US Bridges

Ross ST over Wylie Run

Good

Allegheny County, Pennsylvania · 1700 Ft East of SR 2001 · Structure no. 000000000001656

Built
1989
36 years old
Condition
Good
inspected January 2021
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
4
2015 count
Owner
State
State Highway Agency

About this bridge

Ross ST over Wylie Run is a concrete culvert carrying Ross ST over Wylie Run in Allegheny County, Pennsylvania. It was built in 1989, so it is 36 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 4 vehicles a day, roughly 5% of them trucks, projected to reach 299 by 2032. The structure is 24 ft (7.3 m) long and 16 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesRoss ST
CrossesWylie Run
Location1700 Ft East of SR 2001
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.27862, -79.86432
Functional classUrban Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span21 ft (6.4 m)
Deck width16 ft (4.9 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4 (2015)
Projected traffic299 by 2032
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 Ross ST over Wylie Run built?

It was built in 1989, making it 36 years old in 2025.

What condition is Ross ST over Wylie 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 January 2021.

How much traffic does Ross ST over Wylie Run carry?

About 4 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Ross ST over Wylie Run?

The structure is 24 ft (7.3 m) long with a longest span of 21 ft (6.4 m) and a deck 16 ft wide.

Who owns Ross ST over Wylie Run?

It is owned by the State Highway Agency.