US Bridges

SR 4013 over Robb Run

Good

Washington County, Pennsylvania · Mcdonald Borough · Structure no. 000000000035138

Built
1993
32 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
41 ft
2 main spans
Daily traffic
2,926
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4013 over Robb Run is a concrete culvert carrying SR 4013 over Robb Run in Washington County, Pennsylvania. It was built in 1993, so it is 32 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 2,926 vehicles a day, roughly 1% of them trucks, projected to reach 2,974 by 2032. The structure is 41 ft (12.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 4013
CrossesRobb Run
LocationMcdonald Borough
RouteState Highway 0
Coordinates40.37055, -80.235
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length41 ft (12.5 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,926 (2024)
Projected traffic2,974 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 4013 over Robb Run built?

It was built in 1993, making it 32 years old in 2025.

What condition is SR 4013 over Robb Run 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 June 2024.

How much traffic does SR 4013 over Robb Run carry?

About 2,926 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 4013 over Robb Run?

The structure is 41 ft (12.5 m) long with a longest span of 18 ft (5.5 m).

Who owns SR 4013 over Robb Run?

It is owned by the State Highway Agency.