US Bridges

US 22/322 Wb;sr 22 over Susq. R.; SR 0147 SB Rp

Fair

Dauphin County, Pennsylvania · .5 Mi. East of Duncannon · Structure no. 000000000014151

Built
1986
39 years old
Condition
Fair
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,302 ft
9 main spans
Daily traffic
29,614
2024 count
Owner
State
State Highway Agency

About this bridge

US 22/322 Wb;sr 22 over Susq. R.; SR 0147 SB Rp is a steel continuous stringer/multi-beam or girder carrying US 22/322 Wb;sr 22 over Susq. R.; SR 0147 SB Rp in Dauphin County, Pennsylvania. It was built in 1986, so it is 39 years old, younger 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 29,614 vehicles a day, roughly 12% of them trucks, projected to reach 28,705 by 2032. The structure is 1,302 ft (396.8 m) long and 41 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

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CarriesUS 22/322 Wb;sr 22
CrossesSusq. R.; SR 0147 SB Rp
Location.5 Mi. East of Duncannon
RouteU.S. Route 22
CountyDauphin County
StatePennsylvania
Coordinates40.39539, -77.0097
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 25 or greater
Structure length1,302 ft (396.8 m)
Longest span157 ft (47.9 m)
Deck width41 ft (12.6 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,614 (2024)
Projected traffic28,705 by 2032
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed24.9 mi (40 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 US 22/322 Wb;sr 22 over Susq. R.; SR 0147 SB Rp built?

It was built in 1986, making it 39 years old in 2025.

What condition is US 22/322 Wb;sr 22 over Susq. R.; SR 0147 SB Rp 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 October 2022.

How much traffic does US 22/322 Wb;sr 22 over Susq. R.; SR 0147 SB Rp carry?

About 29,614 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is US 22/322 Wb;sr 22 over Susq. R.; SR 0147 SB Rp?

The structure is 1,302 ft (396.8 m) long with a longest span of 157 ft (47.9 m) and a deck 41 ft wide.

Who owns US 22/322 Wb;sr 22 over Susq. R.; SR 0147 SB Rp?

It is owned by the State Highway Agency.