US Bridges

Pa 533;SR Orrstown over Muddy Run

Good

Franklin County, Pennsylvania · 1 MI NE of Orrstown Bor · Structure no. 000000000047891

Built
2013
12 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
188 ft
2 main spans
Daily traffic
1,660
2023 count
Owner
State
State Highway Agency

About this bridge

Pa 533;SR Orrstown over Muddy Run is a prestressed concrete box beam or girders - multiple carrying Pa 533;SR Orrstown over Muddy Run in Franklin County, Pennsylvania. It was built in 2013, so it is 12 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,660 vehicles a day, roughly 5% of them trucks, projected to reach 3,906 by 2032. The structure is 188 ft (57.3 m) long and 41 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesPa 533;SR Orrstown
CrossesMuddy Run
Location1 MI NE of Orrstown Bor
RouteState Highway 533
Coordinates40.06328, -77.58994
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.2 US tons
Inventory rating44.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length188 ft (57.3 m)
Longest span93 ft (28.3 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,660 (2023)
Projected traffic3,906 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 533;SR Orrstown over Muddy Run built?

It was built in 2013, making it 12 years old in 2025.

What condition is Pa 533;SR Orrstown over Muddy Run 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 Pa 533;SR Orrstown over Muddy Run carry?

About 1,660 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Pa 533;SR Orrstown over Muddy Run?

The structure is 188 ft (57.3 m) long with a longest span of 93 ft (28.3 m) and a deck 41 ft wide.

Who owns Pa 533;SR Orrstown over Muddy Run?

It is owned by the State Highway Agency.