Tr 103B (old Il 29 over Il River Trib
Peoria County, Illinois · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr 103B (old Il 29 over Il River Trib in Peoria 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 1919, making it 106 years old at the 2025 inventory.
- It carries about 200 vehicles a day (traffic count year 2022).
- Its listed owner is a town or township highway agency.
- It is one of 63 of the 351 inventoried bridges in Peoria County rated poor (17.9%); 63 (17.9%) 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.
- Its most recent inspection on record is dated September 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 → (40.81392, -89.56876)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 3 | 3 | Serious condition |
| Superstructure | 3 | 3 | Serious condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Concrete slab |
| Length | about 25 ft |
| Location | S Edge of Mossville |
| NBI structure number | 072006600000000 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | September 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 Peoria County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| EB I-474 474 Rp 1. over Ill 8 | 1978 | 36,600 | Fair |
| EB I-74 Rp F-2 over Glen Oak Ave | 2006 | 35,800 | Fair |
| US 150 over Big Hollow Creek | 1940 | 35,400 | Fair |
| US 150 WB over Il 29 | 1995 | 30,000 | Poor |
| WB I-74 over Glen Oak Ave | 2006 | 28,900 | Fair |
| SB Ill 6 over WB I-74 | 1978 | 28,400 | Fair |
All bridges nearby: Peoria County, IL bridge conditions · every bridge in Peoria County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.