Specifications include, but are not limited to: The City of Grand Junction is soliciting competitive bids from qualified and interested companies for all labor, equipment, and materials required for: Bid Alternative 1 - The rehabilitation of the City of Grand Junction Kannah Creek Intake. All dimensions scope of work should be verified by Contractors prior to submission of bids. The project generally consists of the demolition and reconstruction of the concrete intake structure, demolition and installation of 330 LF of 24” C-900 PVC DR-25 water line, 152’ LF of 18” C-900 DR-25 water line, replacement of headgate, installation of a horizontal debris screen, two 6” air valves, two electromagnetic flow meters (one 8” and one 18”), and bypass pipe in 3 locations. Removal and disposal of existing steel pipe and screen structure including removal of concrete structure for screen to one foot above ground level and fill of remaining concrete structure. Control upgrades include bypass control valves and electronic automation Including one Programmable Logic Controller (PLC), which will be housed in a new prefabricated structure. The new structure must also contain irrigation pump and control and the water treatment equipment that provides potable water to the City’s Water Supply Supervisor residence. Potable water service to this residence must be maintained for the duration of the project. All concrete installation shall include 6” of Class 6 aggregate base course. Bid Alternate 2 – Purdy Mesa Flowline at Sullivan Draw. All dimensions scope of work should be verified by Contractors prior to submission of bids. The project generally consists and of the installation of approximately 6,530 LF of 20” Eagle Loc C-900 PVC DR-25 water line, installation of Pressure Sustaining Valve Assembly, installation of Flow Control Valve Assembly, SCADA equipment and implementation, 6” and 8” air valves, insertion flow meter (20”), and other appurtenant work. Control upgrades include control valves and electronic automation, including one Programmable Logic Controller (PLC) and three photo voltaic power supply(s), which will be housed in new CMU structures, and level sensor equipment to monitor water depth in the tank (either existing or Bid Alt 3 tank), and appurtenant work. Bid Alternate 3 – Purdy Mesa Flowline - Volume Control Tank. All dimensions scope of work should be verified by Contractors prior to submission of bids. The project generally consists of the construction of a Volume Control Tank and appurtenant piping connections. Control upgrades include control valves and 6” air valve, site grading and revegetation, and appurtenant work.