Structure 9510 · Centre County, PA

SR 322-us 322 over SR 45-pa 45

Carries SR 322-us 322 over SR 45-pa 45, 3 Mi SE State College.

Overall conditionFair

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

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

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT212 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

212 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.

Built197155 years old
Length211.9 ft64.6 m
Daily traffic12,377counted 2024
Last inspectedJune 2023every 24 months

Location

StatePennsylvania
CountyCentre
Location3 Mi SE State College
CarriesSR 322-us 322
CrossesSR 45-pa 45
Coordinates40.78124, -77.77962

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length211.9 ft (64.6 m)
Max Span128.0 ft (39 m)
Deck Width47.9 ft (14.6 m)
Deck Area943.2 sq m
Main Spans1
Year Built1971

Traffic

Avg Daily Traffic12,377 (2024)
Truck Traffic26%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000009510

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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