市政工程建设中供热管道及附属设施施工技术

Construction Technology for Heating Pipelines and Ancillary Facilities in Municipal Engineering Construction

针对市政供热管道施工存在的施工成本高、施工周期长、质量隐患多等问题,在掌握工程概况的基础上,从管道敷设方式、测量放线、旧路面拆除、沟槽开挖、管道吊装、管道焊接、附属设施、土方回填等方面出发,分析了市政供热管道及附属设施施工技术要点。

In view of the existing problems in the construction of municipal heating pipelines such as high construction cost,long construction period and many hidden dangers in quality,on the basis of mastering the general situation of the project,the main technical points of the construction of municipal heating pipeline and auxiliary facilities are analyzed from the aspects of pipeline laying mode,measurement and pay-off,old road surface removal,trench excavation,pipeline hoisting,pipeline welding,auxiliary facilities and earthwork backfilling.