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June 9 – A two-inch (5.1 cm) steel gas service line that had been exposed during excavation separated at a compression coupling about 5 feet (1.5 m) from the wall of a retirement home in Allentown, Pennsylvania. The escaping gas flowed underground, passed through openings in the building foundation, migrated to other floors, and exploded.
September 26 – Four men working on an 8-inch gas pipeline near Mount Pleasant, Michigan were burned when that pipeline ruptured as they raised it for reconditioning. [27] October 18 – A 26-inch gas pipeline, a branch of the "Big Inch" pipeline, started leaking at an insulated flange in Liberty Corner, New Jersey. A road was closed during ...
Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...
August 28 – A 36-inch gas pipeline failed near Stairtown, Texas, causing a fire with flames 400 feet (120 m) tall. The failure was caused by external corrosion. [231] [232] August 29 – A 24-inch gas transmission pipeline ruptured in Cooper County, Missouri. Corrosion had caused the pipeline to lose 75% of its wall thickness in the failure area.
Due to the fire spreading to a pipeline for nearby underground gas storage, residents within a 2 + 1 ⁄ 2-mile radius of the Terminal were evacuated for a time. The fire burned until April 20. The cause was an ERW seam failure in a pipeline. During a hydrostatic test of that pipeline, 20 more pipeline segment seams failed.
Meanwhile, manufactured gas was more commonly used than natural gas in the early 19th century, first introduced in Baltimore in 1816 with underground pipes laid starting in 1851. [6] Gas plants could be sited within cities, and many major U.S. cities such as New York, Chicago, San Francisco had gas distribution lines for manufactured gas by the ...
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