The drawworks on a drilling system consists of a large winch drum, brakes and a power source. It raises and lowers the drilling line as required, often to support the installation of piping as the borehole deepens.
[pdf] US Rig Count is at a current level of 537.00, up from 536.00 last week and down from 583.00 one year ago. This is a change of 0.19% from last week and -7.89% from one year ago. US Rig Count, displays the number of active drilling rigs throughout the United States.
[pdf] The oil rig count is currently 411 rigs, compared to 438 in June and 483 one year ago. The gas rig count is 122, compared to 111 in June and 97 last August. In the major plays, the Permian Basin rig count is at 255 rigs, 16 fewer than June’s count.
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