US Bridges

SR 408 Thompson ST over Over Oil Creek

Good

Crawford County, Pennsylvania · Hydetown Borough · Structure no. 000000000013127

Built
1930
95 years old, rebuilt 2023
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
186 ft
2 main spans
Daily traffic
1,634
2024 count
Owner
State
State Highway Agency

About this bridge

SR 408 Thompson ST over Over Oil Creek is a steel stringer/multi-beam or girder carrying SR 408 Thompson ST over Over Oil Creek in Crawford County, Pennsylvania. It was built in 1930 and reconstructed in 2023, so it is 95 years old, older 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 1,634 vehicles a day, roughly 7% of them trucks, projected to reach 2,149 by 2032. The structure is 186 ft (56.7 m) long and 34 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesSR 408 Thompson ST
CrossesOver Oil Creek
LocationHydetown Borough
RouteState Highway 408
CountyCrawford County
StatePennsylvania
Coordinates41.64878, -79.73268
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 19 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating51.8 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length186 ft (56.7 m)
Longest span93 ft (28.3 m)
Deck width34 ft (10.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,634 (2024)
Projected traffic2,149 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$934,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 408 Thompson ST over Over Oil Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 2023.

What condition is SR 408 Thompson ST over Over Oil Creek 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 October 2023.

How much traffic does SR 408 Thompson ST over Over Oil Creek carry?

About 1,634 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is SR 408 Thompson ST over Over Oil Creek?

The structure is 186 ft (56.7 m) long with a longest span of 93 ft (28.3 m) and a deck 34 ft wide.

Who owns SR 408 Thompson ST over Over Oil Creek?

It is owned by the State Highway Agency.