Structure 14991 · Delaware County, PA

Middletown Road over Baltimore Pike

Carries Middletown Road over Baltimore Pike, Granite Run Mall 33h06.

Overall conditionPoor

Set by its lowest-rated component: Substructure at 4 of 9.

How ratings work
Deck5/9 · Fair
Superstructure7/9 · Good
Substructuresets the rating4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT60 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 7/9Substructure 4/9 · sets the rating

60 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 box-beam bridge.

Built1935rebuilt 1979
Length60.0 ft18.3 m
Daily traffic19,170counted 2024
Last inspectedOctober 2023every 24 months

Location

StatePennsylvania
CountyDelaware
LocationGranite Run Mall 33h06
CarriesMiddletown Road
CrossesBaltimore Pike
Coordinates39.91518, -75.42454

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length60.0 ft (18.3 m)
Max Span56.1 ft (17.1 m)
Deck Width35.1 ft (10.7 m)
Deck Area195.8 sq m
Main Spans1
Year Built1935 (reconstructed 1979)

Traffic

Avg Daily Traffic19,170 (2024)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000014991

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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