Structure 8405 · Cambria County, PA

Pa 56 over 403 271 3016 3055 8016 R

Carries Pa 56 over 403 271 3016 3055 8016 R, Over Tr 403 & Tr 271.

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 overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,728 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 6/9 · sets the rating

2,728 ft end to end, longest span 158 ft: about 7.6 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 multi-beam bridge.

Built1972rebuilt 2002
Length2728.0 ft831.5 m
Daily traffic16,200counted 2024
Last inspectedMarch 2024every 24 months

Location

StatePennsylvania
CountyCambria
LocationOver Tr 403 & Tr 271
CarriesPa 56
Crosses403 271 3016 3055 8016 R
Coordinates40.32061, -78.91816

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length2728.0 ft (831.5 m)
Max Span158.1 ft (48.2 m)
Deck Width64.6 ft (19.7 m)
Deck Area16380.5 sq m
Main Spans27
Year Built1972 (reconstructed 2002)

Traffic

Avg Daily Traffic16,200 (2024)
Truck Traffic8%
Lanes On Bridge2
Lanes Under Bridge20

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical7 — Countermeasures installed
Structure Number000000000008405

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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