County Road 84s over South St. Vrain Creek
Fair Condition7 years old67 vehicles/day
Location
| State | Colorado |
| County | Boulder |
| Location | 250 Ft S Of HWY 7 |
| Carries | County Road 84s |
| Crosses | South St. Vrain Creek |
| Coordinates | 40.20629, -105.29330 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 182.4 ft (55.6 m) |
| Max Span | 176.2 ft (53.7 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 561.6 sq m |
| Main Spans | 1 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 67 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | BC-84S-1.6-SSV1 |