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.
Main Street in Downtown Hays (2014) Hays is a city in and the county seat of Ellis County, Kansas, United States. The largest city in northwestern Kansas, it is the economic and cultural center of the region. It is also a college town, home to Fort Hays State University. As of the 2010 census, the city population was 20,510.