US Bridges

Heinz Camp RD over Slippery Rock Creek

Good

Lawrence County, Pennsylvania · On Wayne/Perry Twp Line · Structure no. 000000000022428

Built
1948
77 years old, rebuilt 2014
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
146 ft
2 main spans
Daily traffic
139
2024 count
Owner
State
State Highway Agency

About this bridge

Heinz Camp RD over Slippery Rock Creek is a steel stringer/multi-beam or girder carrying Heinz Camp RD over Slippery Rock Creek in Lawrence County, Pennsylvania. It was built in 1948 and reconstructed in 2014, so it is 77 years old, older 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 139 vehicles a day, roughly 5% of them trucks, projected to reach 164 by 2032. The structure is 146 ft (44.5 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHeinz Camp RD
CrossesSlippery Rock Creek
LocationOn Wayne/Perry Twp Line
RouteState Highway 0
Coordinates40.90392, -80.22447
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating74 US tons
Inventory rating57.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length146 ft (44.5 m)
Longest span71 ft (21.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic139 (2024)
Projected traffic164 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Heinz Camp RD over Slippery Rock Creek built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 2014.

What condition is Heinz Camp RD over Slippery Rock 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 June 2022.

How much traffic does Heinz Camp RD over Slippery Rock Creek carry?

About 139 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Heinz Camp RD over Slippery Rock Creek?

The structure is 146 ft (44.5 m) long with a longest span of 71 ft (21.6 m) and a deck 24 ft wide.

Who owns Heinz Camp RD over Slippery Rock Creek?

It is owned by the State Highway Agency.