US Bridges

I-76 over Randolph Street

Good

Philadelphia County, Pennsylvania · Randolph Overpass 37G06 · Structure no. 000000000039189

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

About this bridge

I-76 over Randolph Street is a steel continuous stringer/multi-beam or girder carrying I-76 over Randolph 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 80,588 vehicles a day, roughly 6% of them trucks, projected to reach 98,333 by 2042. The structure is 150 ft (45.7 m) long and 130 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-76
CrossesRandolph Street
LocationRandolph Overpass 37G06
RouteInterstate 76
Coordinates39.91056, -75.15889
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating38.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span57 ft (17.4 m)
Deck width130 ft (39.7 m)
Roadway width108 ft (32.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80,588 (2022)
Projected traffic98,333 by 2042
Trucks6%
Lanes on structure7
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$22 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-76 over Randolph 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 Randolph Street in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

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

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

How long is I-76 over Randolph Street?

The structure is 150 ft (45.7 m) long with a longest span of 57 ft (17.4 m) and a deck 130 ft wide.

Who owns I-76 over Randolph Street?

It is owned by the Local Toll Authority.