Structure C-22-AY · Morgan County, CO

I 76 Ml Wbnd over Bnsf Rr Beaver Creek

Carries I 76 Ml Wbnd over Bnsf Rr Beaver Creek, E Edge Of Brush.

Overall conditionPoor

Set by its lowest-rated component: Superstructure and Substructure at 4 of 9.

How ratings work
Deck5/9 · Fair
Superstructuresets the rating4/9 · Poor
Substructuresets the rating4/9 · Poor
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT607 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 4/9 · sets the ratingSubstructure 4/9 · sets the rating

607 ft end to end, longest span 78 ft: about 1.7 football fields. 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.

Built196066 years old
Length607.0 ft185 m
Daily traffic6,000counted 2020
Last inspectedJune 2024every 12 months

Location

StateColorado
CountyMorgan
LocationE Edge Of Brush
CarriesI 76 Ml Wbnd
CrossesBnsf Rr Beaver Creek
Coordinates40.26950, -103.59454

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length607.0 ft (185 m)
Max Span78.4 ft (23.9 m)
Deck Width34.1 ft (10.4 m)
Deck Area1,924 sq m
Main Spans8
Year Built1960

Traffic

Avg Daily Traffic6,000 (2020)
Truck Traffic18%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure NumberC-22-AY

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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