Structure K-14-N · Fremont County, CO

US 50 Ml over Sheep Basin

Carries US 50 Ml over Sheep Basin, 6.2 Mi East Of Jct SH 69.

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 overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT141 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

141 ft end to end, longest span 40 ft. 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 slab bridge.

Built199630 years old
Length141.1 ft43 m
Daily traffic2,500counted 2020
Last inspectedJanuary 2025every 24 months

Location

StateColorado
CountyFremont
Location6.2 Mi East Of Jct SH 69
CarriesUS 50 Ml
CrossesSheep Basin
Coordinates38.45294, -105.49457

Physical Characteristics

MaterialPrestressed Concrete
DesignSlab
Total Length141.1 ft (43 m)
Max Span40.0 ft (12.2 m)
Deck Width73.5 ft (22.4 m)
Deck Area963.2 sq m
Main Spans3
Year Built1996

Traffic

Avg Daily Traffic2,500 (2020)
Truck Traffic13%
Lanes On Bridge4

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure NumberK-14-N

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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