Questions about the work can be directed to the State Highway Administration District 3 Office at 301-513-7300 or 1-800-749-0737. For a list of all major State Highway projects, go to its project portal or visit its homepage at roads.maryland.gov. To see real-time traffic conditions, go to md511.maryland.gov


Montgomery County Fire and Rescue Services (MCFRS) responded to a vehicle fire involving a “Chariots for Hire” charter/limo bus on the inner loop of I495, between River Rd. and the I270 spur on Tuesday morning around 11am. According to Chief Spokesperson for MCFRS Pete Piringer, the fire has been extinguished and there were no passengers on board. No injuries have been reported. Some lanes are currently blocked and drivers should expect residual delays.

Per @mcfrsPIO on Twitter: “Traffic Advisory – IL I495 beltway north of River Road before Bradley Boulevard overpass, right side of road way is blocked, traffic gets by to the left, @mcfrs PE710, E752, PE726, T706, UT752, BC702, PIO on scene @MDSHA @MDSP @MCDOTNow”


Transurban has announced that Accelerate Maryland Partners (AM Partners) has decided not to proceed with the Maryland Express Lanes Project and as a result has today submitted a notice to terminate to the Maryland Department of Transportation (MDOT) in regard to the preferred developer agreement. Additional information below, per the Transurban press release:

AM Partners was originally selected in February 2021 as Maryland’s preferred developer for Phase 1 of the project. Since that time, extensive work has been undertaken on the project and draft concession agreement in partnership with MDOT. However, the project continues to face challenges including significant delays to environmental approvals, changing political landscape and environmental lawsuits that remain unresolved. Following extensive good faith negotiations by AM Partners, agreement with MDOT on the form of the concession agreement has not been reached and a committed section proposal will not be submitted by the deadline of 21 March 2023.


A Maryland Department of Transportation State Highway Administration (MDOT SHA) bridge rehabilitation project is bringing Safe Zones Automated Speed Enforcement (“speed cameras”) back to the Beltway. This project involves the rehabilitation of the bridge carrying I-95 above the Outer Loop of the Beltway (I-495 West) within the I-495/I-95 interchange in College Park. Contractor crews will be repairing the bridge’s deck joints as well as its concrete piers and columns.

The Automated Speed Enforcement is focused on traffic on the Outer Loop of the Beltway, just past the split with I-95 North, headed towards New Hampshire Avenue and into Montgomery County. In a written statement, the State Highway Administration (MDOT SHA) highlighted the different phases of this Automated Speed Enforcement effort:


Montgomery County Fire and Rescue responded to two separate collisions in between Connecticut Avenue and Rockville Pike/NB I270 on Thursday morning around 8am. According to Chief Spokesperson for MCFRS Pete Piringer, the first collision involved multiple vehicles, including one vehicle that hit the median/jersey wall/divider.

The second collision on the OL I495, prior to exit/split to NB I270, involved an overturned vehicle. One adult is  is being transported by EMS with Priority 2 trauma. Some lanes are currently blocked prior to exit 34 and drivers should expect delays. We will post an update when additional information becomes available.


Montgomery County Fire and Rescue Services are on the scene of an overturned dump truck on I495 between Georgia Ave and Colesville Rd. There are currently significant delays on both the Inner and Outer loop of the highway. The driver of the truck was briefly entrapped in the vehicle and is reported to have suffered minor injuries.

According to @WTOPtraffic on Twitter, the left lanes are currently blocked due to the collision and spilled debris. Drivers are advised to seek and alternate route and to expect significant delays.  We will post an update when additional information becomes available.


Last week the Maryland Department of Transportation announced the next steps for the State of Maryland’s Traffic Relief Plan, which included a10-month extension for private companies to submit proposals. On Friday, Governor-Elect Wes Moore issued the following statement:

Under Lt. Gov.-Elect Aruna Miller’s leadership, the Moore-Miller administration is eager to work collaboratively with Comptroller-elect Brooke Lierman, Treasurer Dereck Davis, the Maryland General Assembly, County Executive Marc Erich, and our communities to find the best path forward.”


Montgomery County Fire and Rescue Services (MCFRS) were called to the scene of a fuel spill on the outer loop of I-495 between New Hampshire Avenue and University Boulevard at approximately 1:38pm on Tuesday afternoon, according to MCFRS Public Information Officer Pete Piringer. 

The driver of a truck with an 80 gallon fuel tank struck an object on the road, causing damage that led to the fuel tank leaking on the highway. The three right lanes of the outer loop in the area of spill remain blocked as of 3:30pm. Ramps onto the outer loop of I-495 from New Hampshire Avenue are currently closed as hazmat crews continue to work.


Montgomery County Fire and Rescue Services responded to a collision involving an overturned concrete truck on Monday, November 7, around 2:45pm. According to Chief Spokesperson for MCFRS Pete Piringer, the incident involved two vehicles and has blocked several lanes of the Inner Loop I495 between Colesville Rd and University Blvd.  EMS has transported two patients with non life-threating injuries. We will post an update when more information becomes available.

Per @mcfrsPIO on twitter: “Update – IL I495 beltway IAO Exit29 University Blvd., overturned concrete truck, @mcfrs responded, @MCFRS_EMIHS transported 2 Pri3 patients, both NLT, some lanes blocked @MDSHA @MDSP @MCDOTNow”


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