An Optimization Model Of Sand And Gravel Mining Quantity
Sand is a natural resource that is and exploited. Worldwide, beaches are mined for sand. As many other countries in the world, African States have legislated to better protect their coastal environment, but this did not put an end to illegal beach sand mining and.The cost for start up inventory (sand and gravel mining equipment, tippers trucks and other related sand and gravel mining devices) – $250,000. The cost for store equipment (cash register, security, ventilation, signage) – $13,750. The cost of purchase and installation of CCTVs – $5,000.