Water Subcommittee
April 27, 2022

STEP NO. PROJECT SCOPE ENTITIES NTP Wk. 1 Wk. 2 Wk. 3 Wk. 4 Wk. 5 Wk. 6 Wk. 7 Wk. 8 Wk. 9 Wk. 10 Wk. 11 Wk. 12 Wk. 13 Wk. 14 Wk. 15 Wk. 16 Wk. 17 Wk. 18 Wk. 19 Wk. 20 Wk. 21 Wk. 22 Wk. 23 Wk. 24 1a
Perform the detailed structural inspection
for the Sludge Holding tank and submit a
detailed inspection report outlining the
structural repairs needed to bring the
Sludge holding tank into service
DN Tanks, Veolia T&P, Veolia CPM
and Veolia Ops teams
1b Perform necessary repairs to the Sludge
Holding Tank
DN Tanks, Veolia T&P, Veolia CPM
and Veolia Ops teams
1c
Provide and install Aluminum dome cover
and gas piping connection for Sludge
Holding Tank as required by AQMD to
make the tank ready for sludge storage
DN Tanks, Veolia T&P, Veolia CPM
and Veolia Ops teams
2 Test Digester #1 to Sludge Holding Tank
pipe and valve and install Tee connection
with valve for emergency dewatering
purposes
Veolia CPM team, Ops team and
Track Tech
3a Rent Baker tanks, bypass pumping etc. for
isolating and emptying sludge lineVeolia CPM team
3b Install 3-way valve in the sludge line to
Digesters
Veolia CPM team, Ops team, Big
Sky Electric, Prime Systems, Track
Tech and Xylem, Rain4Rent
3c Install Flowmeter in the sludge line to the
Digesters
Veolia CPM team, Ops team, Big
Sky Electric, Prime Systems, Track
Tech and Xylem, Rain4Rent
3d
Check and adjust calibration of flowmeter
and 3-way valve; connect power and signal
to 3-way valve
Veolia CPM team, Ops team, Big
Sky Electric, Prime Systems, Track
Tech and Xylem, Rain4Rent
3e Connect 3-way valve and flowmeter in
SCADA system
Veolia CPM team, Ops team, Big
Sky Electric, Prime Systems, Track
Tech and Xylem, Rain4Rent
4a
Rent and set up pumps to pump water
from Digester 1 to headworks and from
Digester 2 to Digester 1 through the
screening equipment
Veolia CPM, operations and
Xylem/Aspen
4b
Nitrogen gas to purge the line prior to
transfer of ADG and sludge from Digester
1 to Digester 2
Veolia CPM, operations and Air
Liquide
4c
Rent and set up of pumps to pump water
from Digester 1 to headworks and from
Digester 2 to Digester 1 through the
screening equipment
Veolia CPM, operations and
Xylem/Aspen
4d
Rent sludge screening and cleaning
equipment, pumps and tank for cleaning
the Digester 2 sludge prior to seeding
Digester 1
Veolia CPM, operations and
Xylem/Aspen
4e Rental equipment and labor for removing
existing Dystor cover from Digester #2Veolia CPM, Operations & Evoqua 4f Technical assistance during startup of
Digester 1 Evoqua
4g Flame arrestor and piping to convey
residual ADG to flare Veolia CPM
4h Miscellaneous parts (hoses, pumps, etc.
as needed) Veolia CPM
5 Clean Digester 2 Veolia Operations and Track Tech
Rialto Anaerobic Digester 1 Activation - Schedule