Resources
Explore Proof Engineers case studies, articles and practical guides for mine haul road monitoring, grader performance and road maintenance analytics.
Case Studies
Field outcomes and project examples from mine sites using Road Condition Monitoring and Grader Performance Monitoring. These case studies show how teams applied road condition data and grader activity monitoring to improve haul road maintenance and operational performance.
Grader Productivity Optimisation - Hunter Valley Coal Mine
Hunter Valley Coal Mine case study: +122.7% grader productivity with GPM. Real-time blade-down data replaced engine-hour metrics.
Read case study →+6.6 km/hWestern Australia Lithium Mine: 1.5-Month Trial Comparison
Western Australia lithium mine trial: +6.6 km/h truck speed, +5.2% road score. RCM-driven maintenance improved haul road performance.
Read case study →+2.1 km/hRCM Maintenance Study: Dig-Floor (EX221)
RCM dig-floor study: +2.1 km/h speed, +1,963 tonnes per shift. Road score improved from 64% to 79% with targeted maintenance.
Read case study →+43%Proof Engineers: Haul Road Improvement (Indonesia Kalimantan)
Indonesia Kalimantan haul road: +43% loaded speed, +95% empty speed, 35% maintenance reduction. Weather-resilient operations.
Read case study →Articles and Practical Guides
Guides covering haul road condition monitoring, road condition data, grader performance and maintenance planning for mine services teams, maintenance planners, superintendents and engineering teams.
What Is Haul Road Condition Monitoring?
A plain-language guide to haul road condition monitoring for mining operations—what it measures, how it works and how teams use the data.
Read guide →Road Condition Monitoring vs Manual Inspections
A balanced comparison of manual haul road inspections and data-driven road condition monitoring for mine maintenance planning.
Read guide →How Grader Performance Monitoring Improves Mine Road Maintenance
How grader performance monitoring helps mine teams measure blade-down time, productivity and maintenance coverage on haul roads.
Read guide →How Road Condition Data Improves Haul Road Maintenance Planning
How road condition data helps maintenance teams move from reactive work to prioritised haul road maintenance and grader planning.
Read guide →What Is Road Score in Mine Road Monitoring?
A practical guide to Road Score—how mine teams use it to compare haul road sections, track trends and support maintenance conversations.
Read guide →Blade Down Monitoring for Motor Graders: Why Engine Hours Are Not Enough
Why engine hours fall short for grader review, and how blade-down monitoring shows productive grading activity and maintenance coverage.
Read guide →