US Bridges

South Highland Ave over Ellsworth E Busway Nsr

Fair

Allegheny County, Pennsylvania · 100 S Highland Ave Bridge · Structure no. 000000000048206

Built
1925
100 years old, rebuilt 2013
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
117 ft
2 main spans
Daily traffic
8,242
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

South Highland Ave over Ellsworth E Busway Nsr is a steel stringer/multi-beam or girder carrying South Highland Ave over Ellsworth E Busway Nsr in Allegheny County, Pennsylvania. It was built in 1925 and reconstructed in 2013, so it is 100 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 8,242 vehicles a day, roughly 13% of them trucks, projected to reach 11,101 by 2043. The structure is 117 ft (35.7 m) long and 62 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSouth Highland Ave
CrossesEllsworth E Busway Nsr
Location100 S Highland Ave Bridge
RouteCity Street 0
Coordinates40.45911, -79.92514
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating57.5 US tons
Inventory rating44 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length117 ft (35.7 m)
Longest span74 ft (22.6 m)
Deck width62 ft (19 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,242 (2023)
Projected traffic11,101 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was South Highland Ave over Ellsworth E Busway Nsr built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2013.

What condition is South Highland Ave over Ellsworth E Busway Nsr 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 November 2023.

How much traffic does South Highland Ave over Ellsworth E Busway Nsr carry?

About 8,242 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is South Highland Ave over Ellsworth E Busway Nsr?

The structure is 117 ft (35.7 m) long with a longest span of 74 ft (22.6 m) and a deck 62 ft wide.

Who owns South Highland Ave over Ellsworth E Busway Nsr?

It is owned by the City or Municipal Highway Agency.