Papers Presented at the Fourth Australian Tunnelling Conference, March 1981 |
From inside the book
Results 1-3 of 55
Page 217
UNDERGROUND EXCAVATION THROUGH FILL- DESIGN , MINING PRACTICE AND SAFETY ASPECTS By A. C. ROBERTSON1 ABSTRACT Excavation through fill material in underground metalliferous mines is usually avoided where possible , unlike in Civil ...
UNDERGROUND EXCAVATION THROUGH FILL- DESIGN , MINING PRACTICE AND SAFETY ASPECTS By A. C. ROBERTSON1 ABSTRACT Excavation through fill material in underground metalliferous mines is usually avoided where possible , unlike in Civil ...
Page 220
... fill material in situ . 2 . contacts within the fill and disappears at dryness and saturation and interlocking of grains , the extent of which is independent of moisture content except insofar as pore pressures within fill water reduce ...
... fill material in situ . 2 . contacts within the fill and disappears at dryness and saturation and interlocking of grains , the extent of which is independent of moisture content except insofar as pore pressures within fill water reduce ...
Page 221
... fill adjacent to a stope , certain procedures are required ( Figure 11 ) . STRESS SHEAR STR T Fig . 7 CEMENTED FILL GRADED AND VIBRATED FILL UNIMPROVED FILL - NORMAL STRESS Mohr - Coulomb plot for cemented , graded and unimproved fill ...
... fill adjacent to a stope , certain procedures are required ( Figure 11 ) . STRESS SHEAR STR T Fig . 7 CEMENTED FILL GRADED AND VIBRATED FILL UNIMPROVED FILL - NORMAL STRESS Mohr - Coulomb plot for cemented , graded and unimproved fill ...
Contents
Preface | 1 |
The engineering task J W Connell | 13 |
Project management procedures adopted for control of the M C Healy | 29 |
Copyright | |
30 other sections not shown
Common terms and phrases
adit adjacent ANFO Australia basalt beam Bernold blastholes blasting bolts booking halls box tunnel building burn cut cable cement centre charges Clifton Hill colluvium compressed concourse concrete construction contract contractor crown pillar cutter depth diameter disc dowels drilling Elizabeth Street Engineer equipment escalators excavation extensometers face Figure fill Flagstaff Station Flinders Street Station geological ground grout holes horizontal hydraulic installed invert joints jumbo load located Long Tunnel machine Melbourne Underground Rail methods metres METROL mining modulus monitoring muck mudstone Museum Station operation orebody panel parent tunnel Parliament Station piles platform portal road header rock mass rockbolts running tunnels shaft shear shield shotcrete siltstone Silurian slab steel ribs stope Street tunnel stress structure struts surface Tamala Limestone tests tonnes track tunnel boring machine tunnel lining Underground Rail Loop vertical Victorian Railways wall weathered Zone