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Stc 6774;E 2000 N over S.fk.teton River

Madison County, Idaho · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (43.85475, -111.72817)

Component ratings

ComponentRating (2024)Rating (2025)FHWA scale meaning
Deck55Fair condition
Superstructure66Satisfactory condition
Substructure55Fair condition

Bridge details

StructureConcrete stringer or multi-beam girder
Lengthabout 69 ft
Location1.2 S. 1 E. Sugar City
NBI structure number000000000021025
Condition classFair
Traffic status (item 41)Open, no restriction
Last inspection (item 90)April 2024
Inspection interval (item 91)24 months
Scour (item 113)3: scour critical: foundations unstable for the assessed or calculated scour

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

Busiest bridges in Madison County

BridgeBuiltVehicles/dayCondition
SH 33 over Rexburg Canal193820,000Fair
SH 33 over S.fk.teton River197117,000Fair
US 20 Ebl over Stp 7726;S.REXBURG Ic198115,750Good
US 20 Wbl over Stp 7726;S.REXBURG Ic198115,750Good
US 20 Ebl over Texas Slough198115,250Good
US 20 Wbl over Texas Slough198115,250Good

All bridges nearby: Madison County, ID bridge conditions · every bridge in Madison County · Idaho bridges.

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