DOI: 10.11799/ce201609015
Roadway arrangement scheme selection of No. 2 mining district in Jinda Coal Mining Company
CHEN Qing-feng
Abstract：According to the occurrence No. 10 and No. 11 coal seam of No. 2 mining district in Jinda Coal Mining Company, combining with the current development system and mining roadway, the paper analyzed the main factors affecting the roadway layout. Considering the factors and roadway layout principle, two roadways arrangement scheme were designed compared in technology and economy. The final scheme was determined as follows: expanding the original transportation roadway and return airway in the south wing, excavating a new main track roadway from auxiliary shaft bottom, and arranging a parallel main transportation roadway to the south, which extend to south border of the mining field; expanding the auxiliary transportation dip and air return dip to the field, and arranging an east wing main transportation roadway at the north and parallel to the east wing main track roadway extending to the eastern border.
Keywords：mining area roadway arrangementmining methodclose - distance coal seam groupspontaneous combustiongoaf
Publication Date：2016-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 51-53,56 )