Mine observations on the condition of the fastenings of the horizontal excavations interfaces in weak ores
Authors:
About authors
- G.V. Plekhanov Saint Petersburg Mining Institute
Abstract
Survey of 12 typical joints with different types of fastenings was carried out. The actual geometric dimensions of the interfaces and fastening space were measured, the zone of rock squeezing at the sides of the excavation was determined, the operational condition and deformation values of the fastening elements in the area of the excavation interface were assessed.
Область исследования:
(Archived) Geomechanics
Funding:
None
Similar articles
Model of the influence of natural fracturing and blockiness on explosive destruction of rocks
2007 M. G. Menzhulin, D. V. Moldovan, Yu. N. Borisenko, O. E. Legkova
Analysis of influence of factors of the mineral raw materials market on the productivity of quarries
2007 S. I. Fomin, V. V. Ivanov, D. V. Pasynkov
Calculation of the air quantity necessary for ventilation of the railway tunnels during their operation
2007 A. N. Vedenin, V. V. Smirnyakov