SUPPORT MEANS FOR THE SIDE OF A ROADWAY OR THE LIKE IN AMINE WORKING

摘要

1343777 Goaf stowage; advancing mine roof supports GULLICK DOBSON Ltd 19 April 1971 [21 May 1970] 24529/70 Headings E1F and E1P In a method of supporting a mine roadway a row of self advancing supports having means connecting or linking them together in line ahead is positioned at the side of the roadway to give temporary support during initial consolidation of waste forming the wall of the roadway and the row of supports is advanced in the direction of the length of the roadway after consolidation of the waste in the vicinity of the trailing 'support in the row. Each support 16, 18 has means 24 for connecting or linking it in tandom with another or other supports and a waste retaining wall 25, 26 attached to it. The wall 25, 26 extends along substantially the entire length of the support in the direction of advance thereof.