US Bridges

I-80 Ramp K over Ramp K over Limestone R

Good

Northumberland County, Pennsylvania · 1.5 MI E of Milton · Structure no. 000000000029423

Built
1962
63 years old, rebuilt 1995
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
1,485
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Ramp K over Ramp K over Limestone R is a prestressed concrete box beam or girders - multiple carrying I-80 Ramp K over Ramp K over Limestone R in Northumberland County, Pennsylvania. It was built in 1962 and reconstructed in 1995, so it is 63 years old, older 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 1,485 vehicles a day, roughly 50% of them trucks, projected to reach 1,937 by 2032. The structure is 51 ft (15.5 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-80 Ramp K
CrossesRamp K over Limestone R
Location1.5 MI E of Milton
RouteState Highway 0
Coordinates41.01982, -76.79328
Functional classRural 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 protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.1 US tons
Inventory rating60 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span50 ft (15.2 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,485 (2024)
Projected traffic1,937 by 2032
Trucks50%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-80 Ramp K over Ramp K over Limestone R built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1995.

What condition is I-80 Ramp K over Ramp K over Limestone R 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 December 2023.

How much traffic does I-80 Ramp K over Ramp K over Limestone R carry?

About 1,485 vehicles per day (2024 count), of which roughly 50% are trucks.

How long is I-80 Ramp K over Ramp K over Limestone R?

The structure is 51 ft (15.5 m) long with a longest span of 50 ft (15.2 m) and a deck 35 ft wide.

Who owns I-80 Ramp K over Ramp K over Limestone R?

It is owned by the State Highway Agency.