HomeMy WebLinkAboutResolution 2009-015 N.C.S. 02/02/2009Resolution No. 2009-01.5 N.C.S.
of the City of Petaluma, California
AUTHORIZING CITY MANAGER TO EXECUTE
AMENDMENT NO. 2 TO THE PROFESSIONAL SERVICE AGREEMENT FOR
INTERIM OPERATION AND MAINTENANCE OF CITY OF PETALUMA
WASTEWATER TREATMENT FACILITY WITH CDM CONSTRUCTORS, INC.
FOR FINAL DRAINING, CLEANUP AND SHUTDOWN
OF WASTEWATER TANKS, BASINS AND OTHER FACILITIES
WHEREAS, since 1937, the City of Petaluma has treated its wastewater at the Hopper
Street Water Pollution Control Facility (WPCP) located at 950 Hopper Street; and,
WHEREAS, treatment facilities at this location include digesters, trickling filters,
sedimentation tanks, centrifuge, headworks, influent pump station, blower building, aeration
tanks, clarifiers, sludge lagoons, administration building and garage, and the Pond Influent Pump
Station; and,
WHEREAS, the WPCP will be shutdown once treatment of the community's wastewater
is transitioned to the Ellis Creek Water Recycling Facility; and,
WHEREAS, shutdown includes draining basins, tanks and clarifiers and removal of
remaining solids, cleaning, removal and disposal of biosolids from the digesters and lagoons;
disconnection of electrical service; disconnection of sewer and water service; and,
WHEREAS, this complex work requires the services of a quality professional firm
familiar with the project site; and,
WHEREAS, CDM Constructors is very familiar with the Hopper Street WPCP and the
equipment and processes used to treat the community's wastewater.
NOW, THEREFORE, BE IT RESOLVED BY THE CITY COUNCIL OF THE
CITY OF PETALUMA AS FOLLOWS:
Resolution No. 2009-O15 N.C.S. Page
The above recitals are true and correct and hereby declared to be findings of the
City Council of the City of Petaluma.
The City Manager is hereby authorized and directed to execute Amendment No. 2
to the Professional Service Agreement for Interim Operation and Maintenance of
City of Petaluma Wastewater Treatment Facility with CDM Constructors, Inc. for
final draining, cleanup and shutdown of wastewater tanks, basins and other
facilities in the amount of $563,124, and increase the total contract amount from
$2,076,240 to $2,639,364, with a project contingency of $20,000, substantially in
accordance with Attachment A to this resolution, upon approval by the City
Attorney of provisions adequately addressing Contractor obligations to provide
for contractor safety practices, (including confined space entry and rescue
practices and equipment, and compliance with all applicable safety requirements,
including OSHA), and adequate protection for the City concerning the
contractor's safety obligations.
Under the power and authority conferred upon this Council by the Charter of said City.
REFERENCE: I hereby certify the foregoing Resolution was introduced and adopted by the Appro~~e~as~
Council of the City of Petaluma at a Regtilar meeting on the 2"d day of February, f foi:m:
2009, by the following vote: ~ • l }°
.` ~
City A e
AYES: Vice Mayor Barrett, Glass, Harris, Healy, Rabbitt, Renee, Mayor Torliatt
NOES: None
ABSENT: None
/~
ABSTAIN: None
ATTEST: ~ '`" L£~!J " ' Gil /l~ ~ I •
City Clerk Ma or •`~
Resolution No. 2009-015 N.C.S. Page 2
A'T'TAC~-IMENT A
AMENDMENT NO. 2
TO
PROFESSIONAL SERVICES AGREEMENT FOR
INTERIM OPERATION AND MAINTENANCE OF CITY
OF PETALUMA WASTEWATER TREATMENT FACILITY
CDM Constructors Inc.
THE AGREEMENT made and entered into on April 4, 2008 by and between the City of Petaluma, a Municipal
Corporation and a charter city (hereinafter referred to as "City") and CDM Constructors Inc. (hereinafter
referred to as "Consultant") is hereby amended to include the following:
Add new Section 14 -Hopper Street Clean-up Services to Exhibit A of the original agreement as follows:
Section 14 Hopper Street Clean-up services Prepare and execute a plan of action to drain and
clean all tankage trickling filters junction chambers, wetwells, and other related structures to
remove sources of odorous materials associated with the treatment of wastewater at the Hopper
Street Plant, including:
• Primary digester (391,000 gallons)
• Secondary digester (202,000 gallons)
• Primary clarifier
• Intermediate clarifier
• Final clarifier
• Grit and pre-aeration basin
• Scum basin
• Primary sedimentation tank
• Aeration tanks (4)
• Secondary clarifier
• Sludge lagoons (2 @ 500,000 gallons each)
• Aerated sludge lagoon (500,000 gallons)
• Final biofilter control structure
• Splitter box
• Primary biofilter control structure
• Belt filter press
• Biosolids mixing tank
• Septage receiving station
• Secondary sludge structure
• Grit bin enclosure and grit screw
• Headworks
This shall include contracting for and overseeing the cleaning of the anaerobic digesters and sludge
lagoons to the extent possible with normally available equipment for such work.
It is estimated that this work. will reauire two and one-half (2-1 /2) months to complete, and result in
125 loads of biosolids beingprocessed and transported to the Redwood landfill for disposal; 15 loads
of grit being processed and transported to the Redwood landfill for disposal. Any chemicals used
for dewatering, odor mitigation, etc, and any outside contractors hired by CDM for this work shall be
treated as a variable pass-through expenditure under terms of this agreement and subject to
markup.
Resolution No. 2009-O15 N.C.S. Page 3
The City shall provide power water liquid disposal and treatment through the new Ellis Creek WRF,
and current plant equipment necessary for completing this work at no cost for executing this
rp oLect•.
Section 14 Hopper Street'Shut down & Clean-up
A. Labor
Personnel FTE Feb Mar Air
Judy 0.6 $10,350 $10,350 $5,175
Nick 1 $11,500 $11,500 $5,.750
Lee 1 $1 1,500 $1 1,500 $5, 750
Mike 1 $11,500 $11,500 $5,750
Catherine 0.5 $4,792 $4,792 $2,396
PM (Jim) 0.15 $2,017 $2,017 $1,009
Misc/ODC's $2,000 $2,000 $2,000 $1,000
$53,659 $53,659 $26,830
Total Labor Estimate $134,148
B. Grit and Biosolids Hauling and Disposal
Number of
Item Loads $ per load Cost
Sludge Haul 125 175 $21,875
Sludge Tipping
Fee 125 450 $56,250
Grit Haul 15 145 $2,175
Grit Tipping Fee 15 100 $1,500
Subtotal $81,800
Markup $6,544
Total Estimated Grit and Biosolids Disposal $88,344
C. Chemicals
$ per
Chemical Pounds pound Cost
Polymer 4000 1.6 $6,400.00
Disinfection $10,000.00
Subtotal $16,400.00
Markup $1,312.00
Total Estimated Chemicals $17,712
D. Digester and Sludge Lagoon Cleaning $299,000
Markup $23,920
Total Estimated Digester & Sludge Lagoon Cleaning $322,920
Resolution No. 2009-O1 ~ N.C.S. Page 4
TOTAL ESTIMATED HOPPER STREET CLEANUP
$563,124
Change the termination date in Section 12 of the original agreement from January 31, 2009, to
September 1, 2009.
Amend Exhibit B to the original agreement as follows. CDM shall reassign personnel to provide an
Operations Supervisor at 0.b FTE; Pant Operators at 3.0 FTE; Office Professional at 0.5 FTE; Program
Manager at 0.15 FTE; ODC's and Miscellaneous Expenses at $2,000 per month to the Hopper Street
work. In addition, CDM shall reduce the total project staff and other contract charges to the level
necessary to support temporary staffing needs at the Ellis Creek WRF as directed by the City.
Increase the contract amount in Exhibit B of the original agreement by $563,124, from $2,076,240 to
$2,639,364.
Except as modified above, all terms and conditions of the Professional Services Agreement for Interim
Operations and Maintenance of City of Petaluma Wastewater Treatment Facility dated April 4, 2008
between the City of Petaluma and CDM Constructors, Inc., remain unchanged and in full force and
effect.
THIS AMENDMENT NO. 2 is hereby executed this
CITY OF PETALUMA
City Manager
ATTEST:
City Clerk
APPROVED AS TO FORM:
City Attorney
APPROVED:
Department Director
APPROVED:
Risk Manager
APPROVED:
Interim Finance Director
day of , 2009.
CONSULTANT
By
Name
Title
Address
City State Zip
Taxpayer I.D. Number
Petaluma Business Tax Certificate Number
Resolution No.-2009-015 N.C.S. Page 5