Exploitation and Environmental Reclamation of a pozzolan deposit
Client: Pozzolan quarry owner
Location: Giuliano in Campania – Campania (Italy)
Date: 2007
The project aimed at the expansion of a quarry for the exploitation of a pozzolan deposit. The designer had to take into account the constraints introduced by the presence of houses and a local public road nearby.
Project Goals
- Ensure continuity of mineral production of pozzolan;
- Minimize the interference of quarrying with the surroundings;
- Bring the site back to its original agricultural use (orchard).
Activities performed
- Regulatory and cartographic framework analysis;
- Assessment of alternative exploitation and reclamation solutions;
- Tasks scheduling and resource management;
- Slope stability analysis;
- Rainwater runoff regulation
- Economic and financial investment analysis.
Technical data
Area of intervention: 142.000 m²
Cultivation method: Benches
Digging technique: Backhoe excavator
Spill removal technique: Wheel loader
Transportation technique: Dump truck
Reclamation plan: Agricultural (orchard)
Technical outcomes
Total volume of limestone extracted: 360.000 m³
Average production: 100.000 m³/year
Duration: 4 years
Economic and Financial outcomes
Investments: 25.000 €
Revenues: 1.200.000 €
Break Even Point: 40.000 m³
Payback Period: 0,4 years
Net Present Value: 1.045.000 € (discount rate 6%)
Investment Return Rate: 122%