A Sany 47m concrete pump truck is operating at the construction site, and workers are cleaning the pump truck after pouring.




Full Fleet Maintenance & Overhaul for a Mining Operation
Client Background
A large open-pit mining operation in Africa was facing 20%+ monthly equipment downtime, high maintenance costs, and frequent breakdowns of their 40+ piece fleet (excavators, dump trucks, loaders). Their in-house maintenance team lacked specialized expertise.
Challenge
- Reduce equipment downtime to under 5%
- Cut annual maintenance costs by 20%
- Extend the service life of aging mining equipment
- Implement a proactive maintenance program to prevent failures
Mechabro Solution
We delivered a comprehensive fleet maintenance and overhaul solution:
- Conducted a full fleet audit, identifying high-wear components and maintenance gaps
- Performed a complete overhaul of 12 high-usage excavators and loaders, including engine rebuilds, hydraulic system upgrades, and undercarriage replacement
- Implemented a proactive preventive maintenance schedule, with monthly on-site inspections and fluid analysis
- Trained the client’s in-house maintenance team on advanced equipment care and troubleshooting
- Established a dedicated spare parts supply chain, reducing lead times for critical components by 70%
Results
- 75% reduction in unplanned downtime, from 20% to 5%
- 28% decrease in annual maintenance costs, saving the client $1.5M per year
- 30% extension in equipment service life, delaying $3M+ in new equipment purchases
- Mining operation achieved 10% higher annual production output, directly boosting revenue


