US Bridges

Md 648E over Md 10

Fair

Anne Arundel County, Maryland · 0.22 MI N of Md 270 · Structure no. 100000020116010

Built
1976
49 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
328 ft
2 main spans
Daily traffic
10,890
2009 count
Owner
State
State Highway Agency

About this bridge

Md 648E over Md 10 is a steel continuous stringer/multi-beam or girder carrying Md 648E over Md 10 in Anne Arundel County, Maryland. It was built in 1976, so it is 49 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,890 vehicles a day, roughly 8% of them trucks, projected to reach 18,171 by 2026. The structure is 328 ft (100 m) long and 113 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMd 648E
CrossesMd 10
Location0.22 MI N of Md 270
RouteState Highway 648E
CountyAnne Arundel County
StateMaryland
Coordinates39.15746, -76.60319
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating55.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length328 ft (100 m)
Longest span121 ft (36.9 m)
Deck width113 ft (34.5 m)
Roadway width110 ft (33.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,890 (2009)
Projected traffic18,171 by 2026
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Md 648E over Md 10 built?

It was built in 1976, making it 49 years old in 2025.

What condition is Md 648E over Md 10 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Md 648E over Md 10 carry?

About 10,890 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 648E over Md 10?

The structure is 328 ft (100 m) long with a longest span of 121 ft (36.9 m) and a deck 113 ft wide.

Who owns Md 648E over Md 10?

It is owned by the State Highway Agency.