Mss 5090A over Seminary Ck
Greene County, Illinois · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Mss 5090A over Seminary Ck in Greene County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1901 and reconstructed in 1974, making it 124 years old at the 2025 inventory.
- It carries about 175 vehicles a day (traffic count year 2022).
- Its listed owner is a city or municipal highway agency.
- It is one of 11 of the 162 inventoried bridges in Greene County rated poor (6.8%); 11 (6.8%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Status change: newly posted for load since 2024.
- Its most recent inspection on record is dated January 2024, on a 24-month routine inspection cycle.
- 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 → (39.43277, -90.41549)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 4 | 4 | Poor condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 40 ft |
| Location | In Whitehall |
| NBI structure number | 031306900000000 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | January 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Greene County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 67 over Link Branch | 1952 | 5,000 | Good |
| US 67 over Macoupin Creek | 1969 | 4,750 | Poor |
| US 67 over S Trib Macoupin Crk | 1965 | 4,750 | Good |
| US 67 over Seminary Creek | 1972 | 3,900 | Fair |
| US 67 over Apple Creek | 1972 | 3,650 | Fair |
| US 67 over Apple Creek Overflow | 1972 | 3,650 | Fair |
All bridges nearby: Greene County, IL bridge conditions · every bridge in Greene County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.