MIL-T-46765 Trucks, Tank: Sewage And Waste, Dump Type, 4550 And 7570 Liter 1200 And 2000 Gallon, Modified CommercialThis specification covers diesel and gasoline engine driven trucks equipped with a hydraulic lift dump tank, an auxiliary engine driven centrifugal pump, and associated hoses and equipment for loading and unloading the dump tank with sewage and waste materials. The vehicle is capable of cleaning sewers, septic tanks, catch basins, manholes, and sludge pits. The trucks have minimum gross vehicle weights GVW of 11 350 kilograms kg 25,000 pounds in a four wheel, two wheel drive 4x2, 4550 liter L 1200 gallon size; and 15 650 kg 34,500 pounds in a six wheel, four wheel drive 6x4, 7570 L 2000 gallon size; for normal rating conditions. Vehicles procured under this specification are commercial items which are warranted by the manufacturer as specified in acquisition documents.

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MIL-T-46765(AT)

4.3.1 Vehicle weight. The first production vehicle shall be weighed to determine curb weight and distribution of the curb weight on the front and rear axles. The imposed loading of front and rear axles will be computed using the curb weight, the operator weight at 80 kg

(175 pounds), and the payload to provide the specified GVW. Calculated imposed loads on front

and rear axles will be utilized to ascertain that the suspension, axles, and tires furnished are of adequate capacity to meet contract requirements.

* 4.3.2 Road test. The first production vehicle shall be road tested by the contractor for not less than 160 kilometers (km) (100 miles) under the conditions specified in 3.3. Fifty percent of the road test shall be with the vehicle loaded, 50 percent with the vehicle empty. At least

5 sudden stops shall be made from a speed of 32 km/h (20 mph), both loaded and empty.

4.3.3 Pump test. The pump shall be tested to verify conformance to the requirements specified in 3.5.8.

4.3.4 Hydraulic system operational test. The hydraulic system shall be operated to determine that the system functions properly. The test shall include winding and unwinding the power hose reel assembly, hoisting the tank body to the minimum dumping angle specified in

3.5.13.1, and operating the baffle agitator.

4.3.5 Production sample. Upon acceptance of the first production vehicle, it shall remain at the manufacturing facility as a production sample and be the last vehicle shipped on the contract. The contractor shall maintain the vehicle in an as new condition for the duration of the contract.

4.3.6 Failure. Failure of the first production vehicle to meet requirements of the contract shall be cause for the Government to refuse acceptance of all vehicles under contract until corrective action has been taken.

4.4 Inspection of production vehicles. The contractor's inspection system shall, as a minimum, assure that each vehicle conforms to the physical and dimensional requirements and is capable of meeting performance requirements contained herein. For each vehicle under contract, the contractor shall make available to the Government, at the point of final acceptance, records acceptable to the Government indicating that the servicing and adjusting required in 3.4.25 has been accomplished.

5. PACKAGING

5.1 Vehicle processing. The vehicle shall be processed for shipment, from manufacturer's plant to initial receiving activity, in accordance with the manufacturer's standard commercial practice.