Hebei Provincial Highway Bureau, China communication construction consultant Institute, Chengde highway project management office, Hengshui Yitong company four units jointly study the technology of large aperture steel corrugated pipe culvert
Hebei Provincial Highway Bureau, China communication construction consultant Institute, Chengde highway project management office, Hengshui Yitong company four units jointly study the technology of large aperture steel corrugated pipe culvert, and won the two prize of scientific and technological progress in Hebei Province, the research results at the international leading level.
Advantage
strong durability
short construction period, convenient field installation, fast.
the factory centralized production, improve the quality
strong adaptability of deformation
small damage to the environment, conducive to environmental protection
save construction costs
Highway Construction 
Mine Projection 
Municipal Engineering 
Irrigation Engineering 
Railway Construction Projection 
Other Application 
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