Structure 1185 · Allegheny County, PA

Penn Lincoln Py over Lr 763-ramp G

Carries Penn Lincoln Py over Lr 763-ramp G, Over Ramp G Wilkinsburg.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT80 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 6/9

80 ft end to end. Lengths and the car on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built1950rebuilt 1971
Length80.1 ft24.4 m
Daily traffic54,792counted 2023
Last inspectedJuly 2023every 24 months

Location

StatePennsylvania
CountyAllegheny
LocationOver Ramp G Wilkinsburg
CarriesPenn Lincoln Py
CrossesLr 763-ramp G
Coordinates40.43626, -79.86581

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length80.1 ft (24.4 m)
Max Span77.1 ft (23.5 m)
Deck Width85.6 ft (26.1 m)
Deck Area636.8 sq m
Main Spans1
Year Built1950 (reconstructed 1971)

Traffic

Avg Daily Traffic54,792 (2023)
Truck Traffic7%
Lanes On Bridge5
Lanes Under Bridge1

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000001185

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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