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Addendum #1 Park Booster Pump Installation Project Page 1 of 10
City of Visalia, CA Purchasing Division 707 West Acequia Ave., Visalia, CA 93291 Tel: (559) 713-4334 Fax: (559) 713-4801
REQUEST FOR BIDS (RFB) 24-25-19
PARK BOOSTER PUMP INSTALLATION PROJECT
ADDENDUM NO. 1
Issued: Friday, October 25, 2024
Bids Due: 3:00 P.M. on Thursday, October 31, 2024
This Addendum is being issued to provide a revised bid form, clarification, responses to questions, additional information, and confirm wages. This addendum becomes part of the RFB 24-25-19 document and must be signed and submitted with the bid.
ITEM 1: REVISED BID FORM
Bid Form has been revised to include the installation of a service disconnect at booster pump mounted to exterior of pump enclosure for each park.
At Blain Park, the contractor shall install a new gate on the north side of the back flow enclosure.
Please use the revised Bid Form included in this Addendum to submit your bid. As a reminder, please also complete and submit the required documents found on pages 18-40 of the RFB document.
ITEM 2: CLARIFICATION
The City will provide a subpanel at Blain Park, Pinkham Park, and Riverbend Park for the contractor’s point of connection. Burke Park, Jefferson Park, and Summers Park have existing electrical panels for the contractor’s point of connection.
It will be the contractor’s responsibility to install a service disconnect at each booster pump.
ITEM 3: QUESTIONS/RESPONSES
Q1: Where shall the booster pump be installed at each park? R1: Blain Park – To the south of the backflow device.
Burke Park – To the west of the backflow device.
Jefferson Park – To the west of the backflow device.
Pinkham Park – To the east of the backflow device.
Summers Park – To the south side of the backflow device.
Riverbend Park – To the west side of the backflow device.
Q2: At Blain Park, if the booster pump is installed to the south of the back flow device, the wrought iron gate to the back flow will be blocked. What should be done? R2: The contractor shall install a new gate on the north side of the back flow enclosure.
Q3: At Blain Park, what needs to be done to have electrical panel accommodate 230 volts single phase? R3: The City will have our electrical contractor install a service disconnect at the main service panel to provide the contractor with a point of service for the booster pump.
Q4: At Blain Park, is the contractor adding a breaker?
R4: No, City will add a service disconnect at the main electrical panel for the contractor’s connection.
Q5: At Jefferson Park, why are there three (3) back flows and are they identified? R5: One is domestic and two are for the irrigation that are tied together and feed the 4-inch irrigation mainline.
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Addendum #1 Park Booster Pump Installation Project Page 2 of 10
Q6: At Jefferson Park, is a service disconnect needed?
R6: No. The contractor will use the subpanel located at the irrigation controller.
Q7: At Pinkham Park, is a service disconnect needed and will it be in the interior or exterior of the fence? R7: The contractor will be responsible for the installation of a service disconnect at the booster pump.
Q8: At Pinkham Park, is there a breaker?
R8: The City will provide a subpanel with breaker mounted to the lift station panel inside the lift station for the contractor to tie into for the booster electrical power.
Q9: At Pinkham Park, what is the power of the lift pump and what power is needed for this project? R9: The power at the lift pump is 240-volt 3 phase. The booster pumps are designed for a 230-volt single phase electrical service.
Q10: At Pinkham Park, can pictures be provided of the electrical panel? R10: Yes. The City will include pictures with this addendum.
Q11: At Riverbend Park, is a service disconnect needed by the electrical panel? R11: The City will provide a subpanel with breaker mounted to the lift station panel inside the lift station for the contractor to tie into for the booster electrical power.
Q12: At Riverbend Park, is a service disconnect needed by the booster pump as well? R12: The contractor will be responsible for the installation of a service disconnect at the booster pump.
Q13: At Riverbend Park, should excavating be done in the exterior or interior of the fence? R13: Interior of the fence.
Q14: At Riverbend Park, can pictures be provided of the electrical panel? R14: Yes. The City will include pictures with this addendum.
Q15: Does contractor need to provide fencing for the pumps? R15: No, a stainless-steel enclosure is provided with the booster pump.
Q16: Are there currently booster pumps at the parks?
R16: There are no booster pumps at the parks and the irrigation systems are using Cal-Water services as the water source.
Q17: Are there as-builts for the parks and if so can you provide copies? R17: The City does not have as-builts for the many of the older parks, but parks staff will work with the contractor to identify infrastructure in the field.
Q18: Who provided the specification for the booster pumps? R18: Greg Mendonsa with Urban Tree Foundation provided the specifications for the booster pumps.
Q19: Prior to digging, can contractor run the existing system? R19: The contractor will be provided the opportunity to run the existing systems prior to installation of the booster pumps.
Q20: What type of building permit will be required and does each park need a separate permit? R20: A Commercial Building Permit Application will need to be submit for each park site.
Q21: Can a Class A – General Engineering Contractor bid on this project? R21: Yes, a Class A – General Engineering Contractor can bid the project.
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Addendum #1 Park Booster Pump Installation Project Page 3 of 10 Q22: Is contractor responsible for any electrical damage? R22: Yes, the contractor will be responsible for any electrical damage that may occur due to construction.
Q23: Does an electrical engineer need to be consulted?
R23: No. The City will have its electrical contractor complete the necessary work to provide the contractor with an electrical connection point.
Q24: Do the parks have master valve and flow systems?
R24: The parks will need new master valves and flow sensors installed.
Q25: What size conduit is needed for the booster pump, master valve, and flow system? R25: 1.5” schedule 40 PVC conduit shall be used.
Q26: What will the contractor do with the current irrigation controller? R26: The current controller will be removed and returned to the City of Visalia’s Park Maintenance Division, with the new irrigation controller installed in the existing pedestal using the manufacturer recommended retrofit kit.
Q27: In regards to power supply, what is the correct voltage to provide? R27: The booster pumps are designed for a 230-volt single phase electrical service.
Q28: Is the contractor to provide post maintenance or training of the devices installed? R28: The contractor will not need to provide post maintenance of the devices but will be required to train/educate city staff on the equipment after installation.
Q29: Will the City label the station wires in the controllers? R29: The City will label the station wires.
Q30: Does the city prefer excavation or boring?
R30: The City would prefer excavation.
ITEM 4: ADDITIONAL INFORMATION
Attached are copies of the mandatory pre-bid meeting sign-in sheets.
ITEM 5: UPDATED PREVAILING WAGES
Prevailing wages were checked on October 21, 2024. There were no updates to the wages. Original wages included with this RFB remain in effect.
END OF ADDENDUM NO. 1
/s/ Purchasing Division
(559) 713-4334 Bidders to sign and submit with Bid
Firm: Date:
By:
Bidder’s Signature
Attached to this Addendum:
1. Revised Bid Form
2. Pre-Bid Meeting Sign-In Sheets
3. Pictures of Electrical Panel at Pinkham Park
4. Picture of Electrical Panel at Riverbend Park
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Addendum #1 Park Booster Pump Installation Project Page 4 of 10 Attachment 1 to RFB 24-25-19, Addendum #1
REVISED BID FORM 10/24/24
Bidders Name: ____________________________
(Submit with Bid Proposal)
BID FORM RFB NO. 24-25-19
PARK BOOSTER PUMPS INSTALLATION PROJECT
TO: THE CITY OF VISALIA PURCHASING DIVISION:
In compliance with the City’s Notice Inviting Sealed Bids No. 24-25-19 dated: __________, the undersigned BIDDER hereby proposes to furnish all materials, equipment, tools, labor appurtenances and incidentals required for the above stated project as set forth in the RFB, including all Exhibits and related contract documents therefore, and to perform all work in the manner and time prescribed therein.
BIDDER declares that this proposal is based upon careful examination of the work site, Instructions to BIDDERs, and the contract requirements. If this proposal is accepted for award, BIDDER agrees to enter into a contract with CITY at the unit and/or lump sum prices set forth in the following Bid Schedule. BIDDER understands that failure to enter into a contract in the time and manner prescribed will result in forfeiture to the City of the Bid Guarantee accompanying this proposal.
BIDDER understands that a bid is required for the entire work and that final compensation under the contract will be based upon the actual quantities of work satisfactorily completed. It is agreed that the unit and/or lump sum prices bid include all appurtenant expenses, taxes, royalties and fees. In the case of discrepancies in amounts bid, unit prices shall govern over extended amounts.
LOWEST BIDDER will be determined by the lowest Total Bid Amount. The Total Bid Amount is the total cost of Items 1 through 6. Award, if made, will be to the lowest bidder whose bid is deemed both responsive and responsible and meets all criteria set forth in the bid specifications. After the lowest Bidder has been determined, the City reserves the right to award as many of the above items as funding will allow. The resulting contract may be less than all 6 items.
BIDDER hereby agrees to execute a contract and provide bonds within ten (10) working days, or such further time as may be allowed in writing by the Purchasing Division, after receiving notification of the acceptance of this Bid, and it is hereby mutually understood and agreed that in case the BIDDER does not, the accompanying Bid Guarantee shall be forfeited to the City of Visalia as liquidated damages, and said Purchasing Division may proceed to award the contract to others.
BIDDER agrees to order the equipment within ten (10) calendar days of receiving the Notice to Proceed and to complete the project within forty-five (45) calendar days after equipment has been delivered, unless extended in writing by the Purchasing Division.
BIDDER proposes to furnish a Payment Bond in the amount of one hundred percent (100%) and a Performance Bond in the amount of one hundred percent (100%) of the agreement, as surety condition for the full, complete and faithful performance of the agreement. According to City standards the surety company must be either a California Admitted Surety OR current Treasury Listed Surety (Federal Register) to its specified dollar limitation AND a current A.M. Best A: VIII rated surety.
BIDDER agrees to abide by all requirements of the Davis Bacon Act, the Department of Industrial Relations (DIR) and the City of Visalia Labor Compliance Manual, including but not limited to assuring valid DIR registration numbers for all Contractors and Subcontractors performing work under this contract, payment of state and/or federal prevailing wages, and uploading and providing certified payrolls to the Labor Commissioner and the City Project Manager.
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Addendum #1 Park Booster Pump Installation Project Page 5 of 10
Bidders Name: ____________________________
(Submit with Bid Proposal)
PARK BOOSTER PUMP INSTALLATION PROJECT
Item 1: Blain Park Irrigation Upgrade (prices bid shall include all taxes, equipment, irrigation supplies, fuel, and labor costs)
Total Cost:
Installation of new Toro DXi irrigation controller with retrofit kit into existing controller cabinet, new output boards, and Sentinel DXi cell modem. (see attached specification)
Installation of new irrigation booster pump per specification. (see attached specification plans).
Installation of new master valves, flow sensors, and all necessary pipe fittings. (see attached details).
Installation of a service disconnect at booster pump mounted to exterior of pump enclosure.
Install a new gate on the north side of the back flow enclosure.
$_____________________
(Lump Sum)
Item 2: Burke Park Irrigation Upgrade (prices bid shall include all taxes, equipment, irrigation supplies, fuel, and labor costs)
Total Cost:
Installation of new Toro DXi irrigation controller with retrofit kit into existing controller cabinet, new output boards, and Sentinel DXi cell modem. (see attached specification)
Installation of new irrigation booster pump per specification. (see attached specification plans).
Installation of new master valves, flow sensors, and all necessary pipe fittings. (see attached details).
Installation of a service disconnect at booster pump mounted to exterior of pump enclosure.
$_____________________
(Lump Sum)
Item 3: Jefferson Park Irrigation Upgrade (prices bid shall include all taxes, equipment, irrigation supplies, fuel, and labor costs)
Total Cost:
Installation of new Toro DXi irrigation controller with retrofit kit into existing controller cabinet, new output boards, and Sentinel DXi cell modem. (see attached specification)
Installation of new irrigation booster pump per specification. (see attached specification plans).
Installation of new master valves, flow sensors, and all necessary pipe fittings. (see attached details).
Installation of a service disconnect at booster pump mounted to exterior of pump enclosure.
$_____________________
(Lump Sum)
Item 4: Pinkham Park Irrigation Upgrade (prices bid shall include all taxes, equipment, irrigation supplies, fuel, and labor costs) Total Cost:
Installation of new Toro DXi irrigation controller with retrofit kit into existing controller cabinet, new output boards, and Sentinel DXi cell modem. (see attached specification)
Installation of new irrigation booster pump per specification. (see attached specification plans).
Installation of new master valves, flow sensors, and all necessary pipe fittings. (see attached details).
Installation of a service disconnect at booster pump mounted to exterior of pump enclosure.
$_____________________
(Lump Sum)
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Addendum #1 Park Booster Pump Installation Project Page 6 of 10 Item 5: Riverbend Park Irrigation Upgrade (prices bid shall include all taxes, equipment, irrigation supplies, fuel, and labor costs)
Total Cost:
Installation of new Toro DXi irrigation controller with retrofit kit into existing controller cabinet, new output boards, and Sentinel DXi cell modem. (see attached specification)
Installation of new irrigation booster pump per specification. (see attached specification plans).
Installation of new master valves, flow sensors, and all necessary pipe fittings. (see attached details).
Installation of a service disconnect at booster pump mounted to exterior of pump enclosure.
$_____________________
(Lump Sum)
Item 6: Summers Park Irrigation Upgrade (prices bid shall include all taxes, equipment, irrigation supplies, fuel, and labor costs) Total Cost:
Installation of new Toro DXi irrigation controller with retrofit kit into existing controller cabinet, new output boards, and Sentinel DXi cell modem. (see attached specification)
Installation of new irrigation booster pump per specification. (see attached specification plans).
Installation of new master valves, flow sensors, and all necessary pipe fittings. (see attached details).
Installation of a service disconnect at booster pump mounted to exterior of pump enclosure.
$_____________________
(Lump Sum)
Total Bid Amount (Items 1 – 6) $_____________________
Signature of Authorized Person Title Date
LOWEST BIDDER will be determined by the lowest Total Bid Amount. The Total Bid Amount is the total cost of Items 1 through 6. Award, if made, will be to the lowest bidder whose bid is deemed both responsive and responsible and meets all criteria set forth in the bid specifications. After the lowest Bidder has been determined, the City reserves the right to award as many of the above items as funding will allow. The resulting contract may be less than all 6 items.
In the event of discrepancies between the total bid amount (Items 1-6) and lump sum for each item, the lump sum total cost for each item will be added to get a correct total.
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Addendum #1 Park Booster Pump Installation Project Page 7 of 10 Attachment 2 to RFB 24-25-19, Addendum #1
Pre-Bid Meeting Sign-In Sheets
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Addendum #1 Park Booster Pump Installation Project Page 8 of 10
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Addendum #1 Park Booster Pump Installation Project Page 9 of 10 Attachment 3 to RFB 24-25-19, Addendum #1
Pictures of Electrical Panel at Pinkham Park
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Addendum #1 Park Booster Pump Installation Project Page 10 of 10 Attachment 4 to RFB 24-25-19, Addendum #1
Picture of Electrical Panel at Riverbend Park