Dynamic Response Analysis of Buried Drainage Pipes for Polymer Grouting Trenchless Rehabilitation under the Traveling Wave Effect

Figure 11

Time course curve of transverse vibration displacement of the pipeline under different wave velocity conditions. (a) At 200 m (normal). (b) At 500 m (vacant). (c) At 800 m (polymer grouting repair).

(a)

(b)

(c)