US Bridges

Is 68 over Patterson Avenue

Fair

Allegany County, Maryland · 0.54 Mile East of US 220 · Structure no. 100000010103010

Built
1968
57 years old, rebuilt 2014
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
158 ft
3 main spans
Daily traffic
46,611
2013 count
Owner
State
State Highway Agency

About this bridge

Is 68 over Patterson Avenue is a steel continuous stringer/multi-beam or girder carrying Is 68 over Patterson Avenue in Allegany County, Maryland. It was built in 1968 and reconstructed in 2014, so it is 57 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 46,611 vehicles a day, roughly 18% of them trucks, projected to reach 74,900 by 2030. The structure is 158 ft (48.2 m) long and 87 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesIs 68
CrossesPatterson Avenue
Location0.54 Mile East of US 220
RouteInterstate 68
CountyAllegany County
StateMaryland
Coordinates39.64446, -78.79057
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
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 rating69 US tons
Inventory rating41.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length158 ft (48.2 m)
Longest span69 ft (21 m)
Deck width87 ft (26.5 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,611 (2013)
Projected traffic74,900 by 2030
Trucks18%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$902,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 68 over Patterson Avenue built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2014.

What condition is Is 68 over Patterson Avenue 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 2024.

How much traffic does Is 68 over Patterson Avenue carry?

About 46,611 vehicles per day (2013 count), of which roughly 18% are trucks.

How long is Is 68 over Patterson Avenue?

The structure is 158 ft (48.2 m) long with a longest span of 69 ft (21 m) and a deck 87 ft wide.

Who owns Is 68 over Patterson Avenue?

It is owned by the State Highway Agency.