Bid Details for CalVet – Roughing Filter Surface Wash System Rehabilitation Services – Rector Reservoir

CalVet – Roughing Filter Surface Wash System Rehabilitation Services – Rector Reservoir
California Department of Veterans Affairs (CalVet)

A. Contractor shall provide complete submittals for all equipment and components to be installed on the
project. Contractor shall obtain CalVet approval prior to ordering parts and materials for this project.
B. Contractor shall replace existing backwash pump and motor connect pump controls specific to the roughing
filter surface wash system.
C. Contractor shall replace ten (10) electrically actuated solenoid valves on the roughing filter backwash piping
D. Contractor shall flush all backwash and surface wash piping.
E. Contractor shall provide new components, wiring, etc., and rework backwash controls in order to provide a
fully automated backwash system for the roughing filter system. Contractor shall ensure the capability of a
manual override option.
F. Contractor shall coordinate settings including backwash cycle duration, etc., with the Plant Operators and
adjust settings as required for optimum operation. Manual controls shall be located in Control Panel located
adjacent to the physical location of the roughing filters.
G. Contractor shall integrate the backwash controls into existing SCADA system with readout in the control
room inside the water treatment building.

H. Contractor shall provide an operations and maintenance manual with control diagram, detail of procedures
for adjustments, and data sheets for newly installed components.
I. Contractor shall provide up to 8 hours of staff training on new system and its operation.
J. Contractor shall warrant all parts and installation for one (1) year from completion of project.

See plan details for more information.

DVBE participation is encouraged

7300 Silverado Trail, Napa, CA 94599
Bid Walk

Mandatory Walkthrough –     Date: November 17, 2022    Time: 10:00 a.m.

Bidders must attend a Mandatory Walkthrough in order to submit a bid. The Walkthrough will be held at Rector Reservoir, Napa, located at 7300 Silverado Trail, Napa, CA 94599 at the date and time listed above. Please email your company’s name, phone number, email address and the name of the person(s) attending the walkthrough to the Contract Analyst listed on page 2 (two) of this IFB by, Wednesday, November 16, 2022, 5:30 p.m. to confirm your attendance at the Mandatory Walkthrough. Instructions as to where to meet up will be provided. Please adhere to the COVID-19 Precautionary Measures. NOTE: If you have previously attended the mandatory walkthrough in any previous solicitations for these services you do not have to re-attend.

DVBE participation is encouraged and also Small Business Enterprise (Small)/ Micro-business Enterprise (Micro) enterprise participation is encouraged.