Cth Mb / 152ND Ave over Root River
Kenosha County, Wisconsin · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Cth Mb / 152ND Ave over Root River in Kenosha County, Wisconsin, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2022, making it 3 years old at the 2025 inventory.
- It carries about 790 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 71 of the 110 inventoried bridges in Kenosha County rated good (64.5%); 5 (4.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (good), but component ratings moved: culvert 9 to 8.
- Its most recent inspection on record is dated May 2024, on a 48-month routine inspection cycle.
- 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 → (42.5881, -87.99203)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 9 | 8 | Very good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 21 ft |
| Location | 2.6 Mi South of Sth 142 |
| NBI structure number | B30015200000000 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Wisconsin department of transportation.
Busiest bridges in Kenosha County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ih 41 SB/94 EB over Cth K | 2012 | 50,500 | Good |
| Ih 41 SB/94 EB over Sth 158 | 2012 | 50,500 | Good |
| Ih 41 SB/94 EB over Lrd 71ST St | 2012 | 50,500 | Good |
| Ih 41 SB/94 EB over Cth C | 2009 | 49,450 | Fair |
| Ih 41 NB/94 WB over Cth C | 2010 | 49,450 | Fair |
| Ih 41 SB/94 EB over Des Plaines River | 2009 | 49,450 | Fair |
All bridges nearby: Kenosha County, WI bridge conditions · every bridge in Kenosha County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.