US Bridges

SR 0081 I-81 NB over RR & Roaring Bk &mill ST

Good

Lackawanna County, Pennsylvania · Dunmore Boro 1.5M N TR307 · Structure no. 000000000039621

Built
1996
29 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,209 ft
10 main spans
Daily traffic
33,198
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0081 I-81 NB over RR & Roaring Bk &mill ST is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 0081 I-81 NB over RR & Roaring Bk &mill ST in Lackawanna County, Pennsylvania. It was built in 1996, so it is 29 years old, younger 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 33,198 vehicles a day, roughly 16% of them trucks, projected to reach 35,529 by 2032. The structure is 1,209 ft (368.5 m) long and 64 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 0081 I-81 NB
CrossesRR & Roaring Bk &mill ST
LocationDunmore Boro 1.5M N TR307
RouteInterstate 81
Coordinates41.4079, -75.62688
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.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 25 or greater
Structure length1,209 ft (368.5 m)
Longest span146 ft (44.5 m)
Deck width64 ft (19.4 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,198 (2024)
Projected traffic35,529 by 2032
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 0081 I-81 NB over RR & Roaring Bk &mill ST built?

It was built in 1996, making it 29 years old in 2025.

What condition is SR 0081 I-81 NB over RR & Roaring Bk &mill ST 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 April 2023.

How much traffic does SR 0081 I-81 NB over RR & Roaring Bk &mill ST carry?

About 33,198 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is SR 0081 I-81 NB over RR & Roaring Bk &mill ST?

The structure is 1,209 ft (368.5 m) long with a longest span of 146 ft (44.5 m) and a deck 64 ft wide.

Who owns SR 0081 I-81 NB over RR & Roaring Bk &mill ST?

It is owned by the State Highway Agency.