SH 91 Ml over I 70 Ml

Fair Condition49 years old7,700 vehicles/day

Location

StateColorado
CountySummit
LocationAt Copper Mountain
CarriesSH 91 Ml
CrossesI 70 Ml
Coordinates39.50643, -106.14346

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Single/Spread
Total Length308.1 ft (93.9 m)
Max Span160.1 ft (48.8 m)
Deck Width72.5 ft (22.1 m)
Deck Area2075.2 sq m
Main Spans2
Year Built1977

Traffic

Avg Daily Traffic7,700 (2020)
Truck Traffic5%
Lanes On Bridge3
Lanes Under Bridge5

Inspection & Ownership

Last Inspection423
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberF-12-AG

Nearby Bridges