Structure I-17-IY · El Paso County, CO

US 24 Ml Ebnd over Union BLVD

Carries US 24 Ml Ebnd over Union BLVD, Us24 Hancock To Quivira.

Overall conditionFair

Set by its lowest-rated component: Substructure at 6 of 9.

How ratings work
Deck7/9 · Good
Superstructure7/9 · Good
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT233 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 6/9 · sets the rating

233 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 multi-beam bridge.

Built199333 years old
Length232.6 ft70.9 m
Daily traffic21,000counted 2020
Last inspectedDecember 2024every 24 months

Location

StateColorado
CountyEl Paso
LocationUs24 Hancock To Quivira
CarriesUS 24 Ml Ebnd
CrossesUnion BLVD
Coordinates38.81177, -104.78954

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length232.6 ft (70.9 m)
Max Span114.2 ft (34.8 m)
Deck Width59.1 ft (18 m)
Deck Area1276.2 sq m
Main Spans2
Year Built1993

Traffic

Avg Daily Traffic21,000 (2020)
Truck Traffic7%
Lanes On Bridge3
Lanes Under Bridge8

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberI-17-IY

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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