Structure 15043 · Delaware County, PA

Mid-county Exwy.sb over Avondale Rd;dicks Run

Carries Mid-county Exwy.sb over Avondale Rd;dicks Run, 1/3mi.n.valley Rd. 34g09.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructure7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT412 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

412 ft end to end, longest span 208 ft: about 6 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
Length412.1 ft125.6 m
Daily traffic41,997counted 2024
Last inspectedJune 2022every 48 months

Location

StatePennsylvania
CountyDelaware
Location1/3mi.n.valley Rd. 34g09
CarriesMid-county Exwy.sb
CrossesAvondale Rd;dicks Run
Coordinates39.89857, -75.36044

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length412.1 ft (125.6 m)
Max Span208.0 ft (63.4 m)
Deck Width47.6 ft (14.5 m)
Deck Area1821.2 sq m
Main Spans2
Year Built1989

Traffic

Avg Daily Traffic41,997 (2024)
Truck Traffic9%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionJune 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000015043

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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