US Bridges

SR 957 over Over Stillwater Creek Br

Fair

Warren County, Pennsylvania · Sugar Grove Township · Structure no. 000000000034081

Built
1954
71 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete
Length
42 ft
1 main span
Daily traffic
1,276
2023 count
Owner
State
State Highway Agency

About this bridge

SR 957 over Over Stillwater Creek Br is a concrete tee beam carrying SR 957 over Over Stillwater Creek Br in Warren County, Pennsylvania. It was built in 1954, so it is 71 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 1,276 vehicles a day, roughly 9% of them trucks, projected to reach 3,402 by 2032. The structure is 42 ft (12.8 m) long and 33 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSR 957
CrossesOver Stillwater Creek Br
LocationSugar Grove Township
RouteState Highway 957
CountyWarren County
StatePennsylvania
Coordinates41.9832, -79.30589
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span39 ft (11.9 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,276 (2023)
Projected traffic3,402 by 2032
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$285,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 957 over Over Stillwater Creek Br built?

It was built in 1954, making it 71 years old in 2025.

What condition is SR 957 over Over Stillwater Creek Br 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 2023.

How much traffic does SR 957 over Over Stillwater Creek Br carry?

About 1,276 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is SR 957 over Over Stillwater Creek Br?

The structure is 42 ft (12.8 m) long with a longest span of 39 ft (11.9 m) and a deck 33 ft wide.

Who owns SR 957 over Over Stillwater Creek Br?

It is owned by the State Highway Agency.