COL 621
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In-situ stress measurements
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kR 909
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C
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In progress
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COL 702
CD #4&5
|
Current practice and guidelines for the safe design of water barrier pillars
T Rangasamy, AR Leach, JJ van Vuuren, AP Cook & R Brummer (ITASCA)
|
12-01
86 p. +
121p. App.
kR 681
|
C
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Inundation
|
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Pillars (water barrier)
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Report
Guidebook: design charts for water management in u/g collieries
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Review
U/g observations
Numerical modelling
|
COL 703
CD #3
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Pre-feasibility investigation of system to provide an early warning of roof falls prior to support installation
JA du Plessis (ISS Geophysics)
|
07-00
159 p
kR 197
|
C
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Rockfalls
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Electromagnetic
Seismology
|
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Report
|
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U/g observations
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COL704
CD #5
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Suitable long tendon (2.5m - 15m) technologies and practices
P Altounyan & B Clifford (Rock Mechanics Technology Ltd).
|
10-01
52p. + Apps.
kR 450
|
C
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Rockfalls
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Support (long tendons)
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Report
Guidelines: installation of flexible bolt systems
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Review
Laboratory tests
U/g trials
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COL 709
CD #4&5
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Development of a method to estimate coal pillar loading
DP Roberts, JN van der Merwe, I Canbulat, EJ Sellers & S Coetzer (CSIR)
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12-01
89p.
kR 851
|
C
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Rockfalls
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Rock mechanics
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Layout
Pillars
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Report
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Review
U/g trials
Numerical modelling
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COL 802
CD #4&5
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Survey of horizontal stresses in coal mines from available measurements and mapping
R Frith (Strata Engineering Australia)
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09-02
48p.
kR 217
|
C
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Rockfalls
|
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Geology
Tectonics
Rock mechanics
|
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Report
|
|
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Review
U/g observations
|
COL 810
CD 4&5
|
The impact of geotechnical factors on the secondary extraction of coal in the Witbank and Northern Highveld Coalfields, specifically related to safety
LS Jeffrey (CSIR)
|
04-02
37p.
kR 51
|
C
|
Rockfalls
Slides
Explosions
|
|
Geology
Tectonics
Rock mechanics
|
|
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Report
|
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Review
U/g observations
|
COL 812
CD #4&5
|
Rating system for coal mine roofs
I Canbulat & T Dlokweni (CSIR)
|
11-02
82 p.
kR 519
|
C
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Rockfalls
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Rock mechanics
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Report: Best practice for rating coal mine roofs
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Review
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COL 814
CD #4&5
|
Process guidelines for the integrated design and planning of underground coal mining processes to ensure safe, healthy and effective mining operations
GA Fourie & DJ van Niekerk (Pretoria U)
|
02-02
165 p.
kR 365
|
C
|
Rockfalls
|
|
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Layouts
Integrated design
|
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Report
Guideline: Best practice for integrated planning and design of underground coal mines
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|
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Review
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COL 815
CD #3
|
Develop international links for co-operative research in coal mining with special emphasis on interaction with international experts for developing industry guidelines for the design of pillars in coal mines
JN van der Merwe (Pretoria U)
|
07-01
18 p.
kR 103
|
C
|
Rockfalls
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Pillar
|
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Report
|
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Review
|
COL 816
CD #4&5
|
Developing specifications for a portable crack-counting recordings to be implemented routinely in mines underground
R Lynch (ISSI)
|
06-02
28 p.
kR 425
|
C
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Rockfalls
|
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Seismology
|
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Report
Device: specifications for Counting Seismometer
|
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U/g observations
|
GAP001
CD #1
|
Analysis of rockburst and rockfall accidents in relation to class of stope support, regional support, energy of seismic events, and mine layout.
A Cichowicz (Wits U)
|
01-94
15 p.
kR 520
|
G
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Rockfalls
Rockbursts
|
|
Seismology
|
Layouts
Support (regional & local)
|
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Report
|
|
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Review
Statistical analysis
|
GAP003
CD #1
|
Preliminary study of the effects of fault properties and mining geometry on the stiffness of the loading system in fault slip seismic events as a basis for identifying situations prone to seismic activity
E Esterhuizen (Pretoria U)
|
01-94
18 p.
kR 10
|
G/P
|
Rockbursts
|
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Rock mechanics
|
|
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Report
|
|
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Numerical modelling
|
GAP017
CD #1
|
Seismology for rockburst prevention, control and prediction
A Mendecki, P Mountford, AH Dzhafarov, M Sciocatti, J Niewiadomski, S Radu, G van Aswegen, C Funk. (ISSI), SC Maxwell & RP Young (Keele U, UK)
|
04-96
303 p.
kR 13140
|
G/P
|
Rockbursts
|
|
Seismology
|
Seismic monitoring
|
Training
|
Report
Methodologies: monitoring, analysis & interpretation of seismicity
Textbook: Seismic Monitoring in Mines
|
|
|
Review
U/g monitoring
Numerical modelling
|
GAP024
CD #1
|
Develop guidelines for the design of pillar systems for shallow and intermediate depth, tabular, hard rock mines and provide a methodology, for assessing hangingwall stability and support requirements for the panels between pillars
AT Haile & AJ Jager (CSIR)
|
12-95
43 p, +
312p. App.
kR 5190
|
ALL
|
Rockfalls
Rockbursts
|
X
|
|
Pillars
|
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Report
Methodology: to assess roof stability and support requirements
Guidelines: design of pillar systems for shallow & intermediate depth tabular hard-rock mines
|
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Review
Lab tests
U/g observations
Numerical modelling
|
GAP026
CD #1
|
Strata control in tunnels and an evaluation of support units and systems currently used with a view to improving the effectiveness of support, stability and safety of tunnels
AT Haile, AJ Jager & L Wojno (CSIR)
|
12-95
82 p, +
48p. App
kR 3330
|
G/P
|
Rockfalls
Rockbursts
|
X
|
Seismology
Rock mechanics
Rock bolt yield and shearing
|
Support - tunnels
|
Causes of accidents
|
Report
Recommendation: need for improved methodology for tunnel support
|
|
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Review
Lab tests
U/g observations
|
GAP027
CD #1
|
Rock mass condition, behaviour and seismicity in mines of the Bushveld Igneous Complex
AT Haile & AJ Jager (CSIR)
|
12-95
50 p, +
123p. App.
kR 2330
|
P
|
Rockfalls
Rockbursts
|
|
Geology
Rock mechanics
Seismology
|
Layouts
Pillars
|
|
Report
Database: properties of Bushveld Complex rocks
|
|
|
Review
U/g observations
|
GAP029
CD #1
|
Develop a quantitative understanding of rockmass behaviour near excavations in deep mines
JAL Napier, MW Hildyard, JS Kuijpers, A Daehnke, EJ Sellers, F Malan, E Siebrits, MU Ozbay, T Dede & PA Turner (CSIR)
|
12-95
342 p.
kR 8190
|
G/P
|
Rockfalls
Rockbursts
|
|
Geology
Rock mechanics
Seismology
Materials
Computation
|
Layouts
Rockbreaking
|
|
Report
Theses: Daehnke, Hildyard
Software: DIGS, WAVE
|
|
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Lab tests
Numerical modelling
|
GAP030
CD #1
|
Develop preconditioning and fault slip techniques to control rockbursts
N Lightfoot & O Goldbach (CSIR)
|
11-95
90p. +
78p. App.
kR 11390
|
G
|
Rockbursts
|
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Geology
Rock mechanics
Seismology
|
|
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Report
|
|
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Review
U/g observations
|
GAP 032
CD #1
|
Efficient stope and gully support system design
MKC Roberts, RA Eve, AP Squelch & PN Taggart (CSIR)
|
12-95
46p. +
74p. App
kR 5310
|
G/P
|
Rockfalls
Rockbursts
|
|
|
Support (stope, gully)
|
|
Report
Methodology: Support Design Analysis
Catalog: gully support systems
|
|
|
Review
Lab tests
U/g observations
Computer modelling
|
GAP 033
CD #1
|
Develop improved strategies for mining highly stressed areas
RA Johnson (CSIR)
|
01-97
54p. +
181p. Apps
kR 2480
|
G/P
|
Rockbursts
|
|
Geology / tectonics
Rock mechanics
Seismology
|
Layouts
Pillars
|
|
Report
Mining strategies:
Techniques to improve location and classification of seismic events
|
|
|
Review
Lab tests
Computer modelling
|
GAP034
CD#1
|
Develop criteria for designing mining layouts at depth so as to reduce seismicity and enhance worker safety
D Adams, F Vieira, D Selfe, M Maccelari, G York, S Spottiswoode, A Berlenbach, R Johnson (CSIR), E Esterhuizen (Pretoria U)
|
05-95
kR 9520
|
G/P
|
Rockbursts
|
|
Rock mechanics
Materials science
|
Layouts
Pillars (regional stabilizing, bracket, concrete)
Caving
|
|
Report
Design criteria: ERR, ESS (Incremental Area , Ubiquitous joint)
Database: dykes and faults properties
|
|
|
Review
U/g observations
Computer modelling
|
GAP 055
|
Assessment of causes and factors of accidents in gold & platinum mines
RPH Willis (CSIR)
|
12/94
141p.
??
|
G/P
|
Rockfalls
Rockbursts
Other
|
X
|
|
|
Cause of accidents
|
Report
|
|
|
Review
|
GAP101
CD #1
|
The determination of joint stiffness to improve numerical modelling methods for designing safer mining procedures
RA Eve & NC Gay (CSIR)
|
11-94
62p.
kR 80
|
ALL
|
Rockfalls
Rockbursts
Other
|
|
Rock Mechanics
|
|
|
Report
|
|
|
Review
Computer modelling
|
GAP102
CD #1
|
Improved support design by an increased understanding of rockmass behavior around the Ventersdorp Contact Reef
M Roberts, G Güler, G Quaye, J Schweitzer & R Eve (CSIR)
|
12-96
46p. +
397p. App.
kR 5220
|
G
|
Rockfalls
Rockbursts
|
|
Geology
Rock Mechanics
|
Support systems
|
|
Report
|
