US Bridges

SR 147 over T-568 & Chillisquaque CR

Good

Northumberland County, Pennsylvania · Village of Chillisquaque · Structure no. 000000000056157

Built
2019
6 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
332 ft
3 main spans
Daily traffic
327
2024 count
Owner
State
State Highway Agency

About this bridge

SR 147 over T-568 & Chillisquaque CR is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 147 over T-568 & Chillisquaque CR in Northumberland County, Pennsylvania. It was built in 2019, so it is 6 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 327 vehicles a day, roughly 10% of them trucks, projected to reach 366 by 2042. The structure is 332 ft (101.2 m) long and 45 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSR 147
CrossesT-568 & Chillisquaque CR
LocationVillage of Chillisquaque
RouteState Highway 147
Coordinates40.94183, -76.85207
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length332 ft (101.2 m)
Longest span111 ft (33.8 m)
Deck width45 ft (13.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic327 (2024)
Projected traffic366 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 147 over T-568 & Chillisquaque CR built?

It was built in 2019, making it 6 years old in 2025.

What condition is SR 147 over T-568 & Chillisquaque CR 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 July 2024.

How much traffic does SR 147 over T-568 & Chillisquaque CR carry?

About 327 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 147 over T-568 & Chillisquaque CR?

The structure is 332 ft (101.2 m) long with a longest span of 111 ft (33.8 m) and a deck 45 ft wide.

Who owns SR 147 over T-568 & Chillisquaque CR?

It is owned by the State Highway Agency.