County Road 20.5 over Boulder Creek
Fair Condition48 years old3,015 vehicles/day
Location
| State | Colorado |
| County | Weld |
| Location | 1.8 Mi E Of Co RD 1 |
| Carries | County Road 20.5 |
| Crosses | Boulder Creek |
| Coordinates | 40.13875, -105.02014 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 132.5 ft (40.4 m) |
| Max Span | 62.3 ft (19 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 395.9 sq m |
| Main Spans | 2 |
| Year Built | 1978 (reconstructed 2010) |
Traffic
| Avg Daily Traffic | 3,015 (2022) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | WEL020.5-003.0B |