US Bridges

Is 83 Nbr over Shawan Road Ebr

Fair

Baltimore County, Maryland · 0.91 MI N of Beaverdam RD · Structure no. 100000030058011

Built
1953
72 years old, rebuilt 1999
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
33,380
2006 count
Owner
State
State Highway Agency

About this bridge

Is 83 Nbr over Shawan Road Ebr is a prestressed concrete stringer/multi-beam or girder carrying Is 83 Nbr over Shawan Road Ebr in Baltimore County, Maryland. It was built in 1953 and reconstructed in 1999, so it is 72 years old, older 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 33,380 vehicles a day, roughly 18% of them trucks, projected to reach 36,050 by 2026. The structure is 106 ft (32.3 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

No coordinates are recorded for this structure.

CarriesIs 83 Nbr
CrossesShawan Road Ebr
Location0.91 MI N of Beaverdam RD
RouteInterstate 83
Functional classRural Principal Arterial - Interstate

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 inspectionJuly 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 rating75.9 US tons
Inventory rating45.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span100 ft (30.5 m)
Deck width65 ft (19.8 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,380 (2006)
Projected traffic36,050 by 2026
Trucks18%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Is 83 Nbr over Shawan Road Ebr built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1999.

What condition is Is 83 Nbr over Shawan Road Ebr 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 July 2023.

How much traffic does Is 83 Nbr over Shawan Road Ebr carry?

About 33,380 vehicles per day (2006 count), of which roughly 18% are trucks.

How long is Is 83 Nbr over Shawan Road Ebr?

The structure is 106 ft (32.3 m) long with a longest span of 100 ft (30.5 m) and a deck 65 ft wide.

Who owns Is 83 Nbr over Shawan Road Ebr?

It is owned by the State Highway Agency.