US Bridges

Pa Tpk (I-476) over Black Creek

Fair

Carbon County, Pennsylvania · 1 MI S of Pocono Interch. · Structure no. 000000000009170

Built
1955
70 years old, rebuilt 1989
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
220 ft
3 main spans
Daily traffic
24,228
2004 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk (I-476) over Black Creek is a steel continuous stringer/multi-beam or girder carrying Pa Tpk (I-476) over Black Creek in Carbon County, Pennsylvania. It was built in 1955 and reconstructed in 1989, so it is 70 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 5 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 24,228 vehicles a day, roughly 20% of them trucks, projected to reach 33,038 by 2030. The structure is 220 ft (67.1 m) long and 64 ft wide.

CarriesPa Tpk (I-476)
CrossesBlack Creek
Location1 MI S of Pocono Interch.
RouteInterstate 476
Coordinates41.07088, -75.69826
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating60 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span84 ft (25.6 m)
Deck width64 ft (19.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,228 (2004)
Projected traffic33,038 by 2030
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa Tpk (I-476) over Black Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1989.

What condition is Pa Tpk (I-476) over Black Creek 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 Pa Tpk (I-476) over Black Creek carry?

About 24,228 vehicles per day (2004 count), of which roughly 20% are trucks.

How long is Pa Tpk (I-476) over Black Creek?

The structure is 220 ft (67.1 m) long with a longest span of 84 ft (25.6 m) and a deck 64 ft wide.

Who owns Pa Tpk (I-476) over Black Creek?

It is owned by the State Toll Authority.