US Bridges

Ramp a over N &s RR Chateau ST 65 Rp

Fair

Allegheny County, Pennsylvania · SR 65 Marshall Ave. Inter · Structure no. 000000000002842

Built
1971
54 years old, rebuilt 2011
Condition
Fair
inspected May 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
1,263 ft
3 main spans
Daily traffic
4,487
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp a over N &s RR Chateau ST 65 Rp is a steel continuous girder and floorbeam system carrying Ramp a over N &s RR Chateau ST 65 Rp in Allegheny County, Pennsylvania. It was built in 1971 and reconstructed in 2011, so it is 54 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 4,487 vehicles a day, roughly 7% of them trucks, projected to reach 8,594 by 2032. The structure is 1,263 ft (385 m) long and 20 ft wide.

Location

Open in Google Maps
CarriesRamp a
CrossesN &s RR Chateau ST 65 Rp
LocationSR 65 Marshall Ave. Inter
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.46333, -80.03167
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating28 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+12 approach)
Design loadHS 20
Structure length1,263 ft (385 m)
Longest span122 ft (37.2 m)
Deck width20 ft (6 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,487 (2024)
Projected traffic8,594 by 2032
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp a over N &s RR Chateau ST 65 Rp built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2011.

What condition is Ramp a over N &s RR Chateau ST 65 Rp 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 2024.

How much traffic does Ramp a over N &s RR Chateau ST 65 Rp carry?

About 4,487 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Ramp a over N &s RR Chateau ST 65 Rp?

The structure is 1,263 ft (385 m) long with a longest span of 122 ft (37.2 m) and a deck 20 ft wide.

Who owns Ramp a over N &s RR Chateau ST 65 Rp?

It is owned by the State Highway Agency.