US Bridges

TR 309 I-81 Ramps over Laurel Run Creek

Fair

Luzerne County, Pennsylvania · Plains Twp 300 West I-81 · Structure no. 000000000023870

Built
1941
84 years old
Condition
Fair
inspected December 2022
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
61,120
2024 count
Owner
State
State Highway Agency

About this bridge

TR 309 I-81 Ramps over Laurel Run Creek is a concrete culvert carrying TR 309 I-81 Ramps over Laurel Run Creek in Luzerne County, Pennsylvania. It was built in 1941, so it is 84 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 61,120 vehicles a day, roughly 5% of them trucks, projected to reach 59,522 by 2032. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesTR 309 I-81 Ramps
CrossesLaurel Run Creek
LocationPlains Twp 300 West I-81
RouteState Highway 309
CountyLuzerne County
StatePennsylvania
Coordinates41.25107, -75.82204
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic61,120 (2024)
Projected traffic59,522 by 2032
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 309 I-81 Ramps over Laurel Run Creek built?

It was built in 1941, making it 84 years old in 2025.

What condition is TR 309 I-81 Ramps over Laurel Run Creek 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 December 2022.

How much traffic does TR 309 I-81 Ramps over Laurel Run Creek carry?

About 61,120 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is TR 309 I-81 Ramps over Laurel Run Creek?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns TR 309 I-81 Ramps over Laurel Run Creek?

It is owned by the State Highway Agency.