Drilling
The drilling wing of the Directorate is equipped with 30 drilling rigs out of which 10 rigs are in serviceable condition. During the year 2016-17 these rigs are being used in Iron ore, Limestone and Graphite exploration of the Directorate and 2300.5m drilling has been accomplished.
The details of the rigs of the Directorate are mentioned below.
| Capacity of rigs | No. of rigs | Type of rig | Make |
|---|---|---|---|
| Upto 150m depth | 01 | DTH | ITH-10 |
| Upto 300m depth | 18 | Coring | L&T and Voltas KME-300 |
| Upto 500m depth | 10 | Coring | L&T and Voltas Drillmax |
| Upto 1000m depth | 1 | Coring | KME1000 (Truck mounted) |
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| Drilling operation in one of the iron ore mines |
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