US Bridges

I-81 SB (lr 1005) over Pa 25 (lr 740)

Fair

Schuylkill County, Pennsylvania · Exit 112(34) Pa 25 · Structure no. 000000000030575

Built
1969
56 years old, rebuilt 1988
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
152 ft
1 main span
Daily traffic
12,544
2024 count
Owner
State
State Highway Agency

About this bridge

I-81 SB (lr 1005) over Pa 25 (lr 740) is a prestressed concrete box beam or girders - multiple carrying I-81 SB (lr 1005) over Pa 25 (lr 740) in Schuylkill County, Pennsylvania. It was built in 1969 and reconstructed in 1988, so it is 56 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 6 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 12,544 vehicles a day, roughly 31% of them trucks, projected to reach 15,784 by 2032. The structure is 152 ft (46.3 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-81 SB (lr 1005)
CrossesPa 25 (lr 740)
LocationExit 112(34) Pa 25
RouteInterstate 81
Coordinates40.6624, -76.39274
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20 + Mod
Structure length152 ft (46.3 m)
Longest span78 ft (23.8 m)
Deck width43 ft (13.2 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,544 (2024)
Projected traffic15,784 by 2032
Trucks31%
Lanes on structure2
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

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$124,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-81 SB (lr 1005) over Pa 25 (lr 740) built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1988.

What condition is I-81 SB (lr 1005) over Pa 25 (lr 740) 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 July 2024.

How much traffic does I-81 SB (lr 1005) over Pa 25 (lr 740) carry?

About 12,544 vehicles per day (2024 count), of which roughly 31% are trucks.

How long is I-81 SB (lr 1005) over Pa 25 (lr 740)?

The structure is 152 ft (46.3 m) long with a longest span of 78 ft (23.8 m) and a deck 43 ft wide.

Who owns I-81 SB (lr 1005) over Pa 25 (lr 740)?

It is owned by the State Highway Agency.