Under the conditions of one-meter overburdlen and tem-meter clean span,the adopted con struction technology“flat-roof and upright-wall tunneling method”with temporary intermediate supports to induce the initial span,opens up a new train of thought for the construction of the large scale and multiple-floor underground structures.

Discussion of some problems about wave force calculation on a vertical wall;

Wave diffraction from a uniform cylinder in front of a vertical wall;

Investigation of the action of diagonal irregular waves and vertical wall;