Minier Rd-tr310a over Little Mackinaw Rv
Tazewell County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Minier Rd-tr310a over Little Mackinaw Rv in Tazewell County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1978, making it 47 years old at the 2025 inventory.
- It carries about 100 vehicles a day (traffic count year 2023).
- Its listed owner is a town or township highway agency.
- It is one of 89 of the 358 inventoried bridges in Tazewell County rated good (24.9%); 53 (14.8%) 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 January 2023, on a 48-month routine inspection cycle.
- 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 → (40.48326, -89.31925)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 41 ft |
| Location | Nw-3-t23nr2w |
| NBI structure number | 090318100000000 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2023 |
| Inspection interval (item 91) | 48 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 Illinois department of transportation.
Busiest bridges in Tazewell County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-74 over Ill Riv T&p RR | 1958 | 57,800 | Fair |
| EB I-74 over Altorfer St | 2005 | 57,000 | Fair |
| EB I-74 over Ill 116(MAIN St) | 2005 | 40,800 | Fair |
| I-74 over US150 & Bike Path | 2015 | 39,000 | Fair |
| EB US 150 over Illinois River & T&p RR | 1948 | 30,000 | Poor |
| WB US 150 over Ill River T&p RR | 1982 | 30,000 | Poor |
All bridges nearby: Tazewell County, IL bridge conditions · every bridge in Tazewell County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.