US Bridges

SR 0040 over Youghiogheny River Dam

Good

Fayette County, Pennsylvania · Yough Dam (somerfield) · Structure no. 000000000043180

Built
2005
20 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,730 ft
8 main spans
Daily traffic
5,679
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0040 over Youghiogheny River Dam is a steel continuous stringer/multi-beam or girder carrying SR 0040 over Youghiogheny River Dam in Fayette County, Pennsylvania. It was built in 2005, so it is 20 years old, younger 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 5,679 vehicles a day, roughly 9% of them trucks, projected to reach 3,650 by 2032. The structure is 1,730 ft (527.3 m) long and 48 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesSR 0040
CrossesYoughiogheny River Dam
LocationYough Dam (somerfield)
RouteU.S. Route 40
Coordinates39.75447, -79.39854
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating35.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHL 93
Structure length1,730 ft (527.3 m)
Longest span232 ft (70.7 m)
Deck width48 ft (14.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,679 (2024)
Projected traffic3,650 by 2032
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SR 0040 over Youghiogheny River Dam built?

It was built in 2005, making it 20 years old in 2025.

What condition is SR 0040 over Youghiogheny River Dam 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 July 2024.

How much traffic does SR 0040 over Youghiogheny River Dam carry?

About 5,679 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is SR 0040 over Youghiogheny River Dam?

The structure is 1,730 ft (527.3 m) long with a longest span of 232 ft (70.7 m) and a deck 48 ft wide.

Who owns SR 0040 over Youghiogheny River Dam?

It is owned by the State Highway Agency.