CR 100W over Cottonwood Ditch
Starke County, Indiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 100W over Cottonwood Ditch in Starke County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1935 and reconstructed in 1981, making it 90 years old at the 2025 inventory.
- It carries about 180 vehicles a day (traffic count year 2016).
- Its listed owner is the county highway agency.
- It is one of 35 of the 87 inventoried bridges in Starke County rated fair (40.2%); 5 (5.7%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated October 2024, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (41.28812, -86.71774)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 50 ft |
| Location | 00.50 N of CR 150 S |
| NBI structure number | 7500067 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in Starke County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 30 WB over Robbins Ditch | 1958 | 11,406 | Fair |
| US 35 over Yellow River | 1929 | 8,432 | Good |
| US 35 over Craigmile Ditch | 1924 | 7,176 | Fair |
| US 30 EB over Robbins Ditch | 1958 | 6,993 | Fair |
| US 30 WB over Jain Ditch | 1963 | 6,793 | Good |
| US 30 EB over Shearing Ditch | 1958 | 6,743 | Good |
All bridges nearby: Starke County, IN bridge conditions · every bridge in Starke County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.