These figures are for the period is the start of a major Civil War in Russia - May 1918. Mutiny of the Czechoslovak Corps.
All military units of red, fought for Barnaul, were Red Guards, consisting of volunteer workers. These were mostly railroad, miners and sailors commercial river fleet. Of having military experience was a small detachment of demobilized frontline soldiers and a company of Hungarian internationalists - former prisoners of war.
Incidentally, the Bolsheviks often used local groups of volunteers-working to support the Red Army, forming such groups of Communist workers throughout the war.