US Bridges

Gibsonia RD over Deer Creek

Good

Allegheny County, Pennsylvania · 250 South of SR 1020 · Structure no. 000000000053748

Built
2017
8 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
4,219
2024 count
Owner
State
State Highway Agency

About this bridge

Gibsonia RD over Deer Creek is a prestressed concrete box beam or girders - multiple carrying Gibsonia RD over Deer Creek in Allegheny County, Pennsylvania. It was built in 2017, so it is 8 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 4,219 vehicles a day, roughly 6% of them trucks, projected to reach 4,742 by 2039. The structure is 75 ft (22.9 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesGibsonia RD
CrossesDeer Creek
Location250 South of SR 1020
RouteState Highway 910
Coordinates40.60624, -79.89057
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length75 ft (22.9 m)
Longest span71 ft (21.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,219 (2024)
Projected traffic4,742 by 2039
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Deer Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Gibsonia RD over 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 September 2023.

How much traffic does Gibsonia RD over Deer Creek carry?

About 4,219 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Gibsonia RD over Deer Creek?

The structure is 75 ft (22.9 m) long with a longest span of 71 ft (21.6 m) and a deck 32 ft wide.

Who owns Gibsonia RD over Deer Creek?

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