30th Street over Boulder Creek

Fair Condition63 years old33,663 vehicles/day

Location

StateColorado
CountyBoulder
Location0.79 Mi N. Of Baseline RD
Carries30th Street
CrossesBoulder Creek
Coordinates40.01112, -105.25338

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignTee Beam
Total Length62.0 ft (18.9 m)
Max Span59.1 ft (18 m)
Deck Width73.2 ft (22.3 m)
Deck Area421.5 sq m
Main Spans1
Year Built1963 (reconstructed 1997)

Traffic

Avg Daily Traffic33,663 (2023)
Truck Traffic3%
Lanes On Bridge4

Inspection & Ownership

Last Inspection225
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberBOLD-07-0.79-2A

Nearby Bridges