Lrd Waterfall Rd over Little Platte River
Grant County, Wisconsin · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Lrd Waterfall Rd over Little Platte River in Grant County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1927 and reconstructed in 1966, making it 98 years old at the 2025 inventory.
- It carries about 80 vehicles a day (traffic count year 2022).
- Its listed owner is a town or township highway agency.
- It is one of 112 of the 381 inventoried bridges in Grant County rated fair (29.4%); 16 (4.2%) 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 12-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (42.81972, -90.48117)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel through truss |
| Length | about 63 ft |
| Location | 2.3M E Jct Cth D |
| NBI structure number | P22023900000000 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | September 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Wisconsin department of transportation.
Busiest bridges in Grant County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ush 61/151 Sb-sth over Ush 61/151 NB on Ramp (E | 2015 | 15,500 | Good |
| Ush 61-ush 151 over Mississippi River 01 | 1982 | 12,700 | Fair |
| Ush 151 over Roundtree Branch Creek | 2005 | 9,495 | Good |
| Ush 151 NB over Lrd Mc Adam Rd | 2005 | 8,100 | Good |
| Ush 151 SB over Lrd Mc Adam Rd | 2005 | 8,100 | Good |
| Ush 151 NB over Mcadam Br | 2006 | 8,100 | Good |
All bridges nearby: Grant County, WI bridge conditions · every bridge in Grant County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.