经过调研和反复现场勘察,确定的总体施工方案为:挖明沟排水,作业带晾晒,正常组对焊接,沉管下沟。
Therefore the general construction process scheme is worked out as follows: open trench drainage, work site dried in the sun, conventional butt welding, and pipe laid down into trench.
指示在折缘沟中焊接。
针对山区段管道施工中存在的主要问题,并根据管道施工安全和质量保证体系的要求,提出了平原地段管道实行沟上焊接,山区地段管道全部采用沟下焊接的施工方案。
To accord with the safety and the quality insurance system in pipeline construction, a new construction scenario, the welding over ditch in plain area and welding in ditch in mountain...
针对山区段管道施工中存在的主要问题,并根据管道施工安全和质量保证体系的要求,提出了平原地段管道实行沟上焊接,山区地段管道全部采用沟下焊接的施工方案。
To accord with the safety and the quality insurance system in pipeline construction, a new construction scenario, the welding over ditch in plain area and welding in ditch in mountain...
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