US Bridges

Golden Mile Hy over Piersons Run

Good

Allegheny County, Pennsylvania · 50S.OF Inter.W/Sr 2086 · Structure no. 000000000001102

Built
1950
75 years old, rebuilt 1977
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
19,380
2024 count
Owner
State
State Highway Agency

About this bridge

Golden Mile Hy over Piersons Run is a concrete culvert carrying Golden Mile Hy over Piersons Run in Allegheny County, Pennsylvania. It was built in 1950 and reconstructed in 1977, so it is 75 years old, older 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 19,380 vehicles a day, roughly 6% of them trucks, projected to reach 24,778 by 2032. The structure is 21 ft (6.4 m) long and 56 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesGolden Mile Hy
CrossesPiersons Run
Location50S.OF Inter.W/Sr 2086
RouteState Highway 286
CountyAllegheny County
StatePennsylvania
Coordinates40.4456, -79.7138
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width56 ft (17.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,380 (2024)
Projected traffic24,778 by 2032
Trucks6%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Golden Mile Hy over Piersons Run built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1977.

What condition is Golden Mile Hy over Piersons 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 September 2023.

How much traffic does Golden Mile Hy over Piersons Run carry?

About 19,380 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Golden Mile Hy over Piersons Run?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m) and a deck 56 ft wide.

Who owns Golden Mile Hy over Piersons Run?

It is owned by the State Highway Agency.