Rigging up is the placement and assembly of the rig itself, and preparing it for drilling. This phase involves the use of cranes, trucks, forklifts, and other heavy machinery to position equipment for assembly, offering plenty of opportunities for workers to be hit by moving vehicles or swinging equipment. Assembling the rig. .
Once the rig is built, it’s time for drilling ahead. In addition to the constant risk of being struck by tongs, spinning chain, or pipe, drilling workers also face the possibility of flash fire. Sixteen percent of all oil and gas fatalities are the result of exposure to flash. .
Maintenance is a constant activity on any drilling rig. Inspecting, adjusting, and servicing equipment on every part of the rig brings maintenance workers into contact with all kinds. .
Eventually, the bit or some other piece of the drill string is going to need to be replaced. Removing or replacing pipe from the well is known as tripping, runs the risk of exposing workers. .
Casing is used to line the well hole with pipe longer and bigger in diameter than the drill pipe. Casing operations happen periodically during drilling, with hazards similar to that of.
[pdf] The hydraulic system is the muscle of the crawler mounted drill rig, and its control is a vital part of the overall control system. Hydraulic valves are used to direct the flow of hydraulic fluid to different actuators, such as cylinders and motors.
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