US Bridges

Center Ave. over Fallen Timber Run

Good

Allegheny County, Pennsylvania · 500 East of SR 51 · Structure no. 000000000054484

Built
2020
5 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
11,314
2024 count
Owner
State
State Highway Agency

About this bridge

Center Ave. over Fallen Timber Run is a concrete culvert carrying Center Ave. over Fallen Timber Run in Allegheny County, Pennsylvania. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,314 vehicles a day, roughly 9% of them trucks, projected to reach 15,819 by 2032. The structure is 25 ft (7.6 m) long and 49 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCenter Ave.
CrossesFallen Timber Run
Location500 East of SR 51
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.27437, -79.88141
Functional classUrban Collector

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length25 ft (7.6 m)
Longest span23 ft (7 m)
Deck width49 ft (14.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,314 (2024)
Projected traffic15,819 by 2032
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Center Ave. over Fallen Timber Run built?

It was built in 2020, making it 5 years old in 2025.

What condition is Center Ave. over Fallen Timber 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 2023.

How much traffic does Center Ave. over Fallen Timber Run carry?

About 11,314 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Center Ave. over Fallen Timber Run?

The structure is 25 ft (7.6 m) long with a longest span of 23 ft (7 m) and a deck 49 ft wide.

Who owns Center Ave. over Fallen Timber Run?

It is owned by the State Highway Agency.