US Bridges

SR0308 over B&le RR Crk T-675

Fair

Butler County, Pennsylvania · Stony Run · Structure no. 000000000007924

Built
1956
69 years old, rebuilt 2010
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
411 ft
4 main spans
Daily traffic
3,384
2023 count
Owner
State
State Highway Agency

About this bridge

SR0308 over B&le RR Crk T-675 is a steel continuous stringer/multi-beam or girder carrying SR0308 over B&le RR Crk T-675 in Butler County, Pennsylvania. It was built in 1956 and reconstructed in 2010, so it is 69 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 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 3,384 vehicles a day, roughly 16% of them trucks, projected to reach 5,085 by 2032. The structure is 411 ft (125.3 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR0308
CrossesB&le RR Crk T-675
LocationStony Run
RouteState Highway 308
CountyButler County
StatePennsylvania
Coordinates40.93327, -79.902
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length411 ft (125.3 m)
Longest span115 ft (35.1 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,384 (2023)
Projected traffic5,085 by 2032
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed3.7 mi (6 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR0308 over B&le RR Crk T-675 built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2010.

What condition is SR0308 over B&le RR Crk T-675 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 April 2024.

How much traffic does SR0308 over B&le RR Crk T-675 carry?

About 3,384 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is SR0308 over B&le RR Crk T-675?

The structure is 411 ft (125.3 m) long with a longest span of 115 ft (35.1 m) and a deck 29 ft wide.

Who owns SR0308 over B&le RR Crk T-675?

It is owned by the State Highway Agency.