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City of South Bend Central Services Division <br />Fire Service, Inc./Wheeled Coach Ambulance <br />Specification <br />modular shall be sealed. In addition a drip rail shall be supplied over each exterior <br />compartment. The drip rail attached in such a manner as to provide for quick and <br />easy replacement. Drips rails attached by mechanical fasteners shall not be used. <br />BODY MOUNTING <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 inch of 6061-T6 alloy <br />aluminum and be attached to the vehicle utilizing one inch by three inch sill plates <br />of 6061-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 6061-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 />Above the floor channels there shall be an aluminum moisture shield .050 inches <br />thick. The entire underside of the modular shall be sealed with a waterproof <br />sealant. All hollow structural shapes or cavities shall be sealed utilizing an <br />approved expandable foam. <br />The rear patient access shall be equipped with an exterior aluminum threshold <br />mount to the lower doorjamb. This threshold will protect the bottom doorjamb, <br />10070-0003 11 /05/20 <br />13 <br />