Opening of Bids - Two (2) More or Less Custom Rear Mount Pumpers Spec C - Sentinel Emergency Solutions

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South Bend Fire Department CommanderChassis The cab shall be locked down by a two (2)-pointautomatic spring-loaded hook mechanism that actuatesafter thecabhas been lowered. The cab super-structureshall be designed with high strength 6061-T6 Aluminum extrusions and 3/16" 5052-H32 Aluminum plate. This shall include the “A”, “B”, “C” and “D” extruded pillars, triple wall front end reinforced by 3/16" thick x 2"x3" extrusion tubes, 3/16" side walls and rear wall. This shall offer superior occupant protection in the event of vehicle impact. The extrusions shall provide adequate space forrouting of wiring and hoses which will provide serviceaccessibility. Routing of harnessing which requires pulling of wires through tubes will not be allowed. No Exceptions. The "A" pillar shall be of a closed section, one-piece extrusion extending from the cab header to the bottom of the cab.This design shall ensure strength and superior resistance to buckling in the event of afrontal impact. The cabs front corners shall be constructed of 5052-H32 stamped Aluminum to provide a consistent material composition. The stamping process alleviates the high tendency offractures through the fusing of dissimilar metal composition as appears with a casting process. Cast cab components, including cab corners, "A" pillars and front fascia components shall not be acceptable due to the high tendency offractures.No Exceptions. Additional cab strength shall be obtained throughclosed section, dual extrusions in the construction of the "D" pillars. The front façade shall beconstructed with dual wall .19” thick 5052-H32 Aluminum plates which make up the frontbulkhead, reinforced by .19” thick 6061-T6 Aluminum extrusion (box- sections), though-out theinner and outer perimeter of the front end / façade. The reinforcing third wall / barrier is .13” thick 5052-H32 work hardened Aluminum façade panels. All panels shall be welded, no adhesive. The cab sidewall of thecab shall be 3/16” thick 5052-H32 Aluminum plate. The cab side plate shall wrap the cornerof the cab b pillarand slampost. The cab rearwallplates shall be reinforced with a minimum of two (2) 3/16 x 3” Aluminum sections; the cab side reinforcements shall be a minimum of 28” apartand span from the cab B pillar andcab Cpillar. The rear wall of the cab shall be 3/16” thick 5052-H32 Aluminum plate. The rearcab plate shall wrap the cornerof the cab and attach to thecab Dpillar and slam post. The cab rearwall plates shall be reinforced with four horizontal and dual vertical support sections; the dual vertical 10039-001609/02/20 7 PDF created with pdfFactory Pro trial version www.pdffactory.com