उपयुक्त खुदाई (टन)
1.2ton, 20ton, 70ton, 1ton, 4ton, 9ton, 50ton, 35ton, 2ton, 15ton, 80ton, 150ton, 8ton, 2.5ton, 3ton, 45ton, 12ton, 18ton, 25ton, 30ton, 40ton, 0.8ton, 60ton, अन्य, 90ton, 100ton, 1.6ton, 120ton, 5 टन, 3-4 टी 5 टी 8 टी 12-14 टी 20-25 टी 30 टी 40-45 टी