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.
Johnson County (county code JO) is a county located in the U.S. state of Kansas. As of the 2010 census, the county population was 544,179, making it the most populous county in Kansas. Its county seat is Olathe, and its most populous city is Overland Park. In the mid-19th century, this was part of the Shawnee Reservation after their removal from east of the Mississippi River. The people were later forced to move to Indian Territory in present-day Ottawa County, Oklahoma.