Structure 538 · Allegheny County, PA

SR 0019 over SR 0279

Carries SR 0019 over SR 0279, Ivory AVE Intersection.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructure6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT214 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 7/9

214 ft end to end: about 3 semi-trucks nose to tail. Lengths and the semi-truck 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.

Built198640 years old
Length213.9 ft65.2 m
Daily traffic2,514counted 2024
Last inspectedJuly 2024every 24 months

Location

StatePennsylvania
CountyAllegheny
LocationIvory AVE Intersection
CarriesSR 0019
CrossesSR 0279
Coordinates40.49656, -80.02002

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length213.9 ft (65.2 m)
Max Span210.0 ft (64 m)
Deck Width47.9 ft (14.6 m)
Deck Area951.9 sq m
Main Spans1
Year Built1986

Traffic

Avg Daily Traffic2,514 (2024)
Truck Traffic6%
Lanes On Bridge2
Lanes Under Bridge18

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000000538

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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