Site work, new construction and renovation of a mixed-use development in Billings, Montana. Completed plans call for the renovation of a water / sewer project; for site work for a water / sewer project; and for the construction of a pre-engineered storage facility.

The County Water District of Billings Heights (District) will be procuring and installing in-tank mixers in three potable water storage reservoirs. These reservoirs are the Hilltop reservoir (1 mixer), Lanier reservoir (1 mixer), and Ox Bow reservoir (2 mixers). In addition to the mixers, a skid-mounted chlorine sampler/analyzer/booster system will be installed at the Ox Bow reservoir site. The work associated with the installation and start-up of the mixers and chlorination skid will be provided by the equipment supplier. The work pursuant to this Advertisement for Bids will be providing necessary electrical, controls, and fluid connections for the Ox Bow in-tank mixers; providing necessary electrical, controls, and fluid connections for the chlorination skid; providing electrical connections from the existing Hilltop & Lanier pumping stations to the Owner-installed mixers; construction of a building at the Ox Bow site to house the skid and appurtenant equipment; and providing other installations as summarized in the "Base Bid" below as directly related to the installation of the aforementioned equipment. The work generally consists of: 1. Base Bid: a. The Ox Bow work generally consists of site improvements, building construction, plumbing, electrical, controls, and mechanical installations at the Ox Bow potable water storage site owned by the County Water District of Billings Heights in support of the equipment installations provided By Others (in-tank mixers and chlorination skid). All locations require the installation of an Owner-Furnished/Contractor-Installed mixer controller and electrical connections from the existing breaker panel to the controller & from the controller to the Owner-installed conduit entrance at the rooftop hatches. All three sites will also require running signal wiring from the mixer controllers inside the buildings to the Owner's existing SCADA panel at all three locations. The work associated with the chlorination booster skid at the Ox Bow site generally consists of constructing a 12' by 20' wood-framed building and concrete foundation; installation of sodium hypochlorite chemical storage totes and secondary containment (procured by others, installed by Contractor); deluge-type combination safety shower and eye wash station; 119 gallon electric hot water heater; water pressure booster pump; interior and exterior lighting; exhaust fan and ducting; building heaters; 50' steel light pole and concrete foundation; installation of a boulder pit and related underground drainage piping; related electrical and plumbing work inside the building; and related electrical and plumbing work on the Ox Bow reservoir. b. Qualifications: Contractor(s) shall furnish written evidence of experience in performing said portion of work as requested in SECTION 00 41 00 BID FORMS and 00 21 13 INSTRUCTIONS TO BIDDERS of these Specifications. 2. Work By Others: a. Owner-Furnished-and-Installed items include the in-tank mixers and the chlorination skid. b. Owner-Furnished/Contractor-Installed items include the mixer control panels, sodium hypochlorite totes and secondary containment structure. i. Contractor to include provisions to coordinate delivery of the mixer control panels with Equipment Supplier (IXOM Watercare). ii. Contractor to include provisions for retrieval, drayage, unloading, and installation of the totes and secondary containment structure. c. The following will be provided by the Owner-Contracted SCADA integration contractor: i. Two (2) Endress+Hauser Radar Level Instruments, building temperature transmitters, and door entry alarm switches, for the Ox Bow location. ii. Internal panel modifications to the existing SCADA panels. iii. Required software program changes and SCADA view CSX software modifications. iv. Twenty-five feet (25') of RS485 cable. d. Equipment Supplier of chlorination skid and mixers will perform installation, start-up, testing, and initial monitoring of the system.