US Bridges

Shelbourne Road over Tributary to West Branch

Fair

Baltimore County, Maryland · 0.17 MI S of Locust Ave · Structure no. 200000B-0186010

Built
1930
95 years old, rebuilt 1990
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
3,000
2023 count
Owner
County
County Highway Agency

About this bridge

Shelbourne Road over Tributary to West Branch is a prestressed concrete stringer/multi-beam or girder carrying Shelbourne Road over Tributary to West Branch in Baltimore County, Maryland. It was built in 1930 and reconstructed in 1990, so it is 95 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 3,000 vehicles a day, roughly 5% of them trucks, projected to reach 5,600 by 2043. The structure is 26 ft (7.8 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesShelbourne Road
CrossesTributary to West Branch
Location0.17 MI S of Locust Ave
RouteCounty Highway 3043
Coordinates39.25019, -76.70494
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating62.9 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length26 ft (7.8 m)
Longest span25 ft (7.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic5,600 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Shelbourne Road over Tributary to West Branch built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1990.

What condition is Shelbourne Road over Tributary to West Branch 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 June 2023.

How much traffic does Shelbourne Road over Tributary to West Branch carry?

About 3,000 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Shelbourne Road over Tributary to West Branch?

The structure is 26 ft (7.8 m) long with a longest span of 25 ft (7.6 m) and a deck 32 ft wide.

Who owns Shelbourne Road over Tributary to West Branch?

It is owned by the County Highway Agency.