That Inland Empire Utilities Agency (IEUA/the Agency) has determined that all bidders for the construction of the project listed below must be prequalified prior to submitting a bid on the project. Q&A Deadline 06/12/2024 5:30 PM (PDT) Bid Bond 0.00% Payment Bond 0.00% Performance Bond 0.00% Construction Award: February 2025
Project Completion: August 2026
The site of the work is located at the Regional Water Recycling Plant No. 4 (RP-4) at 12811 6th Street, Rancho Cucamonga 91739. Project Type Bid
Response Types Line Items ,General Attachment--Completed Questionnaire (required)
Type of Award Lump Sum SCOPE OF WORK
The primary goal of this project is to make miscellaneous improvements identified by Operations and
Maintenance staff. In addition, the proposed improvements will replace equipment that has reached
its obsolescence and improve safety, efficiency, and add redundancy in some areas.
The major project scope items are summarized below:
1. Aeration Basins:
a. Replace seventy-two (72) 3-inch to 12-inch air control valves
b. Re-route signal and control wiring to new control panel
c. Replacement of seven (7) buried 12-inch plug valves
2. Return Activated Sludge (RAS) Pump Station
a. Installation of an additional RAS pump for redundancy
b. Install new VFDs for all pumps
c. Replace pump seal water assembly to mechanical seals
3. Trident Filters
a. Replace existing piping
b. Replace filter media, grating, and mesh
c. Replace six magnetic
d. Repair leaking wall penetrations
e. Retrofit existing waste gate seals
f. Replace waste gate limit switches
g. Replace exposed electrical conduit and wires
4. Aluminum Sulfate Dosing System
a. Installation of a new feed line.
b. Install three leak detection vaults
c. Demolition of the existing day tanks
d. Relocation of two metering pumps.
5. Structure Improvements
a. Replacement of existing vault covers
b. Replacement of the fabric covers for the Sodium Hypochlorite and AquaDisk facilities.
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