Announcement

Estimated Value: $550,000,000
Open Washington DCConstructionrfq
Apr 15, 2026
Construction
rfq
AI Summary
This is an announcement from DC Water regarding the Potomac River Tunnel Project. It highlights the launch of the tunnel boring machine named Mary and the start of excavation for the project.
Line Items
ItemQtyUnitEst. Unit PriceEst. TotalCategory
Tunnel Excavation Services 1 lot $500,000,000.00 $500,000,000.00 Construction
Tunnel Boring Machine (TBM) Operation and Maintenance 1 lot $50,000,000.00 $50,000,000.00 Construction
Estimated Bid Value$550,000,000.00

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