Coaltech Research Association

Improved Utilization of Underground Coal Reserves

Nico van Eck

Working reference on high extraction methods, from stooping and rib pillar extraction to auger, punch, longwall and backfilling, drawn from South African colliery experience for mine planners.

What this report found

About 3.19 billion tons of coal now sits underground in pillars, growing by roughly 110 million tons a year under current bord and pillar practice. Pillars with a safety factor of about 1.8 or higher can be extracted successfully, and 1.5 is permissible in thin seams where the pillar width to height ratio exceeds 10.

R1500,00

Description

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W.T. Motsoari

Markus Mathey

Relationship Between Remuneration, Employee Morale, Stress and the Subsequent Impact on Safety, Productivity and Profitability.

2006

Study of pay and bonus structures on South African coal mines across management, staff and operator grades, for human resources practitioners and mine managers reviewing incentive schemes.

What this report foundBuilds on an earlier productivity audit that identified fluctuating bonuses and incentives as an influence on output, safety and employee stress.

R1500,00

R1500,00

What this report found

Builds on an earlier productivity audit that identified fluctuating bonuses and incentives as an influence on output, safety and employee stress. The work examines how salaries, production bonuses and safety bonuses are graded and distributed across employee categories, how workers perceive that distribution, and whether incentives in practice motivate production and safe working. Stress and morale are treated as measures of wellbeing.

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