Specifications include, but are not limited to: 1 Dual compartment rear discharge aluminum hauling tank. 2 Dimensions of each compartment. Total open area in each compartment with insulated walls : 22” wide x 55” length x 30.5” high. 3 Total volume capacity 320 gallons, 160 gallons/compartment. 4 Dimensions of tank. Outside dimensions to include discharge system. Figuring 11” outside of tank for discharge system: length 70” total, -11” = 59 inches tank length, 48” width and 42” height, total including aerator height, insulated walls and doors. 5 External of tank discharge knife valve with Cam-lock fitting for each compartment. 6” discharge, quick release, single release lever opener and shut off cam-lock caps. 6 Must contain an internal support structure, double walled and insulated with a sprayed quality R-value insulated foam. 7 Must be constructed with seamless welding and bottom sloping interior compartments to drain side. 8 Doors to be recessed. One per compartment. 1) Self-locking door supports (USFWS Design or similar quality), 2) Stainless steel door latches and D-Rings for tank lid lock down, 3) Doors to open from discharge (back) of tank, to past middle of tank. 9 The unit must have 2 (1/compartment) air intake vents with internal screens.