US Bridges

Is 81 SB over Maugansville Road

Fair

Washington County, Maryland · 0.38 Mile North of Md 58 · Structure no. 100000210055012

Built
1958
67 years old, rebuilt 1985
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
189 ft
2 main spans
Daily traffic
63,000
2009 count
Owner
State
State Highway Agency

About this bridge

Is 81 SB over Maugansville Road is a steel continuous stringer/multi-beam or girder carrying Is 81 SB over Maugansville Road in Washington County, Maryland. It was built in 1958 and reconstructed in 1985, so it is 67 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 63,000 vehicles a day, roughly 8% of them trucks, projected to reach 93,080 by 2029. The structure is 189 ft (57.6 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIs 81 SB
CrossesMaugansville Road
Location0.38 Mile North of Md 58
RouteInterstate 81
CountyWashington County
StateMaryland
Coordinates39.66869, -77.73649
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating65.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length189 ft (57.6 m)
Longest span59 ft (18 m)
Deck width49 ft (14.9 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63,000 (2009)
Projected traffic93,080 by 2029
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 81 SB over Maugansville Road built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1985.

What condition is Is 81 SB over Maugansville Road 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 September 2024.

How much traffic does Is 81 SB over Maugansville Road carry?

About 63,000 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Is 81 SB over Maugansville Road?

The structure is 189 ft (57.6 m) long with a longest span of 59 ft (18 m) and a deck 49 ft wide.

Who owns Is 81 SB over Maugansville Road?

It is owned by the State Highway Agency.