US Bridges

I-76 over Broad Street

Fair

Philadelphia County, Pennsylvania · Broad ST Overpass 37E06 · Structure no. 000000000039186

Built
1957
68 years old, rebuilt 1995
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
302 ft
3 main spans
Daily traffic
80,588
2022 count
Owner
Toll Authority
Local Toll Authority

About this bridge

I-76 over Broad Street is a steel continuous stringer/multi-beam or girder carrying I-76 over Broad Street in Philadelphia County, Pennsylvania. It was built in 1957 and reconstructed in 1995, so it is 68 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 80,588 vehicles a day, roughly 6% of them trucks, projected to reach 98,333 by 2042. The structure is 302 ft (92 m) long and 102 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-76
CrossesBroad Street
LocationBroad ST Overpass 37E06
RouteInterstate 76
Coordinates39.9125, -75.1725
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length302 ft (92 m)
Longest span117 ft (35.7 m)
Deck width102 ft (31.2 m)
Roadway width97 ft (29.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80,588 (2022)
Projected traffic98,333 by 2042
Trucks6%
Lanes on structure6
Traffic directionTwo-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

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-76 over Broad Street built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1995.

What condition is I-76 over Broad Street 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 2024.

How much traffic does I-76 over Broad Street carry?

About 80,588 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is I-76 over Broad Street?

The structure is 302 ft (92 m) long with a longest span of 117 ft (35.7 m) and a deck 102 ft wide.

Who owns I-76 over Broad Street?

It is owned by the Local Toll Authority.