Lamar Street over Ralston Creek | Ralston
Fair Condition51 years old6,422 vehicles/day
Location
| State | Colorado |
| County | Jefferson |
| Location | Just North Of Ralston RD |
| Carries | Lamar Street |
| Crosses | Ralston Creek | Ralston |
| Coordinates | 39.80215, -105.06723 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 149.0 ft (45.4 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 60.7 ft (18.5 m) |
| Deck Area | 839.9 sq m |
| Main Spans | 2 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 6,422 (2021) |
| Truck Traffic | 4% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | ARVA-LR-0.04-01 |