US Bridges

Is 68 WB over Md 936

Fair

Allegany County, Maryland · 0.86 MI W of Md 36 · Structure no. 100000010113014

Built
1972
53 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
159 ft
3 main spans
Daily traffic
23,640
2009 count
Owner
State
State Highway Agency

About this bridge

Is 68 WB over Md 936 is a steel stringer/multi-beam or girder carrying Is 68 WB over Md 936 in Allegany County, Maryland. It was built in 1972, so it is 53 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 23,640 vehicles a day, roughly 8% of them trucks, projected to reach 36,500 by 2029. The structure is 159 ft (48.5 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIs 68 WB
CrossesMd 936
Location0.86 MI W of Md 36
RouteInterstate 68
Coordinates39.63367, -78.93318
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.5 US tons
Inventory rating44.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length159 ft (48.5 m)
Longest span88 ft (26.8 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,640 (2009)
Projected traffic36,500 by 2029
Trucks8%
Lanes on structure2
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 68 WB over Md 936 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Is 68 WB over Md 936 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 May 2023.

How much traffic does Is 68 WB over Md 936 carry?

About 23,640 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Is 68 WB over Md 936?

The structure is 159 ft (48.5 m) long with a longest span of 88 ft (26.8 m) and a deck 43 ft wide.

Who owns Is 68 WB over Md 936?

It is owned by the State Highway Agency.