How to bid on Airfield Stormwater System Rehabilitation at IAD for MWAA

What the Airports Authority is buying

The Metropolitan Washington Airports Authority (MWAA) is looking for a contractor to rehabilitate the stormwater system at Washington Dulles International Airport (IAD). This project aims to reduce stormwater infiltration from Route 28.

The selected contractor will provide all labor, materials, tools, equipment, and supervision needed to complete this airfield stormwater system rehabilitation.

Key dates for this opportunity

This Invitation for Bids (IFB) was published on September 23, 2026. The deadline for submissions is October 26, 2026, at 5:00 PM ET. All responses must be submitted by this time.

Who this opportunity suits

This opportunity is suitable for construction firms with experience in stormwater system rehabilitation, particularly in airfield or airport environments. Vendors should be prepared to handle projects involving infrastructure repair and water management systems. The work is categorized under construction.

How to respond to this solicitation

To access the full solicitation details, you need to click the “View original source” link. This will open the Metropolitan Washington Airports Authority contracting opportunity portal.

Once on the portal, review the solicitation number, any amendments, and confirm the submission due date. You must respond exactly as the solicitation directs before the stated deadline for submissions.

Tips for preparing a competitive response

When preparing your bid, ensure you thoroughly understand the scope of work, including all requirements for labor, materials, tools, equipment, and supervision. Pay close attention to any specific technical specifications or performance standards mentioned in the solicitation documents.

Provide a clear and detailed proposal that demonstrates your firm's capability to perform the required rehabilitation work. Highlight any relevant past experience with similar projects, especially those involving airport infrastructure or stormwater management. Double-check all submission requirements and ensure your bid is complete and submitted on time.