Tr-21 over Maple Creek
Crawford County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr-21 over Maple Creek in Crawford 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 1992, making it 33 years old at the 2025 inventory.
- It carries about 50 vehicles a day (traffic count year 2020).
- Its listed owner is a town or township highway agency.
- It is one of 67 of the 198 inventoried bridges in Crawford County rated good (33.8%); 11 (5.6%) 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 → (39.15878, -87.85774)
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 | Continuous concrete slab |
| Length | about 67 ft |
| Location | 2.5 Mi NW Annapolis |
| NBI structure number | 017342100000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Crawford County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap-781 (ill-33) over Little Creek | 1987 | 7,250 | Good |
| Fap-781 (ill-33) over Stream | 1995 | 5,950 | Good |
| Fap-781 (il 33) over Bennett Ck | 1993 | 5,900 | Fair |
| Fap-781 (ill-33) over Dogwood Creek | 1996 | 5,400 | Good |
| Fap-781 (ill-33) over Big Creek | 1997 | 5,400 | Fair |
| Fap-781 (ill-33) over Brush Creek | 1996 | 5,400 | Good |
All bridges nearby: Crawford County, IL bridge conditions · every bridge in Crawford County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.