US Bridges

SR 4004 Kinsman RD over Big Run

Fair

Mercer County, Pennsylvania · West Salem Township · Structure no. 000000000026039

Built
1965
60 years old, rebuilt 1985
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
53 ft
1 main span
Daily traffic
722
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4004 Kinsman RD over Big Run is a steel stringer/multi-beam or girder carrying SR 4004 Kinsman RD over Big Run in Mercer County, Pennsylvania. It was built in 1965 and reconstructed in 1985, so it is 60 years old, older 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 5 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 722 vehicles a day, roughly 10% of them trucks, projected to reach 670 by 2032. The structure is 53 ft (16.2 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 4004 Kinsman RD
CrossesBig Run
LocationWest Salem Township
RouteState Highway 0
CountyMercer County
StatePennsylvania
Coordinates41.41692, -80.4643
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckClosed grating
Main spans1
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span51 ft (15.5 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic722 (2024)
Projected traffic670 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 4004 Kinsman RD over Big Run built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1985.

What condition is SR 4004 Kinsman RD over Big Run 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 May 2024.

How much traffic does SR 4004 Kinsman RD over Big Run carry?

About 722 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 4004 Kinsman RD over Big Run?

The structure is 53 ft (16.2 m) long with a longest span of 51 ft (15.5 m) and a deck 32 ft wide.

Who owns SR 4004 Kinsman RD over Big Run?

It is owned by the State Highway Agency.