Derrick Floor Definition

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Derrick floor definition.

Derrick floor means an elevated floor of a building or structure that has been designated to receive hoisted pieces of steel prior to final placement. The instruments available are fiddles flutes banjos concertinas accordions a melodeon and a practice set of uillean pipes sharon is of course a multi instrumentalist in her own right playing melodeon piano accordion and fiddle. The main task of a roughneck is to perform any kind of tasks asked by either the derrick hand or. A derrick is a lifting device composed at minimum of one guyed mast as in a gin pole which may be articulated over a load by adjusting its guys most derricks have at least two components either a guyed mast or self supporting tower and a boom hinged at its base to provide articulation as in a stiffleg derrick.

It is a floor on a drilling rig which mounts the equipment needed to drill a well. The most basic type of derrick is controlled by three or four lines connected. Fourble board definition is a platform at a height of 80 feet or more above the floor of an oil derrick. Api rp 54 recommended practice for occupational safety for oil and gas well drilling and servicing operations third edition august 1999.

At the bottom of the rig crew in terms of seniority is the floorhand or roughneck. A derrickhand or derrickman is the person who sits atop the derrick on a drilling rig though the exact duties vary from rig to rig they almost always report directly to the driller their job is to guide the stands of the drill pipe into the fingers at the top of the derrick. Derrick floor also known as rig floor is a limited spaced work area very small area in which drilling rig crew operates and perform drilling operations. In smaller crews derrick hands also see to the maintenance of the rig based electric and diesel generators necessary to power rig equipment.

A machine for hoisting and moving heavy objects consisting of a movable boom equipped with cables and pulleys and connected to the base of an upright stationary beam. The opening in the derrick leading from the derrick floor to the catwalk and pipe rack area.