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5.1 GENERAL

5.1.1 The crew cab will be a custom, true four-door, engine-forward of the front axle configuration designed expressly for fire service usage.

5.1.2.1 The crew cab roof will have a 10” raised roof extending from approximately the middle of the front doors to the rear cab wall.

5.1.2.2 The rear of the cab will have a rearward extension as necessary to allow the forward facing rear cab seat bottoms to flip up such that the seat bottom will not hinder crew members entering or exiting the cab. (Additional seat specification information provided in subsequent paragraphs in this section.)

5.1.3 Proposed cab will have undergone crash testing by a testing agency independent of the manufacturer. Documentation will be made available on request of the CUFD.

5.1.3 Note Copies of the test report, videos of the test and test results, etc. may be requested of the cab manufacturer via the dealer during the bid evaluation process.

5.1.4.1 The cab will seat two (2) personnel in the forward cab and four (4) personnel in the rear section. Forward facing seat will not block rear cab access.

5.1.4.1 Note Information on the specific seats to provide appears below in Section 5.8.

5.1.4.2 The forward portion of the cab will measure 40” minimum from the rear of the front seats to the leading edge of the dashboard and 50” minimum from the rear of the front seat to the front windshield. The cab will be at least 94” wide. The cab will also measure at least 62” from the centerline of the front axle to the rear cab wall.

5.1.5.1 Cab construction will be 3/16” metal thickness high strength aluminum sheet welded to a structure composed of 1/4” aluminum extrusions.

5.1.5.2 The topside edges of the cab roof will be of formed extrusions with integral drip rails. The extrusions will in turn be welded to crossmembers supporting the top sheet of the cab. The roof structure of the cab will be adequately braced to preserve cab integrity in the event of an apparatus rollover and to prevent damage to the roof from standing on the roof while performing routine service and cleaning.

5.1.5.3 The bottom edge of the cab and/or rub rails will align with the bottom edge of the apparatus body.

5.1.5.4 All cab doors will open a full ninety degrees.

5.1.5.5 All holes in the cab will be properly grommeted or rubber booted and silicon sealed to prevent extraneous noise, moisture or fumes from entering the cab.

5.1.6 Cab interior will be insulation treated for noise and thermal comfort.

5.1.7.1 For engine access, the cab will tilt 45 to 60 degrees on a separate cab subframe support structure. The tilt structure will isolate the cab structure from tilt-up stresses. The subframe will be constructed of steel square tubing to minimize chassis vibrations and torsional loads from the frame rails. Tilt mechanism pivot points will have bushings with grease fittings.

5.1.7.2 Cab will tilt full amount without coming into contact with any front bumper mounted equipment excepting only bumper marker lights and related stalks. The latter will be easily demountable as necessary to tilt cab.

5.1.7.3 Tilt-up will be by a push button controlled dual-locking hydraulic cylinders (2) powered by an electric over hydraulic pump. System will also provide release for latches used to keep the cab secured to the lifting frame. Provide a manual backup hand pump.

5.2 EXTERIOR DETAIL

5.2.1 Door frame extrusions and door skins will be such that all cab doors fit flush with the cab door frame extrusions. Cab doors may be full length or “guard-rail length.”

5.2.2.1 Cab doors will be attached to the door frame extrusion along the vertical edge with heavy duty, full-length 3/8” “piano” hinges.

5.2.2.2 Cab doors will be sealed with automotive type rubber seals on all surfaces in contact with the door frame extrusions.

5.2.2.3 Large chrome plated aero style mirrors with convex lower portions will be installed on each cab front door. Both left and right flat mirror heads will be remotely adjustable in four directions from the driver’s position. Mirror assemblies will be supported by polished stainless steel “C” loop brackets with vibration free, two-point, spring-loaded mounting. Mirrors will pivot forward 20 degrees from a detented “normal’ position and return to the detent position without the need to refocus the mirrors

5.2.2.4 All cab door glass panes will be dark-tinted automotive approved safety glass.

5.2.2.5 Nylon web-type doorstops will be installed on all cab doors.

5.2.2.6 “LA Style,” cast paddle latch handles and frames will be used on the exterior of each cab door. Latches will comply with FMVSS 206.

5.2.2.7 One polished aluminum or stainless steel grab rail, minimum 24”in length,will be attached to the cab adjacent to each front door. Identical 24” long grab rails will be placed adjacent to each rear door. Grab rails will be one piece with a 90 degree radius on either end to allow large gloved hands to fit freely around the grab rail.

5.2.3 Two grab rails will be installed on the front of the apparatus between the headlight boxes and the grill to facilitate stepping up onto the front bumper to clean the windshield.

5.2.4 Cab wheel wells will be equipped with full fender liners, black mud flaps and polished stainless steel fenderettes to minimize splash.

5.2.5.1 Dual sealed-beam halogen headlights will be mounted in custom housings on each side of the front of the cab.

5.2.5.2 Front turn signals will be Whelen 400 Series LED rectangular units with amber lens. Four (4) such units are required. One (1) each will be mounted outboard of each headlight cluster and one (1) each will be mounted on the sides of the front warning lights cluster.

5.2.6 Mounted on each side of the front bumper extension will be a clean-lensed LED fixture wired to the turn signals to act as a “cornering” lamp. It will have a “steady burn” when activated.

5.2.7 A convex “school bus mirror” mounted on an extension arm on the officer’s side to aid the driver in seeing the bumper corner clearances will be installed on the right cab roof corner.

5.2.8.1 Front radiator grill will be a replaceable, draw-formed rigid unit made of stainless steel.

5.2.8.2 NE Front radiator grills made from flat sheet with the surface distorted by mounting screws are not acceptable.

5.2.9 NE Radiator grill air intake efficiency shall be such that it will allow a Federal Singal Q2B siren without losing efficiency or having an effect on engine cooling.

5.3 INTERIOR DETAIL

5.3.1 Smooth aluminum plate will be used for all cab flooring. All cab flooring will, in turn, be covered with textured dark gray or black floor mat material and adequate insulation material to isolate road and siren noise.

5.3.2 Inside of door panels will be covered with high polish stainless sheet to act as a “mirror” for personnel to check traffic before exiting the cab. Reflective striping and tiger paw design will be applied to the lower part of each cab door interior. Details can be determined at PCC.

5.3.3 Interior door latch handles will be recessed cast “paddle-style” latches.

5.3.4 For adequate ventilation, all cab entry doors will be provided with power windows on each door.

5.3.5.1 The inside top of the cab will be lined between the metal and the headliner and side wall panels with insulation and a reflective foil material manufactured specifically to minimize radiant heat gain from prolonged operation on sunny days.

5.3.5.2 The headliner, and rear cab wall will be covered with padded gray vinyl or Durawear for comfort and sound absorption. All straight panels will have rigid backing. All panels will be removable.

5.3.6 The engine cover and upper door panels will be covered in gray Durawear unless the metal engine cover has a built-in insulation package on the engine side of the enclousre.

5.3.7 One (1) full-length, padded or smoked plastic sun visors will be installed per side.

5.3.8.1 Dashboard design will not obstruct driver’s view out of the rightside windshield.

5.3.8.2 A fabricated aluminum box will be constructed to mount on top of the engine cover. The box will be constructed to hold pre-plan books, medical gloves, etc. The box will match boxes installed on the last CUFD apparatus placed in service. Bidders may examime the existing boxes at the pre-bid meeting. Detail on construction will be furnished to the successful bidder.

5.2.9 One grab handle will be mounted to the inside of the windshield post on the officer’s side.

5.2.10.1 A combined cab heating and air conditioning unit (or units) will be installed in the cab. It will be sized by the cab/chassis manufacturer to perform adequately in both the heat and cool modes for the extremes of temperature that could be expected in Clemson, South Carolina, but will have a minimum of 21,900 cool BTU and 34,000 of heat BTU. If a single combo unit is utilized, ductwork will be provided to propel treated air to the rear cab and to the foot well areas of the front of the cab.

5.3.10.2 Install a shut-off valve for the heating/air conditioning system in the engine compartment. Shut off valve will be labeled with a VisionMark tag. Provide illuminated heating/air conditioning controls on the dash on the engineer’s side. Fan for heating and air conditioning will have a minimum of three speeds

5.3.10.3 The condenser will be roof mounted and have two (2) heavy-duty motors and a 44,000 BTU rating. The roof-mounted condenser will work at its full rated capacity at an idle without cause engine overheat conditions.

5.3.10.4 NE The cab heat and air conditioning systems will function properly with the engine at idle for extended periods of operation.

5.3.11.1 Provide windshield heater/defrosting with a minimum of two outlets and a minimum of 33,000 BTUs. Outlets may be at top or bottom of the windshield. Windshield heat/defrost may be provided by a separate unit or may be integrated with the cab air heat and cool. Provide illuminated controls on the dash on engineer’s side.

5.3.12 All exposed metal surfaces in the cab interior of the cab structure or sheet stock will be painted with “Zolotone” in gray. Textured finish will be rubberized gray and mar resistant.

5.4 PRIMARY INSTRUMENT PANEL

5.4.1 An outwardly hinged instrument panel will be provided in the cab directly ahead of driver and positioned for excellent visibility. The instrument panel surface will be of a non-glare material. Wood grain is not acceptable. Black pump panel type material is acceptable. All instruments will be grouped logically. Instrument panel layout/arrangement will be a topic of dicussion at the PCC.

5.4.2 All gauges and controls will be function labeled and backlighted “smart” gauges by Steward Warner™ or equal. Gauges will be self-diagnostic at engine start up and will alert driver with red warning lights if any problems are detected.

5.4.3 The following dashboard gauges will be furnished in addition to NFPA 1901 list:

5.4.3.1 Engine hourometer

5.4.4 The following indicator warning lights visible to the driver will be provided as a minimum:

Engine temperature with buzzer

Engine oil pressure with buzzer

Transmission oil filter warring light (Pall);

Transmission temperature and warning buzzer;

Low air warning light and buzzer;

Parking brake engaged;

Low air with buzzer;

Check transmission;

Check engine;

Stop engine with buzzer;

Antilock Brake warning;

Do not shift transmission;

Retarder engaged and retarder temperature and overheat warning

5.5 AUXILIARY INSTRUMENTS and SWITCHES

5.5.1 The following gauges, instruments, switches, etc. in addition to those required by NFPA 1901 may be located on the primary instrument panel, an auxiliary panel or an overhead panel:

5.5.1.2 Engine stop control (fuel shut-off type);

5.6 EMERGENCY SWITCHES PANEL

5.6.1.1 A separate panel for emergency light switches will be installed overhead above the windshield. It will be clearly visible and accessible to the driver. It will not obstruct the driver’s or the officer’s windshield visibility. Number of rocker switches required will be determined by the PCC.

5.6.1.2 Emergency lights will be functionally grouped.

5.6.1.3 Provide a minimum of two spare switches.

5.6.1.4 All emergency switches will be extra heavy duty, clearly labeled and of the illuminated rocker type.

5.6.2.1 One (1) electrical siren control switch of the headlight dimmer type and one electrical emergency air horn switch also of the headlight dimmer type will be mounted at each seat position of the forward cab. Switches will be mounted on angled fabricated brackets securely fastened to the floor. Each pair will be mounted to the left side of their respective footwells.

5.6.2.2 The engineer’s and officer’s boot switch areas will be illuminated by a single red LED light mounted on the kick panel. LED’s will be controlled by the “headlight on” switch. (See Sections 12.1 and 12.2.)

5.6.2.3 Provide a siren brake control on the emergency switches panel or other location approved at the PCC.

Layout to be discussed at the PCC.

5.7 ADDITIONAL CAB LIGHTING AND OTHER FEATURES

1. One (1) red-lens dome lamp will be ceiling mounted in the front cab area to enhance night vision of driver and officer. Lamp will be Graykon brand, or equal. Lamp will be in the center of the cab. Exact location to be set at the Cab Inspection Visit.

5.7.1.2 Dome lights to be front door switched will be operated through an adjustable O.60 to 60 second “delay-to-extinguish” feature. Mount delay-adjusting pot on or near cab electrical service panel. (See 5.7 Note below.)

5.7.2 One (1) red-lens dome light will likewise be provided in rear cab to enhance crews ability to prepare for the firefight enroute to the fire. Lights will also have adjustable feature, but on a separate circuit. (See 5.7 Note below.)

5.7.3.1 Two (2) dome lights with clear lens and built-in manual switch will be ceiling mounted in the front cab, one over each riding position. (See 5.7 Note below.)

5.7.3.2 Two (2) dome lights with clear lens and built-in manual switch will be ceiling mounted in the rear cab, in front of the two primary seats, but within arms reach. (See 5.7 Note below.)

5.7 Note Manufacturer’s meeting the intent of the above four paragraphs using different fixtures, mounting locations, etc. need not take an exception to the paragraphs discussing interior lighting. The intent is to provide one red light and one clear light at each seating area.

5.7.4 Clear-lens, recessed lights, door-switch operated will be mounted at each door stepwell for both front and rear sections of the cab.

5.7.5 One (1) “under hood” work lights will be installed and controlled by individual switches. (Same as 3.1.2.3)

5.7.6 Four (4) 2” diameter red lights will be provided on the overhead console area with all visible to the driver and the officer. They will automatically illuminate and flash if any cab door, or compartment door is open or if any other device that could cause damage is not properly stowed before the apparatus is moved. Functionally label each light with VisionMark labels.

5.7 Note All lights in Section 5.7 can be of the LED type.

5.8 SEATS

5.8.1 The crew area will have six (6) seats. The seating arrangement will include two seats in the front cab and four (4) seats in the rear. The rear arrangement will include two (2) rearward facing primary seats directly behind the front cab officer and driver seats, and two (2) primary forward facing seats with fold-up seat bottoms attached to the rear cab wall flanking each rear cab door.

5.8.2.1 The driver’s seat will be a Bostrom Sierra ABTS high back seat. The seat will have integrated 3-point seat belts, built in lumbar support and be adjustable fore/aft. Seat “suspension,” must not allow undue bouncing in over-the-road driving. Seat will be discussed at PCC. Manufacturer may provide recommendations.

5.8.2.2 The officer’s seat will be a Bostrom Tanker 450 ABTS high back seat with integrated SCBA mounting. The seat will have integrated 3-point seat belts, “Auto-Pivot & Return” headrest, and be adjustable fore/aft.

5.8.2.3 Both driver’s and officer’s seats will be mounted over built-in compartments. Compartments are to be as large as possible.

5.8.2.4 Rear cab rearward facing primary seats will be Bostrom Tanker 450 ABTS SCBA seats with intregrated seat belts.

5.8.2.5 Rear cab forward-facing seats will be Bostrom Tanker 400 CT flip-up ABTS seats with intregrated seat belts and flip up seat bottoms. These seats can be mounted on an appropiate seatriser that is an integrated compartment with latching doors. Configuration will be discussed at PCC. It is the intent to provide seating for six in a small cab, but priority should be given to the comfort and usibility of the four primary seats.

5.8.2.6 All seats will be upholstered in 100% Durawear gray tweed seat material.

5.8.2.7 All six seatbacks shall have the Clemson University Atheletic Department’s “Tiger Paw” logo in place of manufacturer’s standard logo. (Digitized image of CU Tiger Paw on file with manufacturer.)

5.8.2.8 All SCBA seats will, within the seatback, accommodate a complete MSA Firehawk SCBA harness and 45 minute composite cylinder.

5.8.2.9 All SCBA seats will be equiped with Bostrom Secure All. Manufacturer may suggest other options that retain SCBA safely and provide easy release.

5.8.10 Provide Bostrom facemask storage pouches at each primary SCBA seat position attached to the back of the head rest.

5.8.11 To assist the driver/officer in seeing that all crewmembers are seated and seat belts being worn, all seat belts will be red in color.

5.9 SPECIAL CAB CABINETS

5.9.1 One (1) Knox Box “Key Secure” safe will be mounted in the front cab on the engine cover. It will be accessible to both the officer and the engineer. Mounting location of Knox Box TBD at the PCC.

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