Conference Proceedings
Mine Filling, North West Queensland
Conference Proceedings
Mine Filling, North West Queensland
Stope Filling At Boulder Perseverance Shaft 1895-1972
A short study showing how first dry fill and later hydraulic sand fill has allowed mining to continue immediately adjacent to worked out areas in a mine 75 years old. This paper is a case study of filling in an old mine where for 30 years filling was not important until ground troubles were experienced after a series of parallel shrink stopes were pulled empty., Dry fill was distributed from the surface via a system of passes and conveyor belts. With the stabilization of the ground it then became possible to continue mining beside and above the old stopes using totally sealed and decanted hydraulic sand fill. A brief description of the dry fill is given and then more technical details of the hydraulic fill. The necessity for a well trained and experienced hydraulic fill crew is discussed along with the problems of filling small stopes in broken ground.
Contributor(s):
I W Macky
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- Published: 1973
- PDF Size: 0.087 Mb.
- Unique ID: P197302015