SH 470 Ml Wbnd over Big Dry Creek

Good Condition42 years old49,000 vehicles/day

Location

StateColorado
CountyDouglas
Location3.2 M W Of Jct I25
CarriesSH 470 Ml Wbnd
CrossesBig Dry Creek
Coordinates39.56250, -104.92555

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length130.6 ft (39.8 m)
Max Span128.0 ft (39 m)
Deck Width77.1 ft (23.5 m)
Deck Area935.3 sq m
Main Spans1
Year Built1984

Traffic

Avg Daily Traffic49,000 (2020)
Truck Traffic2%
Lanes On Bridge5

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberF-17-HT

Nearby Bridges