Structure 38547 · Philadelphia County, PA

Interstate 95 over Pattison Avenue

Carries Interstate 95 over Pattison Avenue, Packer Bar 3700f06.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT619 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

619 ft end to end, longest span 135 ft: about 1.7 football fields. 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.

Built197452 years old
Length619.1 ft188.7 m
Daily traffic—reported figure implausible
Last inspectedMarch 2023every 24 months

Location

StatePennsylvania
CountyPhiladelphia
LocationPacker Bar 3700f06
CarriesInterstate 95
CrossesPattison Avenue
Coordinates39.90206, -75.15119

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length619.1 ft (188.7 m)
Max Span134.8 ft (41.1 m)
Deck Width109.3 ft (33.3 m)
Deck Area6283.7 sq m
Main Spans3
Year Built1974

Traffic

Avg Daily Traffic171,045 (2024)
That is about 57,015 vehicles per lane per day — beyond what any U.S. road carries (the busiest freeways run about 25,000–30,000). It is almost certainly a data-entry error in the National Bridge Inventory, so we leave this bridge out of traffic rankings.
Truck Traffic8%
Lanes On Bridge3
Lanes Under Bridge5

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000038547

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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