US Bridges

Raymond Shafer HWY over Moon Run

Fair

Allegheny County, Pennsylvania · I-79 SB1.4 MI N of SR 60 · Structure no. 000000000000891

Built
1973
52 years old
Condition
Fair
inspected May 2022
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
24,566
2024 count
Owner
State
State Highway Agency

About this bridge

Raymond Shafer HWY over Moon Run is a concrete culvert carrying Raymond Shafer HWY over Moon Run in Allegheny County, Pennsylvania. It was built in 1973, so it is 52 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 24,566 vehicles a day, roughly 13% of them trucks, projected to reach 17,293 by 2032. The structure is 21 ft (6.4 m) long.

CarriesRaymond Shafer HWY
CrossesMoon Run
LocationI-79 SB1.4 MI N of SR 60
RouteInterstate 79
Coordinates40.46973, -80.11533
Functional classUrban Principal Arterial - Interstate

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2022
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 rating110.1 US tons
Inventory rating110 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,566 (2024)
Projected traffic17,293 by 2032
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Raymond Shafer HWY over Moon Run built?

It was built in 1973, making it 52 years old in 2025.

What condition is Raymond Shafer HWY over Moon 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 May 2022.

How much traffic does Raymond Shafer HWY over Moon Run carry?

About 24,566 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Raymond Shafer HWY over Moon Run?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m).

Who owns Raymond Shafer HWY over Moon Run?

It is owned by the State Highway Agency.