ITB No. PW 26-0008 – Unit Price Plumbing Services

SCOPE OF WORK: The selected Contractor will be required to furnish, supply, install and provide prompt repair or replacement of Plumbing Services for a 3-year period. This Work would be handled on an “as needed” and “on-call” basis, releases of Work done via approved Work Orders, and all work will be within Woodinville city limits in King County at Woodinville Facilities only. Plumbing services include, but are not limited to general service repairs, replacement parts, and new installations as needed. The type and volume of Work or materials is unknown. See “Attachment A - Scope of Work” for further details.
Specifically excluded from this Scope of Work: services regarding HVAC, electrical, elevator, power generation systems, fire alarms or fire sprinkler systems.
Contractor shall include in their bid price any filing fees required to comply with applicable labor laws concerning prevailing wages, hours, workers’ compensation and other conditions of employment.
City’s Facilities
Woodinville City Hall: 17301 133rd AVE NE
Public Works Shop: 19900 144th AVE NE
Carol Edwards Center (this includes the Sports Fields bathrooms): 13203 NE 175TH
Wilmot Gateway Park: 17301 131st AVE NE
Rotary Park: 19518 136th AVE NE
DeYoung Park: 13680 NE 175th ST
DURATION OF SERVICES or CONTRACT DURATION: The initial term of this Contract shall be three (3) years, effective January 1, 2027 through December 31, 2029, with the City having the option to renew for one (1) additional year.
BUDGET: The estimated budget is unknown at this time as the City is currently working on its 2027-2028 biennial budget. However between 2023 – 2026, close to $40,000 was spent on plumbing services.
BID PRICE: The bid price shall include everything necessary to perform and complete each approved Work Order, including, but not limited to, furnishing all materials, equipment, tools, and all management, superintendent’s labor and service. In the event of a discrepancy between the hourly rate (unit price) and the Cumulative Price for any Bid Item, the hourly rate (unit price) will govern, and the Cumulative Price will be adjusted accordingly. If the Total Base Bid amount is an incorrect total when all Bid Items are added together, the Total Base Bid price will be corrected.
BASIS OF AWARD: The City will select and award the Contract to the lowest responsible and responsive bidder pursuant to RCW 39.04.350. Determination of the low bidder will be made based on the Schedule 1, Total Base Bid, as shown on the Bid Proposal Form. The number of hours listed are estimates for the purpose of comparison and not a guarantee of Work. The City will not be bound or limited to the quantities listed.
Schedule 1 consists of the journey level and apprentice level plumbers and pipe fitters labor rates per hour for Standard Time, Standard Overtime, and Emergency callouts.
Regular Hours or Standard Time callouts are considered as normal workdays, Monday through Friday during the business hours of 7 am to 5 pm Pacific Time.
Standard Overtime callouts are for weekends, holidays, and afterhours Work commencing after 5 pm Monday through Friday, anytime on Saturdays and Sundays, and holidays.
Emergency callouts is Work that is required to commence within two (2) hours from City notice.
Schedule 2 Mark-Up By %, is intended to capture costs not addressed in this ITB and will be used for future job costing and estimation and not to determine the low bidder. The Mark-Up % rate is to be applied to Contractors’ actual costs associated with any parts and materials purchased including rented equipment or tools used to perform an approved Work Order.
Schedule 3 consists of costs associated with miscellaneous other costs such as Truck fees, Environmental fees, etc. One open slot is provided for Contractor to add another cost as appropriate. These costs are expected to only be added to each invoice as it relates to each approved Work Order.
The City will not accept any additional costs associated whatsoever with trade consumables, overhead, profit, duties, transportation, tariffs, freight, fuel, environmental, storage, disposal, etc. These will not be paid for separately unless allowed and defined herein. Costs thereof should be included in the Schedule 1, 2, and 3 pricing.

Bid proposals received after the due date will not be accepted.
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The City of Woodinville will not be liable for any costs associated by the Contractor in preparation of a bid/proposal or presentation in response to this ITB.
All proposals shall be accompanied by a bid deposit in the form of cashier’s check, certified check, postal money order, or a surety bond to the City of Woodinville in the amount of five percent (5%) of the total amount of the bid. The original must be received by Chista, no later than Oct. 28th at noon.
Bidder Protests shall be pursuant to RCW 39.04.105.
ESTIMATED QUANTITIES: The unit quantities shown in the Bid Proposal Form are estimates and are stated only for bid comparison purposes. The City does not warrant that the actual quantities of work will correspond with those estimates. The City reserves the right to increase or decrease any of the quantities shown without adjusting the unit contract prices by Change Order. Payment will be made on the basis of the actual quantities satisfactorily completed in accordance with the Contract requirements.
AGREEMENT FOR SERVICES: The Contractor selected for final award will be required to enter into a standard Public Works Contract substantially in the form of the draft contract attached with this ITB. The Contract will detail the unit rates bid by Contractor with a not-to-exceed total Contract amount. Retainage will be waived; however a 100% Payment and Performance Bond will be required after award for the duration of the Contract.
The selected Contractor will also have, or be able to obtain, a certificate of insurance as defined in the draft contract, with a policy endorsement which names the City of Woodinville as additional insured.
PRICE INCREASES: Prices established at contract award will be firm and not subject to increase for 12 months from the effective date of contract (January 1, 2027). The Contractor’s employees’ prevailing wages shall be altered annually to recognize and follow the most recently promulgated increases in prevailing wages. Pursuant to WAC 296-127-023, the City shall be responsible for the cost of increases in employee wages to achieve prevailing wages. Increases in costs associated with anything other than wages, will not be considered for the first 3-years of the contract.
PREVAILING WAGE: This Contract is subject to the requirements of Chapter 39.12 RCW, as it may be amended, relating to prevailing wages. Prevailing rate shall be paid on public works and building service maintenance contracts. No worker, laborer or mechanic employed in the performance of any part of this Contract shall be paid less than the prevailing rate of wage as determined by the Industrial Statistician of the Department of Labor and Industries for the State of Washington. If the work is funded in part or in whole with Federal funds, Federal wage laws and regulations shall be applicable. A printed copy of the prevailing wage rates is available for viewing at the City of Woodinville, or a hard copy can be mailed upon request.
Prior to making any payment under the awarded Contract, the City must receive an approved copy of the “Statement of Intent to Pay Prevailing Wages” from the Department of Labor and Industries. It is the Contractor’s responsibility to obtain and file the Statement. The Contractor shall be responsible for all filing fees. Each invoice shall include a signed statement that prevailing wages have been paid by the Contractor and all subcontractors.

In case any dispute arises as to what are the prevailing rates of wages for work of a similar nature and such dispute cannot be adjusted by the parties of interest, including labor and management representatives, the matter shall be referred for arbitration to the Director of the Department of Labor and Industries of the State and his/her decision therein shall be final and conclusive and binding on all parties involved in the dispute as provided for by RCW 39.12.060 as amended.
A NOTE about Prevailing Wages: An owner/operator does not need to pay themselves prevailing wages; HOWEVER, they do still need to pay their employees prevailing wages and file Intents and Affidavits with the Department of Labor and Industries. (See also WAC 296-127-026.)
SUBCONTRACTORS: A public works contractor must verify responsibility criteria for each first tier subcontractor, and a subcontractor of any tier that hires other subcontractors must verify responsibility criteria for each of its subcontractors. Verification shall include that each subcontractor, at the time of subcontract execution, meets the responsibility criteria listed in RCW 39.04.350(1) and possesses an electrical contractor license, if required by chapter 19.28 RCW, or an elevator contractor license, if required by chapter 70.87 RCW. This verification requirement, as well as the responsibility criteria, must be included in every public works contract and subcontract of every tier.
In that event, the City will allow at least two full business days after providing bidders with copies of all bids before executing a contract for the project.
Any information contained in the response that is exempt from public disclosure because it is proprietary, a trade secret or otherwise exempt must be clearly designated. Marking of the entire response or entire sections of the response as exempt will not be accepted or honored. The City will not honor designations by the bidder where pricing is marked proprietary.