US Bridges

Mount Nebo RD over Bear Run

Fair

Allegheny County, Pennsylvania · 250E.OF Inter.W/Sr 4029 · Structure no. 000000000001963

Built
1987
38 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
43 ft
2 main spans
Daily traffic
8,533
2024 count
Owner
State
State Highway Agency

About this bridge

Mount Nebo RD over Bear Run is a concrete culvert carrying Mount Nebo RD over Bear Run in Allegheny County, Pennsylvania. It was built in 1987, so it is 38 years old, younger 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 8,533 vehicles a day, roughly 7% of them trucks, projected to reach 11,129 by 2032. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesMount Nebo RD
CrossesBear Run
Location250E.OF Inter.W/Sr 4029
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.55079, -80.08725
Functional classUrban 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97 US tons
Inventory rating58 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span22 ft (6.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,533 (2024)
Projected traffic11,129 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Mount Nebo RD over Bear Run built?

It was built in 1987, making it 38 years old in 2025.

What condition is Mount Nebo RD over Bear Run 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 February 2024.

How much traffic does Mount Nebo RD over Bear Run carry?

About 8,533 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Mount Nebo RD over Bear Run?

The structure is 43 ft (13.1 m) long with a longest span of 22 ft (6.7 m).

Who owns Mount Nebo RD over Bear Run?

It is owned by the State Highway Agency.