Ultimate Pit Limit Optimization

Maximum Value Pit Shell Generation

Determine economically optimal final pit extent using Lerchs-Grossmann algorithm. Input block values and slopes, output pit wireframes.

K-MINE ultimate pit limit optimization software providing Lerchs-Grossmann algorithm and parametric analysis for determining maximum economic pit boundaries. Calculate ultimate pit limits using proven optimization algorithms. Generate nested pit shells for revenue factor sensitivity analysis supporting pushback design and strategic mine planning decisions.

PseudoFlow Algorithm

Fast pit optimization based on Lerchs-Grossmann methodology for ultimate pit limit determination.

Nested Pit Shells

Generate shell sequences by varying revenue factors for strategic planning and phase design.

Pushback Generation

Create mining phases automatically by NPV optimization or manually combine shells into sequences.

Slope Constraints

Define slope angles by sector to match geotechnical requirements across different pit areas.

Sensitivity Analysis

Test pit economics against price, cost, recovery, and slope angle scenarios to evaluate risk.

Design Comparison

Evaluate optimized shells against existing designs with tonnage, strip ratio, and revenue metrics.

Learn more about K-MINE Pit Optimizer module

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