Structure D-31-PB-660 · Denver County, CO

Scottsburg Road over Rtd Commuter Rail | Pena

Carries Scottsburg Road over Rtd Commuter Rail | Pena, S Of Terminal Bldg.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructure9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT37 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9 · sets the ratingSuperstructure 8/9 · sets the ratingSubstructure 9/9

37 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 rigid-frame bridge.

Built20179 years old
Length37.1 ft11.3 m
Daily traffic24,833counted 2021
Last inspectedJanuary 2025every 24 months

Location

StateColorado
CountyDenver
LocationS Of Terminal Bldg
CarriesScottsburg Road
CrossesRtd Commuter Rail | Pena
Coordinates39.84214, -104.67389

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length37.1 ft (11.3 m)
Max Span33.1 ft (10.1 m)
Deck Width180.1 ft (54.9 m)
Deck Area620.4 sq m
Main Spans1
Year Built2017

Traffic

Avg Daily Traffic24,833 (2021)
Truck Traffic6%
Lanes On Bridge5

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerOther Local Agencies
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberD-31-PB-660

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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