求翻译：6）出碴运输是什么意思？

6) The transport of ballast

6) The agressive transport

6) leaves is cut by broken glass the transportation

6) mucking transport

After excavates the demolition, carries on to the adjacent formation geology condition observes the record, the analysis determined the adjacent formation rank and the rock layer trend, according to the adjacent formation actual situation, the revision consummation excavate, the supports and protect