THE RIG: 2014 Peterbilt 330 built out by TankTec, Tank Technologies & Supply Co.COMPANY: Gotta Go Services, Pineville, La.; owners Wade and DeLaine BernardBEHIND THE WHEEL: DeLaine Bernard and driver Shary Jones split time on the service routes.SPECS: The Pete 330 runs a 6.7-liter PACCAR engine tied to an Allison automatic transmission. It carries a 1,500-gallon waste, 500-gallon freshwater tank and a Masport HXL4V pump, dual 3-inch inlet ports and racked suction hoses, a 4-inch dump valve, a topside manway and a fold-down two-unit rear-mounted restroom carrier.SHOWING MY COLORS: “Lil Pete,’’ as the Bernards call their first medium-duty work truck,
