US Bridges

SR 22-US 22 over Carters Run

Fair

Mifflin County, Pennsylvania · 2 MI W Newton Hamilton · Structure no. 000000000026352

Built
1948
77 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
5,994
2023 count
Owner
State
State Highway Agency

About this bridge

SR 22-US 22 over Carters Run is a concrete culvert carrying SR 22-US 22 over Carters Run in Mifflin County, Pennsylvania. It was built in 1948, so it is 77 years old, older 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 5 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 5,994 vehicles a day, roughly 12% of them trucks, projected to reach 6,838 by 2043. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 14.9 mi (24 km).

Location

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CarriesSR 22-US 22
CrossesCarters Run
Location2 MI W Newton Hamilton
RouteU.S. Route 22
CountyMifflin County
StatePennsylvania
Coordinates40.39413, -77.87111
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: 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 rating110.1 US tons
Inventory rating110 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,994 (2023)
Projected traffic6,838 by 2043
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$446,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 22-US 22 over Carters Run built?

It was built in 1948, making it 77 years old in 2025.

What condition is SR 22-US 22 over Carters Run 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 2023.

How much traffic does SR 22-US 22 over Carters Run carry?

About 5,994 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is SR 22-US 22 over Carters Run?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m).

Who owns SR 22-US 22 over Carters Run?

It is owned by the State Highway Agency.