US Bridges

Pa 433;ROWE Run RD over Muddy Run

Fair

Franklin County, Pennsylvania · 0.5 Mi. S. of Orrstown · Structure no. 000000000017423

Built
1934
91 years old, rebuilt 1985
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
1 main span
Daily traffic
1,098
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 433;ROWE Run RD over Muddy Run is a steel stringer/multi-beam or girder carrying Pa 433;ROWE Run RD over Muddy Run in Franklin County, Pennsylvania. It was built in 1934 and reconstructed in 1985, so it is 91 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 1,098 vehicles a day, roughly 8% of them trucks, projected to reach 1,309 by 2032. The structure is 59 ft (18 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesPa 433;ROWE Run RD
CrossesMuddy Run
Location0.5 Mi. S. of Orrstown
RouteState Highway 433
CountyFranklin County
StatePennsylvania
Coordinates40.05217, -77.59793
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating102 US tons
Inventory rating61 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length59 ft (18 m)
Longest span56 ft (17.1 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,098 (2024)
Projected traffic1,309 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Pa 433;ROWE Run RD over Muddy Run built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1985.

What condition is Pa 433;ROWE Run RD over Muddy 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 March 2024.

How much traffic does Pa 433;ROWE Run RD over Muddy Run carry?

About 1,098 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Pa 433;ROWE Run RD over Muddy Run?

The structure is 59 ft (18 m) long with a longest span of 56 ft (17.1 m) and a deck 31 ft wide.

Who owns Pa 433;ROWE Run RD over Muddy Run?

It is owned by the State Highway Agency.