US Bridges

SR 0166 over Dunlap Creek

Good

Fayette County, Pennsylvania · 2 Miles N. of SR 4008 · Structure no. 000000000045245

Built
2009
16 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
4,046
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0166 over Dunlap Creek is a prestressed concrete box beam or girders - multiple carrying SR 0166 over Dunlap Creek in Fayette County, Pennsylvania. It was built in 2009, so it is 16 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 4,046 vehicles a day, roughly 10% of them trucks, projected to reach 4,208 by 2032. The structure is 80 ft (24.4 m) long and 37 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSR 0166
CrossesDunlap Creek
Location2 Miles N. of SR 4008
RouteState Highway 166
Coordinates39.97799, -79.8803
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating54 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length80 ft (24.4 m)
Longest span80 ft (24.4 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,046 (2024)
Projected traffic4,208 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 0166 over Dunlap Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is SR 0166 over Dunlap 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 November 2024.

How much traffic does SR 0166 over Dunlap Creek carry?

About 4,046 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 0166 over Dunlap Creek?

The structure is 80 ft (24.4 m) long with a longest span of 80 ft (24.4 m) and a deck 37 ft wide.

Who owns SR 0166 over Dunlap Creek?

It is owned by the State Highway Agency.