Tr 34 (th-s14) over Creek
Marshall County, Illinois · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr 34 (th-s14) over Creek in Marshall County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1974 and reconstructed in 1982, making it 51 years old at the 2025 inventory.
- It carries about 75 vehicles a day (traffic count year 2024).
- Its listed owner is a town or township highway agency.
- It is one of 19 of the 155 inventoried bridges in Marshall County rated poor (12.3%); 19 (12.3%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (41.04925, -89.46648)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 3 | Serious condition |
Bridge details
| Structure | Steel culvert |
| Length | about 25 ft |
| Location | T12n-r9e-4pm Sec 3 |
| NBI structure number | 062504200000000 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Marshall County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-39/US 51 over Stream | 1991 | 16,500 | Fair |
| I-39/US 51(SB) over N Fk Sandy Creek | 1990 | 8,250 | Fair |
| I-39/US 51(NB) over N Fk Sandy Creek | 1990 | 8,250 | Fair |
| I-39/US 51(SB) over Sandy Creek | 1990 | 8,250 | Fair |
| I-39/US 51(NB) over Sandy Creek | 1990 | 8,250 | Fair |
| I-39/US 51(SB) over Tr 39 (frtg Rd West) | 1991 | 8,250 | Fair |
All bridges nearby: Marshall County, IL bridge conditions · every bridge in Marshall County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.