Ice Road Truckers: Season 4, Episode 15

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As Alaskan temperatures rise, it's heading into the deadliest and most dangerous time of the year--the melt. Last year flowing ice from the Yukon River nearly wiped out an entire village. Now, the DOT are racing to stop an overflow that could take out the Dalton and its truckers with it. As drivers race to rack up loads in the Dash for the Cash, they're forced to team up for safety. Jack and Lisa convoy together and come across an overturned rig. Greg and Ray use the buddy system until Ray hits Greg where it hurts. Hugh Rowland gets busted for speeding.