88TH Avenue over N Br Pentwater River
Oceana County, Michigan · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 88TH Avenue over N Br Pentwater River in Oceana County, Michigan, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 2 (critical condition) on the 0-9 scale.
- It was built in 1912, making it 113 years old at the 2025 inventory.
- It carries about 20 vehicles a day.
- Its listed owner is the county highway agency.
- It is one of 5 of the 101 inventoried bridges in Oceana County rated poor (5.0%); 5 (5.0%) are rated poor.
- Its traffic status in the 2025 inventory is closed to all traffic (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated August 2024, on a 24-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (43.7981, -86.33837)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 4 | 4 | Poor condition |
| Superstructure | 2 | 2 | Critical condition |
| Substructure | 3 | 3 | Serious condition |
Bridge details
| Structure | Steel through truss |
| Length | about 48 ft |
| Location | 0.5 Mi N of Jefferson Rd |
| NBI structure number | 000000000008402 |
| Condition class | Poor |
| Traffic status (item 41) | Closed to all traffic |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Michigan department of transportation.
Busiest bridges in Oceana County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-31 SB over Grant Road | 1975 | 10,300 | Fair |
| US-31 NB over Grant Road | 1975 | 10,300 | Fair |
| US-31BR over Russell Creek | 2020 | 8,800 | Good |
| US-31 SB over Log Rd & CSX RR (abn) | 1975 | 8,500 | Fair |
| US-31 NB over Log Rd & CSX RR (abn) | 1975 | 8,500 | Fair |
| US-31 SB over Buchanan Road | 1975 | 8,500 | Fair |
All bridges nearby: Oceana County, MI bridge conditions · every bridge in Oceana County · Michigan bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.