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Solicitation Number: 190010
Solicitation Title: Rehabilitation of the Potomac Interceptor Between MH31 and MH30 Progressive Design-Build Contract
Solicitation Description:




Rehabilitation of Potomac Interceptor between MH31 and MH30


CONTRACT NO. 190010 – Rehabilitation of Potomac Interceptor between MH31 and MH30


The District of Columbia Water and Sewer Authority (DC Water) requests the submittal of a Statement of Qualifications (SOQ) for design-build services in connection with the Rehabilitation of Potomac Interceptor between MH31 and MH30.  Detailed information on the scope of work, procurement process and required content of the SOQ, submittal requirements, and evaluation process are contained in the Request for Qualifications (RFQ) document which is available to download from https://www.dcwater.com/procurement.  Then click on “Old Vendor Portal” and login and download the RFQ (Contract No. 190010). Statements of Qualifications must be received by DC Water not later than 2:00 PM on Wednesday, January 30, 2019.  For any questions, please contact Dan Bae at dan.bae@dcwater.com.


Project Scope of Work Summary

Assessments of the Potomac Interceptor (PI) have resulted in this project to rehabilitate defective pipe segments between and adjacent to Manhole 31 and 30 in Fairfax County, Virginia.  Work is likely to include:

  • Maintenance of flow (35 to 95 MGD) during construction.
  • Replacement of a 6-foot diameter, 35’ deep sewer manhole (MH-31).
  • Extension of the existing odor control system at Manhole 31 to serve the temporary bypass pumping locations during construction.
  • Renewal of approximately 150 lf of 78-inch Reinforced Concrete Pipe (RCP).
  • Replacement of approximately 200 lf of 54-inch RCP and the installation of an energy reducing device.
  • Renewal of approximately 200 lf of 54-inch RCP.
  • Implement the upgrades to the PI and Manhole 31 with corrosion resistant materials.
  • Maintain capacity between Manhole 31 and Manhole 30 after the renewals are implemented.
  • Maintain capacity in the two 54-inch influent reaches to Manhole 31 from Maryland and Loudoun County, respectively, after the renewals are implemented.

After review of the SOQs received, DC Water will shortlist two (2) or more proposers in accordance with the evaluation criteria listed in the RFQ. DC Water will then issue a Request for Proposals (RFP) package to the shortlisted proposers, who will be invited to submit a technical proposal. 

The contract resulting from the RFP will be subject to Fair Share Objectives for Minority and Women Business Enterprises (MBE and WBE) in the amounts of 28 percent and 4 percent for the eligible professional services component, and 32 percent and 6 percent for the eligible construction component, respectively.  The program requirements are fully defined in the U.S. EPA’s Participation by Disadvantaged Business Enterprises in Procurement Under EPA Financial Assistance Agreements – May 27, 2008.

Solicitation Type: Request for Qualifications (RFQ)  
Commodity Codes: 562998 - All Other Miscellaneous Waste Management Services
327332 - Concrete Pipe Manufacturing
237990 - Other Heavy and Civil Engineering Construction
237110 - Water and Sewer Line and Related Structures Construction
Procurement Type:
  • Minority Business Enterprise
  • Open Market
  • Women Business Enterprise
Contract Type: Lump Sum
Release date of Solicitation: December 09, 2018
Close Date/Time or IFB Bid Opening Date/Time: June 28, 2019 2:00 PM
Procurement Contact: Inquiry Procurement (Procurement Inquiry)  
Technical Contact: Dan Bae (VP Procurement and Compliance)  
Email Questions To: Dan Bae (VP Procurement and Compliance)  
Last Date for Questions: January 14, 2019 4:00 PM

RFQ or Bid Document Information

RFQ or Bid Document Fee: $0.00
Documents located at:

- not specified -

Estimated Project Cost: $0.00 to $0.00

Pre-Bid / Pre-Proposal Conference

Conference Date/Time

- not specified -

Conference Address

- not specified -

Conference Description

- not specified -

RFQ Document - You will need the Adobe Acrobat Reader to view the PDF file below. (get Adobe Reader)
Solicitation Documents
Rehabilitation of Potomac Interceptor MH31 and MH30
DC Water RFQ 190010 LZ07 Addendum No. 01
DC Water RFQ 190010 LZ07 Addendum No. 02
DC Water RFQ 190010 LZ07 Addendum No. 03
DC Water Documents - No Documents Attached -
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