US Bridges

Mccartney RD over Slippery Rock Crk Trib

Fair

Lawrence County, Pennsylvania · 037026 Loc in Perry Twp · Structure no. 000000000040159

Built
1998
27 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
100
2006 count
Owner
County
County Highway Agency

About this bridge

Mccartney RD over Slippery Rock Crk Trib is a prestressed concrete box beam or girders - multiple carrying Mccartney RD over Slippery Rock Crk Trib in Lawrence County, Pennsylvania. It was built in 1998, so it is 27 years old, younger 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 6 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 140 by 2026. The structure is 49 ft (14.9 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMccartney RD
CrossesSlippery Rock Crk Trib
Location037026 Loc in Perry Twp
RouteCity Street 0
Coordinates40.85928, -80.21909
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating98 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span48 ft (14.6 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2006)
Projected traffic140 by 2026
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Mccartney RD over Slippery Rock Crk Trib built?

It was built in 1998, making it 27 years old in 2025.

What condition is Mccartney RD over Slippery Rock Crk Trib 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 September 2024.

How much traffic does Mccartney RD over Slippery Rock Crk Trib carry?

About 100 vehicles per day (2006 count), of which roughly 5% are trucks.

How long is Mccartney RD over Slippery Rock Crk Trib?

The structure is 49 ft (14.9 m) long with a longest span of 48 ft (14.6 m) and a deck 28 ft wide.

Who owns Mccartney RD over Slippery Rock Crk Trib?

It is owned by the County Highway Agency.