The capacity of each drilling method depends on the size and capacity of the machine, the application of equipment and techniques, and ground conditions. Average capacities are listed in the following table, but there are exceptions.
Method |
Average Depth (meters) |
Average Hole size (mm) |
Auger drilling - continuous flight |
0 - 80 |
40 - 200 |
Auger drilling - short flight |
0 - 25 |
200 - 750 |
Auger drilling - bucket |
0 - 25 |
500 - 2000 |
Cable-tool |
0 - 1500 |
50 - 400 |
Core drilling - conventional |
0 - 1500 |
22 - 125 |
Core drilling - wireline |
0 - 3000 |
46 - 125 |
Jetting |
0 - 40 |
75 - 125 |
Push probing |
3 - 12 |
30 - 60 |
Raise boring |
0 - 1000 |
600 - 6000 |
Rotary mud drilling |
0 - 5000 |
50 - 600 |
Rotary mud RC single tube drilling |
0 - 150 |
150 - 800 |
Rotary air drilling (RAB) |
0 - 300 |
50 - 170 |
Rotary air DHH drilling |
0 - 550 |
75 - 170 |
Rotary air RC dual tube drilling |
0 - 550 |
75 - 170 |
Rotary air core drilling |
0 - 150 |
75 - 100 |
Sonic drilling |
0 - 200 |
75 - 300 |
Top-hole hammer drilling - surface |
0 - 30 |
50 - 175 |
Top-hole hammer drilling - long hole underground |
0 - 150 |
50 - 100 |
Contact: Mr. Peter Chan
Phone: +86 851 8577 3056 / 8569
Email:sales@rotarypercussivedrill.com
Add:No.17, 21 floor, unit 1, 1 building, M district, xiaochehe street flower orchard project, Nanming district, Guiyang City, Guizhou Province, China.