Structure 12218 · Clinton County, PA

SR 220-us 220 over SR 2012 & Bald Eagle Crk

Carries SR 220-us 220 over SR 2012 & Bald Eagle Crk, 2 Mi E Castanea.

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
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,271 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 6/9 · sets the rating

1,271 ft end to end, longest span 158 ft: about 3.5 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 girder bridge.

Built197650 years old
Length1271.0 ft387.4 m
Daily traffic9,195counted 2024
Last inspectedMay 2024every 24 months

Location

StatePennsylvania
CountyClinton
Location2 Mi E Castanea
CarriesSR 220-us 220
CrossesSR 2012 & Bald Eagle Crk
Coordinates41.13181, -77.40869

Physical Characteristics

MaterialSteel Continuous
DesignGirder and Floorbeam
Total Length1271.0 ft (387.4 m)
Max Span158.1 ft (48.2 m)
Deck Width45.9 ft (14 m)
Deck Area5423.6 sq m
Main Spans8
Year Built1976

Traffic

Avg Daily Traffic9,195 (2024)
Truck Traffic13%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000012218

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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