Structure WELIN-MT. OWENS · Larimer County, CO

Mount Owens Street over Local Drainage

Carries Mount Owens Street over Local Drainage, 10 Ft W Of Frontage Road.

Overall conditionGood

Set by its lowest-rated component: Culvert at 7 of 9.

How ratings work
Culvertsets the rating7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT54 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 54 ft across with 7 openings. 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, so those are drawn as typical for a culvert.

Built200521 years old
Length54.1 ft16.5 m
Daily traffic524counted 2023
Last inspectedMarch 2025every 24 months

Location

StateColorado
CountyLarimer
Location10 Ft W Of Frontage Road
CarriesMount Owens Street
CrossesLocal Drainage
Coordinates40.68769, -105.00167

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length54.1 ft (16.5 m)
Max Span6.9 ft (2.1 m)
Deck Width71.9 ft (21.9 m)
Deck Area361.4 sq m
Main Spans7
Year Built2005

Traffic

Avg Daily Traffic524 (2023)
Truck Traffic5%
Lanes On Bridge3

Inspection & Ownership

Last InspectionMarch 2025
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure NumberWELIN-MT. OWENS

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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