US Bridges

Ramp a over Ardmore Blvd SR 0008

Fair

Allegheny County, Pennsylvania · Rp.A O/Ardmore @ CHANNEL4 · Structure no. 000000000002775

Built
1952
73 years old, rebuilt 2008
Condition
Fair
inspected March 2023
Type
Arch - Deck
Steel
Length
147 ft
1 main span
Daily traffic
9,949
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp a over Ardmore Blvd SR 0008 is a steel arch - deck carrying Ramp a over Ardmore Blvd SR 0008 in Allegheny County, Pennsylvania. It was built in 1952 and reconstructed in 2008, so it is 73 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 9,949 vehicles a day, roughly 7% of them trucks, projected to reach 9,379 by 2032. The structure is 147 ft (44.8 m) long and 45 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRamp a
CrossesArdmore Blvd SR 0008
LocationRp.A O/Ardmore @ CHANNEL4
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.42833, -79.87167
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length147 ft (44.8 m)
Longest span140 ft (42.7 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,949 (2024)
Projected traffic9,379 by 2032
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$403,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp a over Ardmore Blvd SR 0008 built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 2008.

What condition is Ramp a over Ardmore Blvd SR 0008 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 Ramp a over Ardmore Blvd SR 0008 carry?

About 9,949 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Ramp a over Ardmore Blvd SR 0008?

The structure is 147 ft (44.8 m) long with a longest span of 140 ft (42.7 m) and a deck 45 ft wide.

Who owns Ramp a over Ardmore Blvd SR 0008?

It is owned by the State Highway Agency.