170th ST over Br N Blackbird CR
Good Condition11 years old5 vehicles/day
Location
| State | Missouri |
| County | Putnam |
| Location | S 28 T 66 N R 18 W |
| Carries | 170th ST |
| Crosses | Br N Blackbird CR |
| Coordinates | 40.48672, -92.93452 |
Condition Ratings
| Overall Condition | Good |
| Deck | 9 (Excellent) |
| Superstructure | 9 (Excellent) |
| Substructure | 9 (Excellent) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 18.0 ft (5.5 m) |
| Deck Area | 83.6 sq m |
| Main Spans | 1 |
| Year Built | 2015 |
Traffic
| Avg Daily Traffic | 5 (2024) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 35077 |