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A grade beam or grade beam footing is a component of a building's foundation. It consists of a reinforced concrete beam that transmits the load from a bearing wall ...
NGL—natural gas liquids; NGPA—Natural Gas Policy Act of 1978 (US) NGPL—Natural gas plant liquids; NGPSA—Natural Gas Pipeline Safety Act of 1968 (US) NGSA—Natural Gas Supply Association (US) NGV—Natural gas vehicle; NHPA—National Historic Preservation Act (US) NIETC—National Interest Electric Transmission Corridor (US)
OCM – offshore construction manager; OCS – offshore construction supervisor; OCTG – oil country tubular goods (oil well casing, tubing, and drill pipe) [23] OD – outer diameter (of a tubular component such as casing [citation needed]) ODT – oil down to; OFE – oil field equipment; OFST – offset vertical seismic profile
As American energy production continues to grow, natural gas liquids, or NGLs, have begun to flood our energy hubs. Today we look at the developing NGL story through the recent deals of four big ...
Section through railway track and foundation showing the sub-grade. Grading in civil engineering and landscape architectural construction is the work of ensuring a level base, or one with a specified slope, [1] for a construction work such as a foundation, the base course for a road or a railway, or landscape and garden improvements, or surface drainage.
The NLGI consistency number or NLGI grade expresses a measure of the relative hardness of a grease used for lubrication, as specified by the standard classification of lubricating grease established by the National Lubricating Grease Institute (NLGI).
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LPG has a typical specific calorific value of 46.1 MJ/kg compared with 42.5 MJ/kg for fuel oil and 43.5 MJ/kg for premium grade petrol (gasoline). [14] However, its energy density per volume unit of 26 MJ/L is lower than either that of petrol or fuel oil, as its relative density is lower (about 0.5–0.58 kg/L, compared to 0.71–0.77 kg/L for ...