According to the characteristics of urban new type underground pipeline,aimed at the detection difficulties of the non-metallic pipeline and non-digging super-deep pipeline and so on,from the start of the theory and application research,a set of effective detection methods and technical measures is proposed,and several actual detection project examples have enumeratively analyzed.

Finite element analysis on mechanism of effect of extra-deep excavation on vertical load transfer and settlement of a single pile

Application of several key technologies in pipe-laying of trenchless technology under complex conditions;