Structure F-17-NV · Denver County, CO

US 285 Hampden AVE over Lrt

Carries US 285 Hampden AVE over Lrt, W Of I-25 / Hampden Intrs.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT39 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

39 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 box-beam bridge.

Built200521 years old
Length39.0 ft11.9 m
Daily traffic49,000counted 2020
Last inspectedMarch 2023every 24 months

Location

StateColorado
CountyDenver
LocationW Of I-25 / Hampden Intrs
CarriesUS 285 Hampden AVE
CrossesLrt
Coordinates39.65324, -104.91927

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Single/Spread
Total Length39.0 ft (11.9 m)
Max Span36.1 ft (11 m)
Deck Width399.9 ft (121.9 m)
Deck Area1450.6 sq m
Main Spans1
Year Built2005

Traffic

Avg Daily Traffic49,000 (2020)
Truck Traffic3%
Lanes On Bridge10

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberF-17-NV

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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