Tr 163 over Drainage Ditch
Saline County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr 163 over Drainage Ditch in Saline 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 2006, making it 19 years old at the 2025 inventory.
- It carries about 225 vehicles a day (traffic count year 2020).
- Its listed owner is a town or township highway agency.
- It is one of 131 of the 185 inventoried bridges in Saline County rated good (70.8%); 8 (4.3%) 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 → (37.7595, -88.5696)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 91 ft |
| Location | 1.4 Mi N Ill 13 |
| NBI structure number | 083322700000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Saline County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 332-us 45 over Drainage Ditch | 2007 | 10,900 | Good |
| US 45 over Mid Fork Saline Riv. | 1982 | 10,200 | Good |
| US 45-fap 332 over Middle Fork Saline R | 2004 | 10,200 | Good |
| Fap 332-us 45 (SB) over Stream | 2002 | 9,550 | Good |
| Fap 332-us 45 (NB) over Stream | 2002 | 9,550 | Good |
| Fap 332-us 45 (NB) over Stream | 2002 | 9,550 | Good |
All bridges nearby: Saline County, IL bridge conditions · every bridge in Saline County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.