Department of the Pacific had six subordinate military districts during the Civil War: On July 27, 1865 the Military Division of the Pacific was created under Major General Henry W. Halleck, replacing the Department of the Pacific, consisting of the Department of the Columbia that now consisted of the state of Oregon and the territories of Washington and Idaho and the expanded Department of California that now consisted of the states of California and Nevada and the Territory of New Mexico and Territory of Arizona. On 30 May 1898, Gen. Wesley Merritt established in San Francisco the Headquarters, US Expeditionary Forces and Department of
Washington State Route 906 southeast, between I-90 and the Iron Horse Trail, and ends at a WSDOT maintenance facility located at the north end of Keechelus Lake. The old Chicago, Milwaukee, St. Paul & Pacific Railroad-Hyak Depot is accessible from SR 906 Spur, which now acts as a trail head for the Iron Horse rail trail. WSDOT conducts a series of surveys to measure traffic volume in terms of AADT and calculated that 300 vehicles-per-day used the spur route in 2012. This number has remained steady between 2009 and 2012. Washington State Route 906 State Route 906 (SR 906) is a state highway in