US 50 sign

US 50 sign)

​Motorists Should Expect Nighttime Ramp Closures and Detours 

(August 17, 2022) – The Maryland Department of Transportation State Highway Administration (MDOT SHA) will begin overnight work this week on a project to resurface six interchange ramps at the US 50 (John Hanson Highway)/MD 424 (Davidsonville Road) in Davidsonville, Anne Arundel County.

Starting at 8 p.m. tonight, Wednesday, August 17, crews will resurface the following ramps in sequential order:

  1. Eastbound US 50 to northbound and southbound MD 424.
  2. Westbound US 50 to northbound and southbound MD 424.
  3. Northbound MD 424 to eastbound US 50.
  4. Southbound MD 424 to eastbound US 50.
  5. Northbound MD 424 to westbound US 50.
  6. Southbound MD 424 to westbound US 50.

A detour will be set up to direct drivers to US 301 (Crain Highway) and MD 450 (Parole/Annapolis). Portable variable message signs and temporary traffic signage will be in place to guide motorists through the detour. All work will take place overnight between 8 p.m. and 5 a.m. and is scheduled to be complete next week, weather permitting. MDOT SHA contractor F.O. Day Company, of Rockville, will perform the work.

Customers who have questions about this work may contact the MDOT SHA District 5 Office at 410-841-1000 or toll-free at 1-800-331-5603. MDOT SHA works hard to maintain safe traffic mobility in work zones for our crews and our customers. Drivers need to stay alert, focus on driving and look for reduced speed limits and other driving pattern changes. Please drive like you work here and slow down in construction zones.​

Motorists in need may dial #77 on their mobile device for roadside assistance.

For a list of all major MDOT SHA projects, go to Project Portal. Visit our homepage at For a look at real-time traffic conditions, go to​

Editor’s Note

From intersection improvements to widening and new interchange construction, MDOT SHA is investing in projects to enhance the commute and daily travel for millions of Marylanders.  MDOT SHA maintains more than 2,500 bridges and 17,000 miles of non-toll state roads – the interstate, US and state numbered routes in Maryland’s 23 counties.