Structure L-26-BU · Prowers County, CO

US 287 Ml over US 50 Ml

Carries US 287 Ml over US 50 Ml, Jct SH 287 Wiley Jct.

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 FT227 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

227 ft end to end, longest span 114 ft: 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 tee-beam bridge.

Built198838 years old
Length226.7 ft69.1 m
Daily traffic4,100counted 2020
Last inspectedJanuary 2024every 24 months

Location

StateColorado
CountyProwers
LocationJct SH 287 Wiley Jct
CarriesUS 287 Ml
CrossesUS 50 Ml
Coordinates38.11523, -102.72254

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignTee Beam
Total Length226.7 ft (69.1 m)
Max Span113.8 ft (34.7 m)
Deck Width46.6 ft (14.2 m)
Deck Area981.2 sq m
Main Spans2
Year Built1988

Traffic

Avg Daily Traffic4,100 (2020)
Truck Traffic39%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJanuary 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberL-26-BU

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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