US Bridges

Greentree Road over Georges Run

Fair

Allegheny County, Pennsylvania · 0.3 MI W of SR 121 · Structure no. 000000000001795

Built
1950
75 years old, rebuilt 2003
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
21 ft
1 main span
Daily traffic
13,168
2024 count
Owner
State
State Highway Agency

About this bridge

Greentree Road over Georges Run is a concrete slab carrying Greentree Road over Georges Run in Allegheny County, Pennsylvania. It was built in 1950 and reconstructed in 2003, 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 fair condition with a lowest component rating of 5 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 13,168 vehicles a day, roughly 3% of them trucks, projected to reach 19,210 by 2032. The structure is 21 ft (6.4 m) long and 66 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesGreentree Road
CrossesGeorges Run
Location0.3 MI W of SR 121
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.39153, -80.07137
Functional classUrban Other Principal Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating69 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span18 ft (5.5 m)
Deck width66 ft (20.1 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,168 (2024)
Projected traffic19,210 by 2032
Trucks3%
Lanes on structure4
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$59,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Greentree Road over Georges Run built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2003.

What condition is Greentree Road over Georges 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 May 2023.

How much traffic does Greentree Road over Georges Run carry?

About 13,168 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Greentree Road over Georges Run?

The structure is 21 ft (6.4 m) long with a longest span of 18 ft (5.5 m) and a deck 66 ft wide.

Who owns Greentree Road over Georges Run?

It is owned by the State Highway Agency.