Fap-327/fr-1699 over Allison Ditch No 1
Lawrence County, Illinois · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Fap-327/fr-1699 over Allison Ditch No 1 in Lawrence County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1957 and reconstructed in 1960, making it 68 years old at the 2025 inventory.
- It carries about 20 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 42 of the 185 inventoried bridges in Lawrence County rated poor (22.7%); 42 (22.7%) 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 → (38.71779, -87.59435)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 3 | Serious condition |
| Superstructure | 3 | Serious condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 56 ft |
| Location | 2 Mi E Airport Int |
| NBI structure number | 051003300000000 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Lawrence County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap-327wb (US-50) over Fas-1827 | 1958 | 7,200 | Poor |
| Fap-327eb (US-50) over Fas-1827 | 1958 | 7,200 | Fair |
| Fap-327eb (US 50) over Beaver Pond Ditch | 1957 | 7,200 | Poor |
| Fap-327wb (US-50) over Beaver Pond Ditch | 1957 | 7,200 | Poor |
| Fap-327eb (US-50) over Allison Ditch No 1 | 1957 | 7,200 | Poor |
| Fap-327wb (US-50) over Allison Ditch No 1 | 1957 | 7,200 | Poor |
All bridges nearby: Lawrence County, IL bridge conditions · every bridge in Lawrence County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.