US Bridges

Pangburn Hollow RD over Perry Mill Run

Fair

Allegheny County, Pennsylvania · PG03 Pangburn Hollow #3 · Structure no. 000000000002295

Built
1978
47 years old, rebuilt 2012
Condition
Fair
inspected November 2023
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
715
2010 count
Owner
County
County Highway Agency

About this bridge

Pangburn Hollow RD over Perry Mill Run is a concrete slab carrying Pangburn Hollow RD over Perry Mill Run in Allegheny County, Pennsylvania. It was built in 1978 and reconstructed in 2012, so it is 47 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 715 vehicles a day, roughly 5% of them trucks, projected to reach 875 by 2030. The structure is 27 ft (8.2 m) long and 33 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesPangburn Hollow RD
CrossesPerry Mill Run
LocationPG03 Pangburn Hollow #3
RouteCounty Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.24502, -79.91148
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width33 ft (10.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic715 (2010)
Projected traffic875 by 2030
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty 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$62,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pangburn Hollow RD over Perry Mill Run built?

It was built in 1978, making it 47 years old in 2025. It was reconstructed in 2012.

What condition is Pangburn Hollow RD over Perry Mill 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 November 2023.

How much traffic does Pangburn Hollow RD over Perry Mill Run carry?

About 715 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Pangburn Hollow RD over Perry Mill Run?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 33 ft wide.

Who owns Pangburn Hollow RD over Perry Mill Run?

It is owned by the County Highway Agency.