US Bridges

SR 4008 over Branch of Dunlap Creek

Fair

Fayette County, Pennsylvania · Redstone Township · Structure no. 000000000016982

Built
1960
65 years old, rebuilt 2012
Condition
Fair
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
1,541
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4008 over Branch of Dunlap Creek is a prestressed concrete box beam or girders - multiple carrying SR 4008 over Branch of Dunlap Creek in Fayette County, Pennsylvania. It was built in 1960 and reconstructed in 2012, so it is 65 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 6 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 1,541 vehicles a day, roughly 7% of them trucks, projected to reach 2,677 by 2032. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 4008
CrossesBranch of Dunlap Creek
LocationRedstone Township
RouteState Highway 0
Coordinates39.94817, -79.85284
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating50 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,541 (2024)
Projected traffic2,677 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4008 over Branch of Dunlap Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2012.

What condition is SR 4008 over Branch of Dunlap 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 March 2023.

How much traffic does SR 4008 over Branch of Dunlap Creek carry?

About 1,541 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is SR 4008 over Branch of Dunlap Creek?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m).

Who owns SR 4008 over Branch of Dunlap Creek?

It is owned by the State Highway Agency.