دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a pipeline construction technique used in swamps and marshes. The first of several barges clears the right-of-way and digs a trench large enough to float itself and the following barges.

n: the measurement from the top of a pipeline to the top of the soil used to cover the pipeline along a right-of-way. Ditch depth and cover requirements are regulated by the US Department of Transportation.

n: the process of providing a smooth and even work area to facilitate the movement of equipment onto and along a right-of-way. Grading entails leveling, cutting, and filling.

n: the process of bending joints so that a pipeline will conform to the topography of a right-of-way. Pipe bends are made by the cold-work: process.

n: the legal right of passage over public land and privately owned property;also the way or area over which the right exists. The width of a right-of-way varies according to contract specifications and individual easements, but it is generally between 50 and 100 feet (15 and 30 metres).

n: in pipeline construction, the process of returning a rightof- way to its original condition or better after the pipeline has been completed. Rightof- way restoration depends on legal stipulation in the contract with the pipeline owner and agreements made with individual landowners.

n: a claw-shaped, plowlike attachment used on a bulldozer to loosen rock and locate solid formations that may require explosives in clearing a right-of-way for pipeline construction.

v: to space logs and timbers evenly along the length of a pipeline right-of-way to stabilize soil in swamps or wet areas.

materials (boards, rocks, etc.) arranged to mark a walkway or a barrier.

n: a drill generally powered by compressed air and used to drill holes for explosives. Rock drills may be required in pipeline right-of-way grading and in ditching.

abbr: right-of-way.