The overhaul volume at the extents of the 500-foot free haul region (as stipulated by contract) has been determined to be 851 cumulative yd3. The left station of the 500-foot free haul region has been determined to be 41 + 50. The cumulative volume of the full station to the left of the left free haul station has been determined to be 525 cumulative yd3 and the cumulative volume at the next full station to the left has been determined to be 0 cumulative yd3. Similarly, the volume of the full station to the right of the right free haul station has been determined to be 443 cumulative yd3 and the cumulative volume at the next full station to the right has been determined to be 0 cumulative yd3. With a contract price of $6 per cu yd station, what is the total cost of overhaul, COH, in dollars?