2018 Annual Maintenance Navigation Lock Closure For Columbia and Snake Rivers to Begin in March

This article has been reprinted from the Feb. 8 USDA Grain Transportation Report.

In March, the U.S. Army Corps of Engineers will close several locks on the Columbia and Snake Rivers for annual maintenance. 

The affected locks include: Bonneville Lock & Dam (L&D), The Dalles L&D, John Day L&D, and McNary L&D on the Columbia River; and Ice Harbor L&D, Lower Monumental L&D, Little Goose L&D and Lower Granite L&D on the Snake River. 

All these locks will close on March 3. Bonneville, McNary, Ice Harbor, and Lower Monumental will reopen on March 18, while The Dalles, John Day, Little Goose, and Lower Granite will reopen on March 25.

The Columbia-Snake River System supports more than 49 million tons of international trade, as well as more than 40,000 local jobs connected to trade, according to the Pacific Northwest Waterways Association.