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SOLICITATION DETAILS

Type: Competitive Sealed Proposal (CSP) 
Status: Open  
Solicitation Number: CSP 6100 CLMB342 
Description: Williamson Creek Wastewater Interceptor 
Summary: This project will construct approximately 18,000 linear feet of new 72-inch diameter gravity interceptor tunneled along Williamson Creek. Flow will be diverted from the existing interceptor into the new interceptor to abandon as much of the existing interceptor as possible. The project also includes up to 22 cutover lines that will replace the existing interceptor connections and divert the localized flows to the new interceptor.  
Estimated Amount for Solicitation: $121,879,157.00
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Basic Information
Subcontracting Goals
African American 1.72%
Hispanic American 4.34%
Native/Asian American 0.41%
WBE 1.38%
Contact Information
Authorized Contact Names:
Project Related Questions: Craig McColloch
(512) 9742968
craig.mccolloch@austintexas.gov
Solicitation Specific
Questions:
Jorge Munoz
(512) 9745627
jorge.munoz@austintexas.gov
Small Minority Business
Resources Questions:
Lisa Barney
(512) 9748046
smbrcompliancedocuments@austintexas.gov
Dates & Times
Important Solicitation Dates:
Solicitation Published: 06/30/2025 12:24 PM
Response Due: Prior to 08/12/2025, 02:00 PM
Move date per PM request
Compliance Plan Due: Prior to 08/12/2025 02:00 PM Required
Move date per PM request
Response Opening: 08/12/2025, 03:00 PM
Move date per PM request
Vendor Meetings/Conference, Site Visits (Date/Time):
Meeting: 07/09/2025, 10:00 AM
Move date per PM request
Special Notes
Special Notes: Compliance Plan Required.
Attachments
Packet Download Files

BIDDERS / PROPOSERS:

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Commodities
Associated Commodities
Description Code
Construction, Tunnel 91355
Trade Summary
Description Category Code
Concrete, Polymer Goods 1501535
Curing Mixtures, All Types (For Curing Concrete) Goods 15016
Coatings, Protective (For Masonry Including Concre Goods 31530
Fencing, Temporary (For Construction And Other Ind Goods 33055
Asbestos Abatement Equipment And Supplies Goods 34505
Fuel Oil, Diesel Goods 40509
Barricades, Traffic, Portable Goods 5507818
Steel, Reinforcing, Bars And Rods Goods 57076
Asphalt, Ac (Asphalt/Cement) Goods 74502
Asphalt, Oil Goods 74512
Flexible Base Goods 75052
Ready-Mix Concrete Goods 75070
Stabilized Base Goods 75091
Grass Seed Goods 79020
Sod, Grass Goods 79050
Signs, Construction Project Identification Signs ( Goods 80198
Manholes, And Manhole Covers, Frames, Grates, Ring Goods 89030
Boxes, Valve, Cast Iron, Including Parts And Accessories Goods 8904032
Site Work Construction 90976
Geotechnical Drilling And Boring Services Construction 9121641
Excavation Services Construction 91244
Excavation, Rock. Consists Of Boulders 1/2 Cubic Y Construction 9124467
Back Fill, Trench.(Furnish, Transport Fine Aggregate) Construction 9133919
Construction, Sewer And Storm Drain Construction 91345
Base Course, Bituminous. Construction 9135022
Bituminous Surface Removal. Construction 9135023
Pavement Marking Lines, Letters And Symbols. Construction 9135051
Construction, Tunnel Construction 91355
Construction, Water System, Main And Service Line Construction 91360
Manholes, Adjustment Of. This Work Shall Include E Construction 9136047
Manholes, Construction Of. This Work Shall Consist Construction 9136048
Cleaning Services, Sewer Line Construction 9138131
Maintenance And Repair, Street (Major And Resident Construction 91384
Maintenance And Repair, Tunnel Construction 91388
Paving/Resurfacing, Street (Major And Residential) Construction 91396
Concrete Construction 91430
Photography, Construction Non-professional 9157297
Boring For Road Crossing Non-professional 9621618
Hauling Services Non-professional 96239
Pavement Marking Services (Including Removal Of Ma Non-professional 96861
Survey (Not Aerial Or Research Non-professional 96877
Traffic Control Device Placement And Removal Service Non-professional 96884
Building, Fabricated, Rental Or Lease Non-professional 97108
Erosion Control Services Non-professional 98814
Hydromulching Services Non-professional 98838
Landscaping (Including Design, Fertilizing, Planting Non-professional 98852
Landscaping, Tree And Plant Protection During Cons Non-professional 9885299
Park Area Construction/Renovation Non-professional 98863
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