Major Mines Projects | Gold Quarry Mine
North Area Carlin and Gold Quarry pits have haul road effective widths for twoway travel of 100 ft (30 m) for cuttofill roads and 120 ft (37 m) for external fill roads with a maximum grade of 10%. Minimum pitbottom width is designed at 150 ft (45 m). Bench heights vary from 20 ft .