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Twin Bridges Road over Cid Canal

Benton County, Washington · rated Good in the 2025 National Bridge Inventory

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

Twin Bridges Road over Cid Canal in Benton County, Washington, 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 1997, making it 28 years old at the 2025 inventory.
It carries about 2,465 vehicles a day (traffic count year 2016).
Its listed owner is the county highway agency.
It is one of 95 of the 167 inventoried bridges in Benton County rated good (56.9%); 11 (6.6%) 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	Continuous prestressed concrete tee beam
Length	about 63 ft
Location	65 NE of HARRINGTON ROAD
NBI structure number	086724000000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
SR 240 over Wetland	2007	39,496	Good
I-182 over Columbia R City Streets	1984	36,943	Fair
I-182 over Columbia River	1984	36,943	Fair
C.c.b. over C.i.d. Canal	1970	36,358	Fair
US 395 over Columbia R-riverside Dr	1954	34,219	Fair
I-182 over Yakima River	1983	30,551	Good