US Bridges

Md 543 over Is 95

Fair

Harford County, Maryland · 0.23 Mile North of Md 7 · Structure no. 100000120077010

Built
1991
34 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
387 ft
3 main spans
Daily traffic
18,391
2006 count
Owner
State
State Highway Agency

About this bridge

Md 543 over Is 95 is a steel continuous stringer/multi-beam or girder carrying Md 543 over Is 95 in Harford County, Maryland. It was built in 1991, so it is 34 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 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 18,391 vehicles a day, roughly 8% of them trucks, projected to reach 21,205 by 2026. The structure is 387 ft (118 m) long and 105 ft wide.

Location

Open in Google Maps
CarriesMd 543
CrossesIs 95
Location0.23 Mile North of Md 7
RouteState Highway 543
CountyHarford County
StateMaryland
Coordinates39.48447, -76.25136
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 rating72 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length387 ft (118 m)
Longest span135 ft (41.1 m)
Deck width105 ft (32 m)
Roadway width102 ft (31.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,391 (2006)
Projected traffic21,205 by 2026
Trucks8%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$268,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 543 over Is 95 built?

It was built in 1991, making it 34 years old in 2025.

What condition is Md 543 over Is 95 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 October 2023.

How much traffic does Md 543 over Is 95 carry?

About 18,391 vehicles per day (2006 count), of which roughly 8% are trucks.

How long is Md 543 over Is 95?

The structure is 387 ft (118 m) long with a longest span of 135 ft (41.1 m) and a deck 105 ft wide.

Who owns Md 543 over Is 95?

It is owned by the State Highway Agency.