Farm Lane over Red Cedar River
Ingham County, Michigan · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Farm Lane over Red Cedar River in Ingham County, Michigan, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 9 (excellent condition) on the 0-9 scale.
- It was built in 2024, making it 1 years old at the 2025 inventory.
- It carries about 11,510 vehicles a day (traffic count year 1995).
- It is one of 40 of the 241 inventoried bridges in Ingham County rated good (16.6%); 30 (12.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated poor in the 2024 inventory and is now good (deck 5 to 9, superstructure 4 to 9, substructure 4 to 9).
- Status change: its 2024 load posting has been removed.
- Its most recent inspection on record is dated August 2024, on a 24-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (42.72769, -84.47784)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 9 | Excellent condition |
| Superstructure | 4 | 9 | Excellent condition |
| Substructure | 4 | 9 | Excellent condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 123 ft |
| Location | Michigan State University |
| NBI structure number | 000000000003965 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Michigan department of transportation.
Busiest bridges in Ingham County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-96 over Kalamink Creek | 1962 | 48,560 | Fair |
| I-496 WB over Mount Hope Rd | 1963 | 41,388 | Fair |
| I-496 WB over Forest Rd | 1963 | 41,388 | Fair |
| I-496 WB over Jolly Rd | 1963 | 41,388 | Fair |
| I-496 WB over Red Cedar River & Ramp V | 1970 | 39,163 | Fair |
| I-496 WB over CSX RR & Trowbridge Rmp | 2024 | 39,163 | Good |
All bridges nearby: Ingham County, MI bridge conditions · every bridge in Ingham County · Michigan bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.