Structure CS242B-S1-242AA · Costilla County, CO

County Road E.5 over San Francisco Creek

Carries County Road E.5 over San Francisco Creek, 200 Ft S Of CR J.2.

Overall conditionFair

Set by its lowest-rated component: Deck at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructure7/9 · Good
Substructure7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT45 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 7/9

45 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 multi-beam bridge.

Built199630 years old
Length44.9 ft13.7 m
Daily traffic55counted 2022
Last inspectedMarch 2025every 24 months

Location

StateColorado
CountyCostilla
Location200 Ft S Of CR J.2
CarriesCounty Road E.5
CrossesSan Francisco Creek
Coordinates37.10143, -105.35083

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length44.9 ft (13.7 m)
Max Span39.4 ft (12 m)
Deck Width32.5 ft (9.9 m)
Deck Area135.6 sq m
Main Spans1
Year Built1996

Traffic

Avg Daily Traffic55 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionMarch 2025
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure NumberCS242B-S1-242AA

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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