In-line Construction Technique for Urban Gas Pipeline Network

With the development and construction of urban gas pipeline network, the more and more work are fo-cused on the installation and in-line technical reform of urban gas pipeline net work. Taking the characteris-tics of crowded residents and enterprises centered distributing around the city into account, the construction safety have to be stressed. This paper introduces the in-line construction technique for urban gas pipeline network and a successful construction case.