Laserfiche WebLink
Iri order to prevent short cir•cuitir~g rnirre ventilatior~ while <br />• • <br />^ ill 6 <br />i <br />d <br /> passing from one air <br />coi_rrse to the other <br />, rre <br />oors w <br />e <br />rn <br />installed in pairs ire cer•tair~ areas tc~ for•rn are airlock. <br />Var•ic~~_rs stoppir~gs thr•r_~ughc~ut the rnirre will be eq~.ripped with <br />a rnar~-door or drop-d~=~r_~r• to allow access to the er~tr•ies which <br />have been sealed _~ff by st-~ppir~gs. These d~~c~r•s will be <br />caref~_rlly b~_rilt s=~ as t.. rnir~irni~e leakage. <br />P~_rlk. travel c~_rr•tair~s ar~d br•attice will direct the flew ~~f <br />air• from the intake across the wc~rkir~g faces ar~d into the <br />r•et~.rr•r~ er~tr•ies. <br />The c~ver•all cir•c~_rlati~~r~ cif air• thr~~~_rgh the rnirre will proceed <br />in the foll~~wing marrner: Rn exterr-~ally rno~_rnted exha~_rst fan <br />• will create a negative press~.ire and draw air into the mines <br />thr•o~_rgh tw~~ portals intal<es. 1~ntake a.ir• will then be <br />directed thr•~~~.rgh the rnirre 6y st~~ppir~gs, overcasts ar~d <br />reg~.rlat~~rs to the w~~rking faces =~f eac:h mine section nr <br />working panel. Rt the wc~rk.ir~g faces of the section, <br />br•attice and cur•tair~s, ~~r• a~.rxiliar•y fans ar~d t~_rbir~g, will be <br />used to direct air intake thro~.rgh the working faces and into <br />the r•etur•rr air. Ne~atral air• will n~~t sweep acr•c~ss the <br />working faces b~.rt will be directed by st~~ppirigs ar~d a <br />r•egi_rlator• into r•et~_rrn air co~_rr•ses. The r•eturri air from each <br />section will be directed by stoppir~gs, c~ver•casts, ar~d <br />r•eg~.rlator•s to an existing entry drift to be exhausted <br />thr•otrgh the far. into the opera air•. <br />• <br />c. US-B <br /> <br />