Nothing in this part 11 constitutes a restriction or limitation upon any other powers that the authority might otherwise have under any other law of the state, and this part 11 is cumulative to any such powers. This part 11 does and is construed to provide a complete, additional, and alternative method for acting in any manner authorized thereby and is supplemental and additional to powers conferred by other laws.
C.R.S. § 29-4-1114