Design Criteria for Roof Bolting Plans Using Fully Resin-grouted Nontensioned Bolts to Reinforce Bedded Mine Roof. Volume 2 - Field Survey.
Gerdeen-JC; Snyder-VW; Viegelahn-GL; Parker-J
NTIS: PB/80-180060 :167 pages
This report presents field surveys obtained during visits to 38 mines, in the United States and abroad, 4 resin manufacturers, universities, and other research facilities to gain knowledge of roof control problems, the use of resin bolting to overcome those problems, and the shortcomings of resin bolting.
CP; Final Contract Report;
NTIS Accession No.
Michigan Technological Univ.