US Bridges

SR 22-US 22 over SR 8018 and Kish Creek

Fair

Mifflin County, Pennsylvania · Lewistown · Structure no. 000000000026442

Built
1958
67 years old, rebuilt 2015
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
358 ft
4 main spans
Daily traffic
6,704
2023 count
Owner
State
State Highway Agency

About this bridge

SR 22-US 22 over SR 8018 and Kish Creek is a steel continuous stringer/multi-beam or girder carrying SR 22-US 22 over SR 8018 and Kish Creek in Mifflin County, Pennsylvania. It was built in 1958 and reconstructed in 2015, so it is 67 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 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 6,704 vehicles a day, roughly 24% of them trucks, projected to reach 7,274 by 2044. The structure is 358 ft (109.1 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSR 22-US 22
CrossesSR 8018 and Kish Creek
LocationLewistown
RouteU.S. Route 22
CountyMifflin County
StatePennsylvania
Coordinates40.60008, -77.56141
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length358 ft (109.1 m)
Longest span95 ft (29 m)
Deck width32 ft (9.7 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,704 (2023)
Projected traffic7,274 by 2044
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed6.2 mi (10 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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$1.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 22-US 22 over SR 8018 and Kish Creek built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2015.

What condition is SR 22-US 22 over SR 8018 and Kish Creek 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 May 2024.

How much traffic does SR 22-US 22 over SR 8018 and Kish Creek carry?

About 6,704 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is SR 22-US 22 over SR 8018 and Kish Creek?

The structure is 358 ft (109.1 m) long with a longest span of 95 ft (29 m) and a deck 32 ft wide.

Who owns SR 22-US 22 over SR 8018 and Kish Creek?

It is owned by the State Highway Agency.