Masters Theses

Abstract

"A study was conducted to develop a means of using exploration drill logs and strength property data to predict the relative slope stability of large areas of a surface coal mine. The site selected for this study was Area No. 3 of the Prairie Hill Mine in northern Missouri. Using the drill log information provided by the mine, slope stability analyses were conducted on 474 drill hole locations using frus17c. Frus17c is a computer program that uses Bishop's Simplified Method of Slices to find factors of safety for slopes. The highwall slopes analyzed were those that would exist at each drill hole location. The results of these analyses for Area No. 3, for instance, showed that the interface between the unconsolidated surface material and the consolidated material was the location of least stability in all but eight cases. It was concluded that the procedures used would be adaptable for analysis at any surface coal mine in determining the safest and most productive mine plan. Recommendations were made for further development and automation of this system"--Abstract, page iii.

Advisor(s)

Smith, Norman
Elifrits, C. Dale

Committee Member(s)

Haas, Charles J.

Department(s)

Mining Engineering

Degree Name

M.S. in Mining Engineering

Comments

Three plates, folded in the back pocket of the manuscript, are provided here as supplemental files. Due to their large size, these files may take more time to download.

Publisher

University of Missouri--Rolla

Publication Date

Fall 1991

Pagination

viii, 58 pages

Note about bibliography

Includes bibliographical references (pages 55-56).

Geographic Coverage

Northern Missouri

Rights

© 1991 Russell Kenneth Hively, All rights reserved.

Document Type

Thesis - Restricted Access

File Type

text

Language

English

Thesis Number

T 6285

Print OCLC #

25356381

Hively_Russell_1964_Plate1_complete.tif (1041190 kB)
Drill Hole Locations

Hively_Russell_1964_Plate2_complete.tif (439636 kB)
Surface Contour of Consolidated Material

Hively_Russell_1964_Plate3_complete.tif (450996 kB)
Surface Contours

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Thesis Location

 
COinS