US Bridges

I-176 NB (lr 1011) over Pa 568 & Allegheny Cr.

Fair

Berks County, Pennsylvania · So. of Pa 568 Interchange · Structure no. 000000000004728

Built
1962
63 years old, rebuilt 2008
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
253 ft
3 main spans
Daily traffic
9,452
2023 count
Owner
State
State Highway Agency

About this bridge

I-176 NB (lr 1011) over Pa 568 & Allegheny Cr. is a prestressed concrete box beam or girders - multiple carrying I-176 NB (lr 1011) over Pa 568 & Allegheny Cr. in Berks County, Pennsylvania. It was built in 1962 and reconstructed in 2008, so it is 63 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 9,452 vehicles a day, roughly 12% of them trucks, projected to reach 12,102 by 2032. The structure is 253 ft (77.1 m) long and 35 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

Location

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CarriesI-176 NB (lr 1011)
CrossesPa 568 & Allegheny Cr.
LocationSo. of Pa 568 Interchange
RouteInterstate 176
CountyBerks County
StatePennsylvania
Coordinates40.24853, -75.91426
Functional classRural 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be 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 rating64.3 US tons
Inventory rating21.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length253 ft (77.1 m)
Longest span73 ft (22.3 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,452 (2023)
Projected traffic12,102 by 2032
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed16.2 mi (26 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-176 NB (lr 1011) over Pa 568 & Allegheny Cr. built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2008.

What condition is I-176 NB (lr 1011) over Pa 568 & Allegheny Cr. 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 April 2024.

How much traffic does I-176 NB (lr 1011) over Pa 568 & Allegheny Cr. carry?

About 9,452 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is I-176 NB (lr 1011) over Pa 568 & Allegheny Cr.?

The structure is 253 ft (77.1 m) long with a longest span of 73 ft (22.3 m) and a deck 35 ft wide.

Who owns I-176 NB (lr 1011) over Pa 568 & Allegheny Cr.?

It is owned by the State Highway Agency.