This year, the price of oil is trading at new highs. For the roughnecks of Big Dog the stakes this year are huge, since oil is a feast or famine business it's a sprint to get as much of the oil out of the ground as possible and sell at the highest price. Big Dog drilling has increased the number of operational rigs from four to twenty to meet the new demand. That means the workforce is stretched paper thin, and fewer skilled hands are available. Of course less experience means more danger…