Basing on talent cultivation of "multi-spot spiderweb cross" and discipline development,it is beneficial to promoting cultivation of innovation talent,to building pluralism,opening and radiation discipline structure,and training the art talent who has innovative consciousness and ability,thus promote the key innovation ab.

The construction and support at tunnel intersection are introduced,and provides the solvent for the construction way and problem in intersection,which can provide a reference and sprend for the safe construction.

In order to solve this problem,based on the engineering case at the solid crossed intersection of single engine roadway and water.

The successful application of bolting and shotcreting with wire mesh in the big intersection construc- tion in Haizi Coal Mine,which provides good support example for big section road with soft rock and offers a certain value on the spreading and use.