US Bridges

Brodhead RD over Flaugherty Run

Good

Allegheny County, Pennsylvania · @ Interchange W/ SR 3089 · Structure no. 000000000047564

Built
2012
13 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
4,550
2024 count
Owner
State
State Highway Agency

About this bridge

Brodhead RD over Flaugherty Run is a prestressed concrete stringer/multi-beam or girder carrying Brodhead RD over Flaugherty Run in Allegheny County, Pennsylvania. It was built in 2012, so it is 13 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 4,550 vehicles a day, roughly 2% of them trucks, projected to reach 5,063 by 2032. The structure is 58 ft (17.7 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBrodhead RD
CrossesFlaugherty Run
Location@ Interchange W/ SR 3089
RouteState Highway 0
Coordinates40.53389, -80.22917
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.6 US tons
Inventory rating46.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length58 ft (17.7 m)
Longest span55 ft (16.8 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,550 (2024)
Projected traffic5,063 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Brodhead RD over Flaugherty Run built?

It was built in 2012, making it 13 years old in 2025.

What condition is Brodhead RD over Flaugherty 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 November 2023.

How much traffic does Brodhead RD over Flaugherty Run carry?

About 4,550 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Brodhead RD over Flaugherty Run?

The structure is 58 ft (17.7 m) long with a longest span of 55 ft (16.8 m) and a deck 46 ft wide.

Who owns Brodhead RD over Flaugherty Run?

It is owned by the State Highway Agency.