Regiment arrived at Nashville June 10, and was assigned to post command, to perform city provost-guard duty. On July 16, orders having been received from Major-General Thomas, commanding Department of the Cumberland, transferring the regiment from the Fourth Division, Twentieth Corps, to the Third Brigade, First Division, Twentieth Corps, and ordering the regiment to proceed at once to the front, the regiment proceeded via Chattanooga to Marietta, Ga., by rail, from which place it marched to the army at the front on the south side of the Chattahoochee River, where it arrived and reported to Colonel Robinson, commanding brigade, on the morning of July 21, 1864. On this march the regiment lost by railroad accident, when near Adairsville, Ga., 1 killed and 12 wounded, including 2 commissioned officers. The effective force of the regiment at this date was 650; aggregate, 872.〔Title: The war of the rebellion: a compilation of the official records of the Union and Confederate armies. ; Series 1 - Volume 38 (Part II), OR 203, Report of Col. Francis H. West, Thirty-first Wisconsin Infantry. pp 111-112.〕