US Bridges

SR 8 Main Street over Over Thompson Creek

Fair

Crawford County, Pennsylvania · Hydetown Borough · Structure no. 000000000012909

Built
1948
77 years old, rebuilt 1985
Condition
Fair
inspected November 2023
Type
Frame
Concrete
Length
82 ft
1 main span
Daily traffic
3,212
2023 count
Owner
State
State Highway Agency

About this bridge

SR 8 Main Street over Over Thompson Creek is a concrete frame carrying SR 8 Main Street over Over Thompson Creek in Crawford County, Pennsylvania. It was built in 1948 and reconstructed in 1985, so it is 77 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 3,212 vehicles a day, roughly 9% of them trucks, projected to reach 4,844 by 2032. The structure is 82 ft (25 m) long and 44 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSR 8 Main Street
CrossesOver Thompson Creek
LocationHydetown Borough
RouteState Highway 8
CountyCrawford County
StatePennsylvania
Coordinates41.65326, -79.72346
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length82 ft (25 m)
Longest span72 ft (21.9 m)
Deck width44 ft (13.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,212 (2023)
Projected traffic4,844 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 8 Main Street over Over Thompson Creek built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1985.

What condition is SR 8 Main Street over Over Thompson Creek 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 November 2023.

How much traffic does SR 8 Main Street over Over Thompson Creek carry?

About 3,212 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is SR 8 Main Street over Over Thompson Creek?

The structure is 82 ft (25 m) long with a longest span of 72 ft (21.9 m) and a deck 44 ft wide.

Who owns SR 8 Main Street over Over Thompson Creek?

It is owned by the State Highway Agency.