US Bridges

I-76 (wb) over Moyamensing St;twentieth

Good

Philadelphia County, Pennsylvania · Moyamensing Ovpass 37D06 · Structure no. 000000000039184

Built
1957
68 years old, rebuilt 1986
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
474 ft
8 main spans
Daily traffic
23,768
2022 count
Owner
Toll Authority
Local Toll Authority

About this bridge

I-76 (wb) over Moyamensing St;twentieth is a steel continuous stringer/multi-beam or girder carrying I-76 (wb) over Moyamensing St;twentieth in Philadelphia County, Pennsylvania. It was built in 1957 and reconstructed in 1986, 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 23,768 vehicles a day, roughly 6% of them trucks, projected to reach 29,001 by 2042. The structure is 474 ft (144.5 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-76 (wb)
CrossesMoyamensing St;twentieth
LocationMoyamensing Ovpass 37D06
RouteInterstate 76
CountyPhiladelphia County
StatePennsylvania
Coordinates39.9133, -75.18139
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length474 ft (144.5 m)
Longest span96 ft (29.3 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,768 (2022)
Projected traffic29,001 by 2042
Trucks6%
Lanes on structure3
Traffic directionOne-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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.4 million (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-76 (wb) over Moyamensing St;twentieth built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1986.

What condition is I-76 (wb) over Moyamensing St;twentieth 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 (wb) over Moyamensing St;twentieth carry?

About 23,768 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is I-76 (wb) over Moyamensing St;twentieth?

The structure is 474 ft (144.5 m) long with a longest span of 96 ft (29.3 m) and a deck 47 ft wide.

Who owns I-76 (wb) over Moyamensing St;twentieth?

It is owned by the Local Toll Authority.