Structure 628 · Allegheny County, PA

SR 0028 SB over Powers Run Road SR 1009

Carries SR 0028 SB over Powers Run Road SR 1009, 1037 SB Over Lr 02146.

Overall conditionFair

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

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT182 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 5/9 · sets the rating

182 ft end to end, longest span 62 ft: 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.

Built1970rebuilt 2001
Length182.1 ft55.5 m
Daily traffic22,509counted 2024
Last inspectedJune 2023every 24 months

Location

StatePennsylvania
CountyAllegheny
Location1037 SB Over Lr 02146
CarriesSR 0028 SB
CrossesPowers Run Road SR 1009
Coordinates40.50958, -79.85543

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length182.1 ft (55.5 m)
Max Span62.0 ft (18.9 m)
Deck Width54.5 ft (16.6 m)
Deck Area921.3 sq m
Main Spans3
Year Built1970 (reconstructed 2001)

Traffic

Avg Daily Traffic22,509 (2024)
Truck Traffic5%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000000628

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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