SLED Opportunity · KANSAS · JOHNSON COUNTY

    Addendum 5 (New Century Air Center Wastewater Treatment Facility Equalization Basin, Pumping and Solids Thickening Improvements

    Issued by Johnson County
    countyIFBJohnson County Sol. 2014
    Closed
    STATUS
    Closed
    due May 21, 2026
    PUBLISHED
    Apr 7, 2026
    Posting date
    JURISDICTION
    Johnson County
    county
    NAICS CODE
    237110
    AI-classified industry

    AI Summary

    Invitation for sealed bids for construction improvements at Johnson County's New Century Air Center Wastewater Treatment Facility, including new buildings, pumping stations, odor control, and piping replacements. Bids due May 21, 2026.

    Opportunity details

    Solicitation No.
    2014
    Type / RFx
    IFB
    Status
    Issued
    Level
    county
    Published Date
    April 7, 2026
    Due Date
    May 21, 2026
    NAICS Code
    237110AI guide
    Jurisdiction
    Johnson County
    State
    Kansas
    Agency
    Johnson County

    Description

    Sealed bids for Bid Request No. 2026-001 for Johnson County Wastewater New Century Air Center Wastewater Treatment Facility Equalization Basin, Pumping and Solids Thickening Improvements –Contract No. LBC2-C019. The work consists of the following: Construction of new DAFT Building and Equipment Construction of new Equalization Basin, Intermediate Pumping Station, Valve Vault, Pumps, and Equipment Conversion of existing DAFT to TWAS Storage Tank #3 Construction of new Sludge Loadout Station Construction of new Electrical Building and Equipment Installation of new Odor Control System and Equipment Plant Piping and Valve Replacement Influent Sanitary Sewer Piping Replacement Bid Request No. 2026-001 Johnson County Wastewater IFB-2 New Century Air Center Wastewater Treatment Facility Equalization Basin, Pumping and Solids Thickening Improvements Motor Control Center Replacement BID BOND: Bidders shall submit with their bid a bid bond issued by a surety company licensed to do business in the State of Kansas in the amount of five percent (5.0%) of the total amount of their bid. Said guarantee shall be made payable to the Board of County Commissioners of Johnson County, Kansas. All bids shall be submitted electronically on IonWave. --- Q&A --- Q1: Are there any permits the contractor will need to obtain that the city will not be obtaining? A1: Refer to Addendum No. 5 Submitted: 5/6/2026 08:00:38 AM (CT) Q2: Drawing sheet 05-C-2002 has a note directing the contractor to “CONNECT EXISTING TO NE CORNER OF NEW IPS”. Please clarify what this is directing the contractor to do. Does the EQ/IPS basin get sidewalk installed around the perimeter of the structure? There is an outline around the structure on 05-C-2002, but it is not clear what is being depicted. Please advise. A2: Refer to Addendum No. 5 Submitted: 5/5/2026 03:07:33 PM (CT) Q3: For the required bypass, reference specification 01 31 13 and 01 57 28, there is no specific locations called out for suction or location to discharged. On the walkthrough it was discussed as a possibility to pull flow from MH #55 and discharge to the existing aeration basins. If this route is taken the existing headworks building will be bypassed completely, is this acceptable? If so, are there any temporary screening requirements that need to be accounted for? A3: Refer to Addendum No. 5 Submitted: 5/5/2026 02:24:42 PM (CT) Q4: For the Bypass #2 (Existing Primary Clarifier Demo) - This is assumed that the contractor will pull from the Valve Vault and discharge to the Aeration Basins, Correct? A4: Refer to Addendum No. 5 Submitted: 5/5/2026 12:17:17 PM (CT) Q5: On drawing sheet 05-C-2001 it calls out 21” PVC for the RCP replacement, is this 20” PVC? A5: Refer to Addendum No. 5 Submitted: 5/5/2026 12:14:55 PM (CT)

    Key dates

    1. April 7, 2026Published
    2. May 21, 2026Responses Due

    AI classification tags

    Frequently asked questions

    SLED stands for State, Local, and Education. These are solicitations issued by state governments, counties, cities, school districts, utilities, and higher education institutions — as opposed to federal agencies.

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