349 Avenue over Ponca Ck
Fair Condition77 years old120 vehicles/day
Location
| State | South Dakota |
| County | Gregory |
| Location | 1w & 3.7s Herrick |
| Carries | 349 Avenue |
| Crosses | Ponca Ck |
| Coordinates | 43.05783, -99.20770 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 162.1 ft (49.4 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 22.0 ft (6.7 m) |
| Deck Area | 331.0 sq m |
| Main Spans | 3 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 120 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000027165307 |