The presiding officer upon his or her own motion, or upon motion by a party or other person joined in the proceeding, may order proceedings involving a common question or law or fact to be consolidated for hearing on any or all matters at issue in such proceedings.
Ga. Comp. R. & Regs. R. 360-25-.01
O.C.G.A. Secs. 43-1-3, 43-34-1, 43-34-5, 43-34-6, 43-34-8, 43-34-24, 50-13-3, 50-13-13.