US Bridges

I-81 NB over SR 2017 Old Boston Road

Good

Luzerne County, Pennsylvania · Laflin Boro over SR 2017 · Structure no. 000000000052526

Built
2015
10 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
32,046
2024 count
Owner
State
State Highway Agency

About this bridge

I-81 NB over SR 2017 Old Boston Road is a prestressed concrete box beam or girders - multiple carrying I-81 NB over SR 2017 Old Boston Road in Luzerne County, Pennsylvania. It was built in 2015, so it is 10 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 32,046 vehicles a day, roughly 20% of them trucks, projected to reach 34,265 by 2032. The structure is 55 ft (16.8 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-81 NB
CrossesSR 2017 Old Boston Road
LocationLaflin Boro over SR 2017
RouteInterstate 81
CountyLuzerne County
StatePennsylvania
Coordinates41.29548, -75.77542
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.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.1 US tons
Inventory rating42.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length55 ft (16.8 m)
Longest span55 ft (16.8 m)
Deck width63 ft (19.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,046 (2024)
Projected traffic34,265 by 2032
Trucks20%
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-81 NB over SR 2017 Old Boston Road built?

It was built in 2015, making it 10 years old in 2025.

What condition is I-81 NB over SR 2017 Old Boston Road 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 August 2023.

How much traffic does I-81 NB over SR 2017 Old Boston Road carry?

About 32,046 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is I-81 NB over SR 2017 Old Boston Road?

The structure is 55 ft (16.8 m) long with a longest span of 55 ft (16.8 m) and a deck 63 ft wide.

Who owns I-81 NB over SR 2017 Old Boston Road?

It is owned by the State Highway Agency.