Structure 25583 · McKean County, PA

T-385 Valley Cross over Potato Creek

Carries T-385 Valley Cross over Potato Creek, 1500 Ft East Of SR 46.

Overall conditionPoor

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

How ratings work
Deck5/9 · Fair
Superstructuresets the rating4/9 · Poor
Substructuresets the rating4/9 · Poor
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT146 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 4/9 · sets the ratingSubstructure 4/9 · sets the rating

146 ft end to end: about 2 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 through truss.

Built1888rebuilt 2020
Length146.0 ft44.5 m
Daily traffic450counted 2018
Last inspectedMay 2024every 24 months

Location

StatePennsylvania
CountyMcKean
Location1500 Ft East Of SR 46
CarriesT-385 Valley Cross
CrossesPotato Creek
Coordinates41.86071, -78.43973

Physical Characteristics

MaterialAluminum/Wrought Iron/Cast Iron
DesignTruss - Thru
Total Length146.0 ft (44.5 m)
Max Span144.0 ft (43.9 m)
Deck Width15.7 ft (4.8 m)
Deck Area213.6 sq m
Main Spans1
Year Built1888 (reconstructed 2020)

Traffic

Avg Daily Traffic450 (2018)
Lanes On Bridge1

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000025583

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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