Training Calendar All classes begin at 6:00 am PT Great Basin Safety Upcoming Events Mar 19 6:00 am - 6:00 pm Recurring MSHA Surface New Miner Day 1 Mar 20 6:00 am - 6:00 pm Recurring MSHA Surface New Miner – Day 2 Mar 26 6:00 am - 6:00 pm Recurring MSHA Surface New Miner Day 1 Mar 27 6:00 am - 6:00 pm Recurring MSHA Surface New Miner – Day 2 Mar 28 6:00 am - 3:00 pm Recurring MSHA Annual Refresher View Calendar