Tr 329A over Lowis Branch
Christian County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr 329A over Lowis Branch in Christian County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
- It was built in 1990, making it 35 years old at the 2025 inventory.
- It carries about 10 vehicles a day (traffic count year 2021).
- Its listed owner is a town or township highway agency.
- It is one of 58 of the 320 inventoried bridges in Christian County rated good (18.1%); 55 (17.2%) 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 → (39.378, -89.39104)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 8 | Very good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 38 ft |
| Location | 3.5 SE Morrisonville |
| NBI structure number | 011504500000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Christian County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Il 29 over Panther Creek | 2005 | 12,200 | Good |
| Il 29 NB over Clear Creek | 2005 | 8,550 | Fair |
| Il 29 SB over Clear Creek | 2005 | 8,550 | Good |
| Il 29 over Clear Creek | 2005 | 8,550 | Good |
| Il 29 over Ditch | 2012 | 8,100 | Good |
| Il 29 over Drainage | 2012 | 8,100 | Good |
All bridges nearby: Christian County, IL bridge conditions · every bridge in Christian County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.