US Bridges

US 40 Alt over Braddock Run

Fair

Allegany County, Maryland · 0.02 MI W of Md 55 · Structure no. 100000010025020

Built
1947
78 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
41 ft
Daily traffic
9,951
2018 count
Owner
State
State Highway Agency

About this bridge

US 40 Alt over Braddock Run is a concrete culvert carrying US 40 Alt over Braddock Run in Allegany County, Maryland. It was built in 1947, so it is 78 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.

It carries about 9,951 vehicles a day, roughly 8% of them trucks, projected to reach 9,961 by 2038. The structure is 41 ft (12.6 m) long. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesUS 40 Alt
CrossesBraddock Run
Location0.02 MI W of Md 55
RouteU.S. Route 40
CountyAllegany County
StateMaryland
Coordinates39.64334, -78.88871
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating34.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans0
Design loadH 20
Structure length41 ft (12.6 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,951 (2018)
Projected traffic9,961 by 2038
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 40 Alt over Braddock Run built?

It was built in 1947, making it 78 years old in 2025.

What condition is US 40 Alt over Braddock Run 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 January 2025.

How much traffic does US 40 Alt over Braddock Run carry?

About 9,951 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is US 40 Alt over Braddock Run?

The structure is 41 ft (12.6 m) long with a longest span of 20 ft (6.1 m).

Who owns US 40 Alt over Braddock Run?

It is owned by the State Highway Agency.