US Bridges

Md 543 over James Run

Fair

Harford County, Maryland · 1.23 Mile South of Md 136 · Structure no. 100000120051030

Built
1988
37 years old
Condition
Fair
inspected March 2024
Type
Culvert
Steel
Length
56 ft
Daily traffic
18,082
2013 count
Owner
State
State Highway Agency

About this bridge

Md 543 over James Run is a steel culvert carrying Md 543 over James Run in Harford County, Maryland. It was built in 1988, so it is 37 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 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 18,082 vehicles a day, roughly 8% of them trucks, projected to reach 35,401 by 2029. The structure is 56 ft (17 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMd 543
CrossesJames Run
Location1.23 Mile South of Md 136
RouteState Highway 543
CountyHarford County
StateMaryland
Coordinates39.49203, -76.25884
Functional classRural Major 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
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 inspectionMarch 2024
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 rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadHS 20
Structure length56 ft (17 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,082 (2013)
Projected traffic35,401 by 2029
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 543 over James Run built?

It was built in 1988, making it 37 years old in 2025.

What condition is Md 543 over James 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 March 2024.

How much traffic does Md 543 over James Run carry?

About 18,082 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is Md 543 over James Run?

The structure is 56 ft (17 m) long with a longest span of 16 ft (4.9 m).

Who owns Md 543 over James Run?

It is owned by the State Highway Agency.