56 Hour OUPV (6 Pack) Class being held in Helena, Montana at the Air National Guard Base. If you are looking to become a professional mariner, this is the course for you. Intensive 2 weeks with a master's upgrade option as well. Cost: $1195 pp/ upgrade an additional $405. Class starts at 8 a.m. for more information, please contact Capt. Mark at 307-899-1401 or email email@example.com today! Offered by Zenith Maritime - Western Region.