US 34 Ml over Big Thompson River
Fair Condition90 years old4,900 vehicles/day
Location
| State | Colorado |
| County | Larimer |
| Location | 14 Mi E Of Estes Park |
| Carries | US 34 Ml |
| Crosses | Big Thompson River |
| Coordinates | 40.42390, -105.29170 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 109.9 ft (33.5 m) |
| Max Span | 52.5 ft (16 m) |
| Deck Width | 33.5 ft (10.2 m) |
| Deck Area | 341.7 sq m |
| Main Spans | 2 |
| Year Built | 1936 (reconstructed 1997) |
Traffic
| Avg Daily Traffic | 4,900 (2020) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | C-15-C |