序 tie-in 连头，碰死口-就是把焊接完的不能移动的管段连接起来 hot tie-in 动火连头-A weld made on a pipeline already in service. In the hot tie-in procedure, the gas from the line is purposely ignited at the point where the welding is to be done.Igniting the gas eliminates the chance that a spark could cause an explosion of gas and air. golden tie-in是机组与机组之间或者承包商与承包商之间的管段连接。 cover depth 埋深- The measurement from the top of a pipe to ground level along a right-of-way. egging(out of roundness) 失圆-管线焊接完毕后,要进行回填,如果回填不按照施工规范,一次回填过多或者焊接操作不当,导致管道变形了、不圆了 backhoe loader 反铲挖土机，两头忙- back-actor 反铲挖土机 bell hole 焊接操作坑A widened and sloped section of the ditch where welders will wor