Coalton Drive over Rock Creek
Fair Condition26 years old4,964 vehicles/day
Location
| State | Colorado |
| County | Boulder |
| Location | 0.15 Mi East Of Mccaslin |
| Carries | Coalton Drive |
| Crosses | Rock Creek |
| Coordinates | 39.92897, -105.16333 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 16.1 ft (4.9 m) |
| Deck Width | 157.2 ft (47.9 m) |
| Deck Area | 728.1 sq m |
| Main Spans | 3 |
| Year Built | 2000 |
Traffic
| Avg Daily Traffic | 4,964 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | SUPER-COALTON |