Structure 15133 · Delaware County, PA

Mid-county Exwy.nb over Conestoga RD & Sproul RD

Carries Mid-county Exwy.nb over Conestoga RD & Sproul RD, Conestoga;sproul 14g11.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT227 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 6/9 · sets the rating

227 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.

Built198937 years old
Length227.0 ft69.2 m
Daily traffic44,192counted 2024
Last inspectedOctober 2023every 48 months

Location

StatePennsylvania
CountyDelaware
LocationConestoga;sproul 14g11
CarriesMid-county Exwy.nb
CrossesConestoga RD & Sproul RD
Coordinates40.03020, -75.36296

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length227.0 ft (69.2 m)
Max Span222.1 ft (67.7 m)
Deck Width62.0 ft (18.9 m)
Deck Area1307.9 sq m
Main Spans1
Year Built1989

Traffic

Avg Daily Traffic44,192 (2024)
Truck Traffic10%
Lanes On Bridge3
Lanes Under Bridge4

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000015133

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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