The cost of boring a 60 mm diameter casing pipe for a tube well is as below:
1) For first 20 m depth - Rs. 70 per meter
2) Below 20 m to 30 m depth - Rs. 110 per meter
3) Below 30 m to 40 m depth – Rs. 150 per meter
The total cost of boring a 60 mm diameter casing pipe to a depth of 40 m is:
1
Rs. 4400
2
Rs. 6000
3
Rs. 4000
4
Rs. 2800