US Bridges

SR 0422 over Bonnie Brook

Good

Butler County, Pennsylvania · 1.3 MI E SR 1025 Inter. · Structure no. 000000000052662

Built
2015
10 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
14,221
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0422 over Bonnie Brook is a prestressed concrete stringer/multi-beam or girder carrying SR 0422 over Bonnie Brook in Butler County, Pennsylvania. It was built in 2015, so it is 10 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 14,221 vehicles a day, roughly 15% of them trucks, projected to reach 14,348 by 2032. The structure is 94 ft (28.7 m) long and 73 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

Open in Google Maps
CarriesSR 0422
CrossesBonnie Brook
Location1.3 MI E SR 1025 Inter.
RouteU.S. Route 422
CountyButler County
StatePennsylvania
Coordinates40.86323, -79.81183
Functional classRural Principal Arterial - Other

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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length94 ft (28.7 m)
Longest span90 ft (27.4 m)
Deck width73 ft (22.4 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,221 (2024)
Projected traffic14,348 by 2032
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 0422 over Bonnie Brook built?

It was built in 2015, making it 10 years old in 2025.

What condition is SR 0422 over Bonnie Brook 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 December 2022.

How much traffic does SR 0422 over Bonnie Brook carry?

About 14,221 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is SR 0422 over Bonnie Brook?

The structure is 94 ft (28.7 m) long with a longest span of 90 ft (27.4 m) and a deck 73 ft wide.

Who owns SR 0422 over Bonnie Brook?

It is owned by the State Highway Agency.