Description: |
adit, aqueduct, arch, Atlascopco, bench, blasting, boring, calotte, cladding, communications, construction, consumables, control, conveyor, crushers, cutters, drift, drillbits, drillrigs, driveage, excavation, explosives, face, fans, formwork, gallery, girder, ground, hauler, heading, Herrenknecht, highway, hoists, hydro, injection, irrigation, lagging, LHD, lighting, lining, loader, locomotives, Lovat, manrider, metro, mining, mines, monitoring, muck, NATM, nonel, outfall, portal, projects, railcars, raise, raiseborer, reamer, rods, ribs, roadheader, Robbins, rockdrill, rockbolt, rock, segments, sewers, shaft, shotcrete, shield, spoil, support, subsurface, scooptram, Tamrock, TBM, trains, tunnelling, tunnel, tunneling, tunnelbuilder, underground, ventilation, Wagner, Wirth |