US Bridges

US 15 NB and SB over Trib Susquehanna River

Good

Union County, Pennsylvania · Boro of Lewisburg · Structure no. 000000000041844

Built
2002
23 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
52 ft
1 main span
Daily traffic
17,555
2023 count
Owner
State
State Highway Agency

About this bridge

US 15 NB and SB over Trib Susquehanna River is a concrete culvert carrying US 15 NB and SB over Trib Susquehanna River in Union County, Pennsylvania. It was built in 2002, so it is 23 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 17,555 vehicles a day, roughly 9% of them trucks, projected to reach 32,683 by 2032. The structure is 52 ft (15.8 m) long and 89 ft wide.

CarriesUS 15 NB and SB
CrossesTrib Susquehanna River
LocationBoro of Lewisburg
RouteU.S. Route 15
Coordinates40.96305, -76.89231
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating59 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span52 ft (15.8 m)
Deck width89 ft (27.2 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,555 (2023)
Projected traffic32,683 by 2032
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 US 15 NB and SB over Trib Susquehanna River built?

It was built in 2002, making it 23 years old in 2025.

What condition is US 15 NB and SB over Trib Susquehanna River 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 February 2023.

How much traffic does US 15 NB and SB over Trib Susquehanna River carry?

About 17,555 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is US 15 NB and SB over Trib Susquehanna River?

The structure is 52 ft (15.8 m) long with a longest span of 52 ft (15.8 m) and a deck 89 ft wide.

Who owns US 15 NB and SB over Trib Susquehanna River?

It is owned by the State Highway Agency.