I-335 Hwy (kta) SB over SW 49TH Street
Shawnee County, Kansas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-335 Hwy (kta) SB over SW 49TH Street in Shawnee County, Kansas, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1956 and reconstructed in 1986, making it 69 years old at the 2025 inventory.
- It carries about 5,972 vehicles a day (traffic count year 2023).
- It is one of 357 of the 564 inventoried bridges in Shawnee County rated good (63.3%); 18 (3.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated June 2024, on a 24-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 → (38.97861, -95.70778)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 129 ft |
| Location | 10.19 Mi NE Osage Co Line |
| NBI structure number | 999933500891333 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Shawnee County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I70 Hwy Nl-sl over Danbury Lane | 1956 | 29,178 | Fair |
| I-70 Hwy EB over Gage Blvd | 1993 | 24,375 | Good |
| I-70 Hwy WB over Gage Blvd | 1993 | 24,375 | Good |
| NB US-75 Hwy over Kansas River UP RR | 1955 | 23,650 | Good |
| US75 Hwy W Lane SB over Kansas River UP RR | 1977 | 23,650 | Fair |
| U75 (E 70 to N 75) over N-s Lanes I70 | 1977 | 23,650 | Fair |
All bridges nearby: Shawnee County, KS bridge conditions · every bridge in Shawnee County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.