AWWA C906 defines two types of surge pressure, recurring and occasional. The safe peak pressure or allowed total pressure for HDPE pipe is 1.5 times the pipeâs pressure rating for recurring surge and 2.0 times the pipeâs pressure rating for occasional surge.
Yates Center, Kansas. Yates Center is a city in and the county seat of Woodson County, Kansas, United States. As of the 2010 census, the city population was 1,417. Contents.
Crawford County (county code CR) is a county located in Southeast Kansas. As of the 2010 census, the county population was 39,134. Its county seat is Girard, and its most populous city is Pittsburg. The county was named in honor of Samuel J. Crawford, Governor of Kansas. Located in the Osage Cuestas and Cherokee Lowlands, it lies halfway between Kansas City, Missouri and Tulsa, Oklahoma. Crawford County, and much of southeast Kansas, was founded on coal mining, the Pittsburg-Weir Coalfield being located here, and is still known for mining today.