Alert from DC Water:

“Starting on or about Aug. 7, 2026, weather permitting, drivers can expect a temporary lane closure southbound on Rock Creek and Potomac Parkway NW near the intersection of Virginia Avenue NW and F Street NW. The closure will allow DC Water crews to pour a large concrete foundation for the Potomac River Tunnel Project. The foundation will provide a strong base for the tunnel shaft, supporting the next phase of tunnel construction.

The concrete pour is scheduled to begin at approximately 11 p.m. on Friday, August 7, and continue through approximately 3 p.m. on Saturday, August 8. Once the concrete pour begins, (more…)


“Dear PoPville,

Is anyone talking about the Park Service putting down loose gravel to fill potholes on the hilly, curvy roads that lead into Rock Creek Park? I’m specifically thinking of Ridge Road and Morrow Drive, but based on the markings they’re putting down, it appears they will be doing this everywhere. As a cyclist I can tell you that these inclined streets have been made *extremely dangerous* by the addition of these large, random patches of loose gravel, but I can’t find any information about it online.”

OP shares a National Park Service (NPS) inquiry into the situation: (more…)



Piney Branch Parkway near 17th Street, NW

All those trees have been cut down!!

Ed. Note: Anyone remember when back in 2014 they planted all those trees so, allegedly, folks would stop playing soccer on the grass…?

“Dear PoPville,

Do you have any information on all the work being done on Piney Branch? What are they putting in there?” (more…)


Update from NPS:

“The National Park Service (NPS) is taking steps to ensure public safety following the discovery of two sinkholes at the P Street NW ramp to northbound Rock Creek and Potomac Parkway. The ramp will remain closed until the sinkholes are fully evaluated and corrective action can be taken. (more…)



From DC Water: “Noticed the green in Rock Creek this weekend? It’s just a test & is long gone. We used dye to investigate a sinkhole & void near a sewer line on the ramp to Rock Creek & Potomac Pkwy from P St NW. It’s perfectly safe, non-toxic & meets EPA standards. No cause for alarm.”

From NPS:

“The National Park Service (NPS) is taking steps to ensure public safety following the discovery of two sinkholes at the P Street NW ramp to northbound Rock Creek and Potomac Parkway. The ramp will remain closed until the sinkholes are fully evaluated and corrective action can be taken. (more…)


From the National Park Service:

“Approximately 50,000 vehicles travel Rock Creek and Potomac Parkway (RCPP) each day, making it a vital connection between northwest Washington, D.C., and downtown. The National Park Service (NPS) is committed to ensuring a safe and smooth experience for all road users. To enhance safety and improve operations, the NPS is developing a Multimodal Safety and Operational Improvements Plan. This plan will address traffic patterns and infrastructure needs along the corridor from the intersection of RCPP at Shoreham and Beach Drives NW to the intersection of Ohio Drive SW at Independence Avenue and 23rd Street SW.

The NPS invites the public to attend a virtual public meeting and share written comments on the development of the Plan and a corresponding Environmental Assessment (EA) for RCPP.

Purpose of the Plan (more…)



previous mega pothole on RCP

“Dear PoPville,

Wanted to report a killer pothole on Rock Creek Parkway NB, in the right hand lane after crossing Virginia Ave. Popped my tire today, and pretty sure I witnessed another victim pulling off at the Mass. Ave exit”


“Dear PoPville,

I recently took a new job in Virginia that is not metro accessible, and my commute requires me to take Rock Creek Parkway to Beach Drive home. The “exit” to Beach Drive under the Taft Bridge is a mess every day.

I’m one of those people who dutifully waits in the long line, while dozens of people try to cut it, which only makes the traffic worse. That said, I know the efficiency of zipper merges, and this basically is two lanes merging into one.

Is this “exit” supposed to be a zipper merge? (more…)


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