Bids due: September 19, 2016
@ 2:00 pm
City of Cornelius is soliciting sealed bids for the “Cornelius ASR Well Facility” located within the City of Cornelius, Washington County, Oregon. Sealed bids will be received by the City Engineer, Terry Keyes, until 2:00 PM PDT on September 19, 2016 at the City Hall, 1355 N. Barlow St, Cornelius, OR 97113. The project involves construction of a new aquifer storage and recovery (ASR) facility and associated site improvements in Water Park in the City of Cornelius. Project components are described, but not limited to, below.
The new ASR building will be CMU block walls with prefabricated wood roof trusses and asphalt shingle roofing and house the chemical storage room and the process room. The chemical storage room will contain a sodium hypochlorite pump skid (with 2 diaphragm pumps), a safety shower, and HVAC equipment. The process room will include a sample testing station with sink, process piping, water quality instruments, electrical equipment, a water heater, HVAC equipment, and one entry door. The process room will connect to the ASR well and to the reservoir with 6-inch buried pipe. Adjacent to the ASR facility will be a new 150 kW diesel generator and enclosure.
Site improvements are also included. Well head improvements include, but not limited to, installation of a 500 gpm submersible pump with a variable frequency drive and a steel column pipe. Existing guard posts surrounding the well head will be replaced with an 8-foot by 10-foot well vault with an access hatch. The project will include modifications to the existing 1.5 million gallon above ground reservoir located in the Water Park. Piping will be installed on the outside of the reservoir and flow spray nozzles on the inside.
The well casing to be used for ASR already exists on site. Bid documents and addenda (when issued) can be downloaded at Alternatively, they can be obtained in PDF digital format the City of Cornelius Public Works office, 1300 S. Kodiak Circle, Cornelius, OR 97113. Sealed bids will be opened and publicly read aloud at 2:15 PM PDT on September 19, 2016 at Cornelius City Council Chambers, 1310 N. Adair St., Cornelius, OR 97113.
Questions regarding the bidding documents shall be submitted in writing to Matt Steiner at on or before September 5, 2016.
Published Aug. 16, 2016.