Keystone Avenue over Howland Ditch
Fair Condition66 years old54,496 vehicles/day
Location
| State | Indiana |
| County | Marion |
| Location | 00.15 N Of 71st Street |
| Carries | Keystone Avenue |
| Crosses | Howland Ditch |
| Coordinates | 39.88556, -86.12209 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 103.3 ft (31.5 m) |
| Max Span | 42.0 ft (12.8 m) |
| Deck Width | 94.2 ft (28.7 m) |
| Deck Area | 904.0 sq m |
| Main Spans | 3 |
| Year Built | 1960 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 54,496 (2019) |
| Truck Traffic | 5% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 4900490 |