West Road over Trib of Six Mile Crk
Jackson County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- West Road over Trib of Six Mile Crk in Jackson County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2003, making it 22 years old at the 2025 inventory.
- It carries about 500 vehicles a day (traffic count year 2022).
- Its listed owner is a city or municipal highway agency.
- It is one of 150 of the 228 inventoried bridges in Jackson County rated good (65.8%); 16 (7.0%) are rated poor.
- 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 → (37.93629, -89.24336)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 51 ft |
| Location | Dowell West Corp Lim |
| NBI structure number | 039600900000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Jackson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Il 13 WB over Crab Orchard Creek | 1995 | 25,800 | Good |
| Ill 13 WB over Crab Orchard CR Ovfl | 1995 | 25,800 | Good |
| Il 13 EB over Crab Orchard Creek | 2021 | 25,800 | Good |
| Il 13 EB over Crab Orchard Creek | 2021 | 25,800 | Good |
| Ill Rte 13 over Trib-piles Fork Crk. | 1948 | 25,500 | Fair |
| Il Rte 13 over Little Crab Orchard | 2007 | 21,600 | Fair |
All bridges nearby: Jackson County, IL bridge conditions · every bridge in Jackson County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.