A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Support of excavations on the rand's deep levels
Apr 17 1929 n 4 p 705-707: Local geological conditions; fissures and earthquakes; evolution of mine supports; shrinkage method; wire packs of birdcage type; sand-filling method; concrete pancake supports; sand-filled reinforced concrete or steel tubular or ring members are stronger and less treacherous supports than pancake columns. May 1 1929 n 5 p 710 + 743-746: Discussion of practice at some leading mines; advantages of sand filling; factors influencing decision of policy of support.
Support of excavations on the rand's deep levels
Apr 17 1929 n 4 p 705-707: Local geological conditions; fissures and earthquakes; evolution of mine supports; shrinkage method; wire packs of birdcage type; sand-filling method; concrete pancake supports; sand-filled reinforced concrete or steel tubular or ring members are stronger and less treacherous supports than pancake columns. May 1 1929 n 5 p 710 + 743-746: Discussion of practice at some leading mines; advantages of sand filling; factors influencing decision of policy of support.
Support of excavations on the rand's deep levels
Min. Indus. Mag. South Africa
1929
6 Figs.
Article (Journal)
English
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