US Bridges

Brown Station Road over Cabin Branch

FairPosted for load

Prince George's County, Maryland · 1.61 Miles N of Md 725 · Structure no. 200000P-0502040

Built
1964
61 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
43 ft
2 main spans
Daily traffic
8,974
2023 count
Owner
County
County Highway Agency

About this bridge

Brown Station Road over Cabin Branch is a concrete continuous slab carrying Brown Station Road over Cabin Branch in Prince George's County, Maryland. It was built in 1964, so it is 61 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 8,974 vehicles a day, roughly 10% of them trucks, projected to reach 13,874 by 2045. The structure is 43 ft (13.1 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBrown Station Road
CrossesCabin Branch
Location1.61 Miles N of Md 725
RouteCounty Highway 99
Coordinates38.83965, -76.77521
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span21 ft (6.4 m)
Deck width36 ft (11.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,974 (2023)
Projected traffic13,874 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$11,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Brown Station Road over Cabin Branch built?

It was built in 1964, making it 61 years old in 2025.

What condition is Brown Station Road over Cabin 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 March 2024.

How much traffic does Brown Station Road over Cabin Branch carry?

About 8,974 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Brown Station Road over Cabin Branch?

The structure is 43 ft (13.1 m) long with a longest span of 21 ft (6.4 m) and a deck 36 ft wide.

Who owns Brown Station Road over Cabin Branch?

It is owned by the County Highway Agency.