US Bridges

SR 0070 over Donnan Avenue

Fair

Washington County, Pennsylvania · City of Washington · Structure no. 000000000034475

Built
1960
65 years old, rebuilt 1993
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
146 ft
3 main spans
Daily traffic
29,853
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0070 over Donnan Avenue is a prestressed concrete box beam or girders - multiple carrying SR 0070 over Donnan Avenue in Washington County, Pennsylvania. It was built in 1960 and reconstructed in 1993, so it is 65 years old, older than the Pennsylvania average of 54.8 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 29,853 vehicles a day, roughly 18% of them trucks, projected to reach 23,477 by 2032. The structure is 146 ft (44.5 m) long and 52 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR 0070
CrossesDonnan Avenue
LocationCity of Washington
RouteInterstate 70
CountyWashington County
StatePennsylvania
Coordinates40.18377, -80.25852
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating50 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length146 ft (44.5 m)
Longest span56 ft (17.1 m)
Deck width52 ft (15.7 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,853 (2024)
Projected traffic23,477 by 2032
Trucks18%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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$1.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 0070 over Donnan Avenue built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1993.

What condition is SR 0070 over Donnan 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 August 2023.

How much traffic does SR 0070 over Donnan Avenue carry?

About 29,853 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is SR 0070 over Donnan Avenue?

The structure is 146 ft (44.5 m) long with a longest span of 56 ft (17.1 m) and a deck 52 ft wide.

Who owns SR 0070 over Donnan Avenue?

It is owned by the State Highway Agency.