US Bridges

SR 147 over Shamokin CR/NS#117-30563

Good

Northumberland County, Pennsylvania · 1 MI S of Sunbury · Structure no. 000000000029044

Built
1991
34 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
464 ft
3 main spans
Daily traffic
8,286
2023 count
Owner
State
State Highway Agency

About this bridge

SR 147 over Shamokin CR/NS#117-30563 is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 147 over Shamokin CR/NS#117-30563 in Northumberland County, Pennsylvania. It was built in 1991, so it is 34 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 8,286 vehicles a day, roughly 6% of them trucks, projected to reach 9,962 by 2032. The structure is 464 ft (141.4 m) long and 43 ft wide. If it were closed, the detour would be 65.9 mi (106 km).

Location

Open in Google Maps
CarriesSR 147
CrossesShamokin CR/NS#117-30563
Location1 MI S of Sunbury
RouteState Highway 147
CountyNorthumberland County
StatePennsylvania
Coordinates40.84367, -76.80309
Functional classRural Minor Arterial

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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length464 ft (141.4 m)
Longest span153 ft (46.6 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,286 (2023)
Projected traffic9,962 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed65.9 mi (106 km)
TollOn a free road
National Highway SystemNo

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 147 over Shamokin CR/NS#117-30563 built?

It was built in 1991, making it 34 years old in 2025.

What condition is SR 147 over Shamokin CR/NS#117-30563 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 September 2024.

How much traffic does SR 147 over Shamokin CR/NS#117-30563 carry?

About 8,286 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is SR 147 over Shamokin CR/NS#117-30563?

The structure is 464 ft (141.4 m) long with a longest span of 153 ft (46.6 m) and a deck 43 ft wide.

Who owns SR 147 over Shamokin CR/NS#117-30563?

It is owned by the State Highway Agency.