US Bridges

SR 60 Nb/Sb Beaver over Over SR 18 S Hermitage

Poor

Mercer County, Pennsylvania · Shenango Township · Structure no. 000000000025697

Built
1966
59 years old, rebuilt 2015
Condition
Poor
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
137 ft
3 main spans
Daily traffic
7,590
2023 count
Owner
State
State Highway Agency

About this bridge

SR 60 Nb/Sb Beaver over Over SR 18 S Hermitage is a prestressed concrete box beam or girders - multiple carrying SR 60 Nb/Sb Beaver over Over SR 18 S Hermitage in Mercer County, Pennsylvania. It was built in 1966 and reconstructed in 2015, so it is 59 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 7,590 vehicles a day, roughly 14% of them trucks, projected to reach 7,816 by 2032. The structure is 137 ft (41.8 m) long and 59 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 60 Nb/Sb Beaver
CrossesOver SR 18 S Hermitage
LocationShenango Township
RouteState Highway 760
Coordinates41.18731, -80.45586
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating57 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length137 ft (41.8 m)
Longest span49 ft (14.9 m)
Deck width59 ft (18.1 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,590 (2023)
Projected traffic7,816 by 2032
Trucks14%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$161,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 60 Nb/Sb Beaver over Over SR 18 S Hermitage built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2015.

What condition is SR 60 Nb/Sb Beaver over Over SR 18 S Hermitage in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does SR 60 Nb/Sb Beaver over Over SR 18 S Hermitage carry?

About 7,590 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 60 Nb/Sb Beaver over Over SR 18 S Hermitage?

The structure is 137 ft (41.8 m) long with a longest span of 49 ft (14.9 m) and a deck 59 ft wide.

Who owns SR 60 Nb/Sb Beaver over Over SR 18 S Hermitage?

It is owned by the State Highway Agency.