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South Bend Fire Department <br />CommanderChassis <br />support structure shall consist of 1/8” thick x 2” 6061-T6 Aluminum tubes and the horizontal hat <br />sections shall consist of 1/8” thick x 4” 5052-H32Aluminum. The dual vertical support sections <br />shall be 40” a-part, and the cab shall contain a minimum of four (4) 4” hat section horizontal <br />supports. <br />Additionally, the rearedge of the floor shall include a 3/16” 6061-T6Aluminum tube extrusion <br />(under the floor) anda 7” 5052-H32 Aluminum cab floor support section (above the floor) <br />The outside cab width shall measure 99” across. The interior cab shall have a width of 93". <br />The cab length shall measure 77.3” from the center of the frontaxle to the front cab skin and 60” <br />from center of the frontaxle to the back of thecab, for a total cab length of137.3”. <br />The cab shall also feature ample driverand officerfoot room, a total of 3.7 squarefeet for the <br />driver and 4.45 squarefeet of floor space at the officer’sfeet.(No exceptions) <br />The crew floor shall feature a complete flat floordesign, including provisions for a one o'clock <br />PTO inclusion, while still offering an uninterrupted 25 total square feet of space. <br />The leading edge of the cab floor from the steps shall meet NFPA 15.7.4 slip resistance <br />requirements on both thefront and rearcab doors. No Exceptions. <br />The cab shall meet or exceedcab impact test (SAE J-2420, cab rollover test (SAE J2422), and <br />cab seating requirements(FMVSS 210, and FMVSS 208). <br />The cab shall include 4 doors. They shall havea front two (2) cab doors shall have a minimum <br />clear opening of 42.5" wide by 81” high measured from the top of the lower cab step to the top <br />of the door opening.; and the rear two (2)crewdoors shall be a minimum clear door opening of <br />38.5" wide by 89” high measured from the top of the lower cab step to the top of the door <br />opening. The length of the door will vary depending on door type. <br />ROOF STYLE - 8" RAISED <br />The cabroof design shall incorporatean angledfront roof, transitioning into a rolled extrusion <br />for a swept back design. <br />The roof height shall feature an 8" raise starting over the driver and officer positions and <br />continuing back to the roof and rearwall joint.Raised roof designs that do not include a raised <br />portion over the driver and officer positions will not be acceptable. No Exceptions. <br />The roof of the cab shall feature dual .25" thick interlocked structural member extrusions running <br />the entire width of thecab defending against buckling in the event of a rollover. <br />10039-001609/02/20 <br />8 <br />PDF created with pdfFactory Pro trial version www.pdffactory.com <br /> <br />