Specifications include, but are not limited to: Replacement of domestic hot and hot water return lines. Shut down domestic water supply to building and drain. Demolish approximately: •300' of 2" domestic cold water supply piping •600' of 1" domestic hot water supply piping (2 separate lines) •300' of 3/4" and 1" domestic hot water return piping. Dispose of all piping and material offsite. Demolition of water lines to start at the tees, above the reflected ceiling, by Room 148, to the North end of the South Building. Refer to general notes about installation type and install. Install the following footages of piping: •300' of 2" domestic cold water supply piping •600' of 1" domestic hot water supply piping (2 separate lines) •300' of 3/4" and 1" domestic hot water return piping. -Fill system and test for proper operation.