The inspectionwell is the urban road infrastructure, inspection of the common quality failing of well covers is also the difficult problem in the urban construction.
检查井是城市道路基础设施，检查井井盖的质量通病也是城市建设中难以解决的难题。
2
Well Pujian3 is an inspectionwell drilled to provide basic data for later exploration of Pucheng oilfield and water flooded layer interpretation simulation of other mature oilfields.
The scene each kind of inspectionwell lap and the blind ditch lap in prefabricate in the field to prefabricate, truck transportation, crane loading and unloading, artificial auxiliary.