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Bridge conditions in Latah County, Idaho

119 inventoried bridges · 1 rated poor · 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

The federal inventory lists 119 bridges in Latah County: 47 rated good, 71 fair, and 1 poor.

1 of the 119 bridges in Latah County, Idaho, are rated in poor condition (0.8%) in the 2025 National Bridge Inventory, as of August 20, 2026.
47 bridges (39.5%) are rated good and 71 (59.7%) fair.
The median Latah County bridge was built in 1978.
The busiest poor-rated bridge is Sma 7674;MTN View over Paradise Creek (built 1992), carrying about 6,400 vehicles a day.

Good 39.5% · Fair 59.7% · Poor 0.8% of 119 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
Sma 7674;MTN View over Paradise Creek	1992	6,400	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
SH 8 over Paradise Crk;ped Walkway	1983	12,000	Fair
US 95 over Paradise Creek	2000	11,500	Fair
US 95 over S.fk. Palouse River	2004	7,500	Fair
Stc 7664;W. 6TH St over Paradise Creek	1916	7,500	Fair
Sma 7674;MTN View over Paradise Creek	1993	7,300	Fair
Stc 7704;PERIMETER over Paradise Creek	1953	7,000	Fair
Stadium Dr over Paradise Creek	2010	7,000	Fair
Stadium Dr over Paradise Creek	2010	7,000	Good
US 95 over Four Mile Creek	2018	6,600	Good
Sma 7674;MTN View over Paradise Creek	1992	6,400	Poor

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

All of Idaho: Idaho bridge conditions by county · every download on the data page.

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