US Bridges

T-525; Bow Ck RD over I-81; SR 0081

Fair

Dauphin County, Pennsylvania · Grantville · Structure no. 000000000014254

Built
1968
57 years old, rebuilt 2007
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
295 ft
5 main spans
Daily traffic
9,286
2023 count
Owner
State
State Highway Agency

About this bridge

T-525; Bow Ck RD over I-81; SR 0081 is a prestressed concrete box beam or girders - multiple carrying T-525; Bow Ck RD over I-81; SR 0081 in Dauphin County, Pennsylvania. It was built in 1968 and reconstructed in 2007, so it is 57 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 9,286 vehicles a day, roughly 8% of them trucks, projected to reach 16,403 by 2032. The structure is 295 ft (89.9 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT-525; Bow Ck RD
CrossesI-81; SR 0081
LocationGrantville
RouteState Highway 0
Coordinates40.38007, -76.66102
Functional classUrban Minor Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length295 ft (89.9 m)
Longest span72 ft (21.9 m)
Deck width37 ft (11.4 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,286 (2023)
Projected traffic16,403 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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
NavigationNot applicable (no waterway)

Frequently asked questions

When was T-525; Bow Ck RD over I-81; SR 0081 built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2007.

What condition is T-525; Bow Ck RD over I-81; SR 0081 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 2024.

How much traffic does T-525; Bow Ck RD over I-81; SR 0081 carry?

About 9,286 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is T-525; Bow Ck RD over I-81; SR 0081?

The structure is 295 ft (89.9 m) long with a longest span of 72 ft (21.9 m) and a deck 37 ft wide.

Who owns T-525; Bow Ck RD over I-81; SR 0081?

It is owned by the State Highway Agency.