US Bridges

Ramp B over Ramp U Bridge ST Pine CR

Good

Allegheny County, Pennsylvania · TR8-S.B.RAMP to 28 · Structure no. 000000000002831

Built
1963
62 years old, rebuilt 2005
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
565 ft
6 main spans
Daily traffic
8,200
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp B over Ramp U Bridge ST Pine CR is a steel continuous stringer/multi-beam or girder carrying Ramp B over Ramp U Bridge ST Pine CR in Allegheny County, Pennsylvania. It was built in 1963 and reconstructed in 2005, so it is 62 years old, older 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 8,200 vehicles a day, roughly 3% of them trucks, projected to reach 16,137 by 2032. The structure is 565 ft (172.2 m) long and 25 ft wide.

Location

Open in Google Maps
CarriesRamp B
CrossesRamp U Bridge ST Pine CR
LocationTR8-S.B.RAMP to 28
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.49618, -79.94078
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating87 US tons
Inventory rating67 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6 (+1 approach)
Design loadHS 20
Structure length565 ft (172.2 m)
Longest span109 ft (33.2 m)
Deck width25 ft (7.5 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,200 (2024)
Projected traffic16,137 by 2032
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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$1.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Ramp B over Ramp U Bridge ST Pine CR built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2005.

What condition is Ramp B over Ramp U Bridge ST Pine CR 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 October 2022.

How much traffic does Ramp B over Ramp U Bridge ST Pine CR carry?

About 8,200 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Ramp B over Ramp U Bridge ST Pine CR?

The structure is 565 ft (172.2 m) long with a longest span of 109 ft (33.2 m) and a deck 25 ft wide.

Who owns Ramp B over Ramp U Bridge ST Pine CR?

It is owned by the State Highway Agency.