Structure C000621625 · Boone County, NE

Coll 7632 over North Shell Creek

Carries Coll 7632 over North Shell Creek, 2.5s 12.7e Of Petersburg.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT45 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

45 ft end to end. Lengths and the car 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 tee-beam bridge.

Built1935rebuilt 1996
Length44.9 ft13.7 m
Daily traffic25counted 1998
Last inspectedDecember 2024every 24 months

Location

StateNebraska
CountyBoone
Location2.5s 12.7e Of Petersburg
CarriesColl 7632
CrossesNorth Shell Creek
Coordinates41.81470, -97.83750

Physical Characteristics

MaterialPrestressed Concrete
DesignTee Beam
Total Length44.9 ft (13.7 m)
Max Span44.0 ft (13.4 m)
Deck Width27.9 ft (8.5 m)
Deck Area116.5 sq m
Main Spans1
Year Built1935 (reconstructed 1996)

Traffic

Avg Daily Traffic25 (1998)
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure NumberC000621625

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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