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Rowland Road over Sheep Creek

Owyhee County, Idaho · rated Good in the 2025 National Bridge Inventory

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

Rowland Road over Sheep Creek in Owyhee County, Idaho, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1995, making it 30 years old at the 2025 inventory.
It carries about 10 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 16 of the 49 inventoried bridges in Owyhee County rated good (32.7%); 4 (8.2%) are rated poor.
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.

Component ratings


Structure	Prestressed concrete tee beam
Length	about 29 ft
Location	12.0 S. 7.3 E. Grasmere
NBI structure number	000000000028301
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 95 over Snake River;homedale Br.	1969	11,000	Fair
SH 55 over Snake River (marsing Br)	2020	7,500	Fair
US 95 over B Line Canal	1982	3,600	Good
US 95 over Jump Creek	1982	3,200	Good
SH 19 over Succor Creek	2017	2,500	Good
SH 45 over Snake R.(walters Ferry)	1972	1,900	Fair