Northeast Boundary Tunnel Construction Brings Lane Closures to Rhode Island Avenue Beginning March 24

March 21, 2014

(Washington, DC) – DC Water is performing construction activities on Rhode Island Avenue, NW as part of the Northeast Boundary Tunnel (NEBT) portion of the Clean Rivers Project.

Beginning Monday, March 24, 2014 through Friday, March 28, 2014, weather permitting, there will be 24-hour closure of one eastbound lane on Rhode Island Avenue between 5th Street and 6th Street.

Important Information:
* Traffic signs have been set up throughout the area to alert motorists to the upcoming traffic changes.
* Some traffic delays within the vicinity of the work zones are anticipated.
* Parking will be restricted within the work zone. Accordingly, “No Parking” signs will be posted 72 hours prior to the work, as required by the District Department of Transportation.
* Noise levels will be closely monitored during construction.

Project Details
DC Water is implementing the Clean Rivers Project which comprises a system of tunnels and diversion sewers for the capture of combined sewer overflows (CSOs) to Rock Creek and the Anacostia and Potomac rivers for treatment at DC Water’s Blue Plains Advanced Wastewater Treatment Plant. The entire project will reduce CSOs annually by 96 percent throughout the system and by 98 percent for the Anacostia River alone.

###

About DC Water
The District of Columbia Water and Sewer Authority (DC Water), is an industry leading multi-jurisdictional regional utility that provides drinking water, wastewater collection and treatment to 600,000 residential, commercial and governmental customers in the District of Columbia, 17.8 million annual visitors and also collects and treats wastewater for 1.6 million customers in Montgomery and Prince Georges counties in Maryland and Fairfax and Loudoun counties in Virginia.

DC Water’s service area covers approximately 725 square miles and the company operates the world’s largest advanced wastewater treatment plant with a capacity of 370 million gallons per day and a peak capacity of 1.076 billion gallons per day.

Please visit dcwater.com/cleanrivers for more information on the Clean Rivers Project.

Latest News

Map: The new trail route south of the work zone is a shared path for pedestrians, bicyclists, and motorists visiting the Washington Canoe Club.

The new trail route south of the work zone is a shared path for pedestrians, bicyclists, and motorists visiting the Washington Canoe Club.

CONSTRUCTION ACTIVITY NOTIFICATION - DC CLEAN RIVERS - POTOMAC ...

Phase 1 repair photo of tunnel and worker inside after completion

Following a nearly year-long construction effort, DC Water has completed repairs on a nine foot diameter, 140-year old sewer tunnel on 22nd Street Northwest. Construction was done in two phases, with ...

Graphic of Boil Water Advisory Lifted Notice with neighborhoods listed


**Advisory is Lifted as of 9:00 p.m., June 13, 2025** 

All DC Water customers in the impact area under the precautionary boil water advisory can use tap water for all purposes after following the ...

Upcoming Meeting

Board of Directors Meeting

April 24, 2023

Monday 9:00 AM

Announcement

Map: The new trail route south of the work zone is a shared path for pedestrians, bicyclists, and motorists visiting the Washington Canoe Club.
New Section of Capital Crescent Trail Opens, Potomac River Tunnel Construction moves to next phase

The new trail route south of the work zone is a shared path for pedestrians, bicyclists, and motorists visiting the Washington Canoe Club.

Latest Blog Post
A helicopter lowers a drill rig to workers on the Potomac River.
DC Water begins drilling in Potomac River to explore options to rehab underwater sewer line
When one of your major sewer lines runs through the Potomac River, a backhoe and trencher won't do. That's why we've got helicopters carrying a 14-ton drill and workers suspended midair over the Potomac.
Upcoming Meeting
Date
June 24, 2025
Tuesday, 9:30 AM