County Road 129 over Big Creek
Good Condition27 years old2,652 vehicles/day
Location
| State | Colorado |
| County | Routt |
| Location | 7.3 Mi. N. Of U.s. 40 |
| Carries | County Road 129 |
| Crosses | Big Creek |
| Coordinates | 40.58692, -106.90135 |
Condition Ratings
| Overall Condition | Good |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Arch - Deck |
| Total Length | 41.0 ft (12.5 m) |
| Max Span | 41.0 ft (12.5 m) |
| Deck Width | 40.4 ft (12.3 m) |
| Deck Area | 153.8 sq m |
| Main Spans | 1 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 2,652 (2023) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 107012907.30709 |