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T-69 246TH Street over Nine Mile Creek

Leavenworth County, Kansas · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (39.07983, -95.15025)

Component ratings

ComponentRating (2025)FHWA scale meaning
Deck7Good condition
Superstructure7Good condition
Substructure7Good condition

Bridge details

StructureContinuous concrete slab
Lengthabout 143 ft
Location3.0W 2.2S of Tonganoxie
NBI structure number000000000520340
Condition classGood

Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.

Busiest bridges in Leavenworth County

BridgeBuiltVehicles/dayCondition
US-73 Hwy over Seven Mile Creek200627,473Good
US73 Hwy over Five Mile Creek198320,979Good
I-70 Hwy EB (kta) over Mud Creek195617,657Good
I-70 Hwy WB (kta) over Mud Creek195617,657Good
I-70 Hwy EB (kta) over Ninemile Creek195617,657Good
I-70 Hwy WB (kta) over Ninemile Creek195617,657Fair

All bridges nearby: Leavenworth County, KS bridge conditions · every bridge in Leavenworth County · Kansas bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.