Comprehensive underground city pipeline corridor, i.e., built a tunnel in the urban underground space, the electric power, communication, gas, heating, water supply and drainage and other engineering pipeline set at an organic whole, is equipped with special access port, hoisting and monitoring system, the implementation of unified planning, unified design, unified construction and management, is an important infrastructure of city running and the "lifeline".

New town on the east coast composite pipe gallery is located in shantou city, guangdong province, new town on the east coast of new creek area, is the guangdong area first large urban underground pipe rack project, is also the country's first in reclaiming land from the sea area of the construction of the composite pipe gallery. Project a total of 14.65 km, is composed of three vertical and three horizontal tube 6 corridor, body a total of 494 segments, its standard cross section in the form of three tank section structure, divided into the electric tank, water tank, the gas tank.

Can solve the "spider web" air "zipper" of the road and the pavement such as urban management problem, a substantial increase in the east coast of new urban infrastructure supporting degree of modernization and construction standards, ensure the pipeline layout is reasonable, maintenance is convenient, efficient operation, saving of urban space.