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CITY OF SOUTH BEND <br />Type 9 - 170" Module Vehicle Body -Structure Spec <br />VEHICLE BODY STRUCTURE <br />All parts of the ambulance body, as specified in paragraph 3.10.6 of Federal <br />Specification KKK -A- I 822-F, shall, where applicable, be of welded construction. <br />Where fasteners are used in such areas as hinge attachment, hardware attachment, <br />etc., the fasteners shall be ceramic coated aluminum and stainless steel. Any hole <br />drilled into the modular body painted surface shall be coated with an ECK <br />corrosion inhibitor prior to installation of the part. <br />Tapping plates of 6061-T6 alloy aluminum varying in widths of one quarter to <br />one half inch shall be welded to the framing to secure the installation of <br />equipment such as; cabinets, benches, partitions, cylinders, cot fasteners, etc. The <br />body and panel joints shall be watertight and all openings between the chassis and <br />modular shall be sealed. In addition, a drip rail shall be supplied over each <br />exterior compartment. The drip rail attached in such a manner as to provide for <br />quick and easy replacement. Drips rails attached by mechanical fasteners shall not <br />be used. <br />BODY MOUNTfNG <br />The mounting system shall not cause any chassis frame deformation. There shall <br />be ten mounting points, five on each frame rail. The modular body shall have full <br />perimeter welded sill rails of one half inch by two inches of 6061-T6 alloy <br />aluminum and be attached to the vehicle utilizing one inch by three inch sill plates <br />of 606 1 -T6 alloy aluminum. The modular body shall be welded to the sill plates at <br />every exposed seam. At all outrigger mounting locations a double compression, <br />neoprene rubber isolator mounts shall be used to minimize chassis vibration <br />transfer to the modular body. The modular body and sill plates shall be attached <br />to the frame rails using three quarter inch grade eight bolts. Any method contrary <br />to QVM which may void the chassis warranty shall not be accepted. <br />FLOOR <br />The floor shall be at lowest level permitted by clearances, but not more than thirty <br />three inches from the ground. The floor structure shall consist of two by two by <br />0.25 inch structural box section with 6061-T6 alloy aluminum. The floor <br />structure shall be welded with eight inches of weld at every joint. The openings <br />created for the placement of exterior compartments shall have six inches of weld <br />to insure a smooth surface to fit the compartment in the structure. Tapping plates <br />of one quarter inch and one half inch of 606 1 -T6 aluminum shall be completely <br />welded both sides to the floor assembly. The finished floor assembly shall be <br />securely welded to the wall structures with eight inches of weld and skipped <br />welded every four inches to the exterior compartments. All critical load points <br />shall be reinforced with one quarter inch by three inch by four inch gusset plates. <br />10083-0016 08/27/18 <br />10 <br />