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I129/US75 over Crystal Lake

Dakota County, Nebraska · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (42.44944, -96.42251)

Component ratings

ComponentRating (2025)FHWA scale meaning
Deck8Very good condition
Superstructure7Good condition
Substructure7Good condition

Bridge details

StructurePrestressed concrete stringer or multi-beam girder
Lengthabout 692 ft
LocationI129/US77 Interchg 1E
NBI structure numberS129 00107L
Condition classGood

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

Busiest bridges in Dakota County

BridgeBuiltVehicles/dayCondition
US77 over Missouri River198132,065Fair
I129/US75 over Missouri River197622,815Fair
I129/US275 over Crystal Lake197714,995Good
I129/US75 over BNSF/UPRR/5TH197714,995Good
I129/US75 over BNSF/UPRR/5TH197714,995Good
I129/US75 over Dakota Ave197414,995Good

All bridges nearby: Dakota County, NE bridge conditions · every bridge in Dakota County · Nebraska bridges.

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