US Bridges

Gibsonia RD over W. Branch of Deer Creek

Good

Allegheny County, Pennsylvania · 1 Mile East of Rt 8 Int · Structure no. 000000000053746

Built
2018
7 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
33 ft
1 main span
Daily traffic
10,010
2024 count
Owner
State
State Highway Agency

About this bridge

Gibsonia RD over W. Branch of Deer Creek is a concrete culvert carrying Gibsonia RD over W. Branch of Deer Creek in Allegheny County, Pennsylvania. It was built in 2018, so it is 7 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 10,010 vehicles a day, roughly 4% of them trucks, projected to reach 9,453 by 2037. The structure is 33 ft (10.1 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGibsonia RD
CrossesW. Branch of Deer Creek
Location1 Mile East of Rt 8 Int
RouteState Highway 910
Coordinates40.62459, -79.92585
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating37.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length33 ft (10.1 m)
Longest span30 ft (9.1 m)
Deck width34 ft (10.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,010 (2024)
Projected traffic9,453 by 2037
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byPrivate (other than railroad)
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Gibsonia RD over W. Branch of Deer Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is Gibsonia RD over W. Branch of Deer Creek 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 Gibsonia RD over W. Branch of Deer Creek carry?

About 10,010 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Gibsonia RD over W. Branch of Deer Creek?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.1 m) and a deck 34 ft wide.

Who owns Gibsonia RD over W. Branch of Deer Creek?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).