US Bridges

SR 551 Pulaski Rd. over Over Buchanan Run Trib

Good

Mercer County, Pennsylvania · Shenango Township · Structure no. 000000000025884

Built
1989
36 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
472
2024 count
Owner
State
State Highway Agency

About this bridge

SR 551 Pulaski Rd. over Over Buchanan Run Trib is a prestressed concrete box beam or girders - multiple carrying SR 551 Pulaski Rd. over Over Buchanan Run Trib in Mercer County, Pennsylvania. It was built in 1989, so it is 36 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 472 vehicles a day, roughly 10% of them trucks, projected to reach 908 by 2032. The structure is 33 ft (10.1 m) long and 31 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesSR 551 Pulaski Rd.
CrossesOver Buchanan Run Trib
LocationShenango Township
RouteState Highway 551
Coordinates41.13037, -80.43036
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating51 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic472 (2024)
Projected traffic908 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 551 Pulaski Rd. over Over Buchanan Run Trib built?

It was built in 1989, making it 36 years old in 2025.

What condition is SR 551 Pulaski Rd. over Over Buchanan Run Trib 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 SR 551 Pulaski Rd. over Over Buchanan Run Trib carry?

About 472 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 551 Pulaski Rd. over Over Buchanan Run Trib?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 31 ft wide.

Who owns SR 551 Pulaski Rd. over Over Buchanan Run Trib?

It is owned by the State Highway Agency.