Specifications~1.doc

Specifications for Rotary Snow Blower

Vehicles under this specification describe a new or factory certified rebuild 1200 HP snow blower. All parts and components of this unit shall be new and or factory certified rebuilt and of the size, material, strength and engineered to be classified as heavy-duty so as to sustain the maximum load limits and severe operating conditions imposed upon to result in minimum wear and failure.

This unit shall be new and or factory certified rebuilt Kodiak self-propelled rotary snow blower on a four-wheel steering chassis. The snow blower must be capable of blowing snow up to 12,000 feet elevation. Bidder must show evidence of manufacturing snow blowers to meet the tonnage performance requirement. Bidder must include with the bid response, a copy of independent third-party capacity testing proving the machine has met the tonnage requirement as specified in this document. The snow blower shall be a single engine design.

Bidder shall be certified to rebuild Kodiak and Idaho Norland snow blowers to meet new factory specifications. Must show a recent history of rebuilding snow blowers of this size and quality. This is the only manufacturer accepted.

NDOT will supply Kodiak or Idaho Norland brand machines as core exchanges.

GENERAL REQUIREMENTS

Elevation:

Up to 12,000 feet Temperature:

50° Fahrenheit to 75° Fahrenheit.

Debris Handling:

Able to ingest up to 6” rocks without causing operational damage.

Casting Distance:

Up to 150 feet Travel Speed:

Up to 35 mph

Blowing Speed:

Up to 35 mph

Box: Cutting Height:

74” minimum

Cutting Width:

108” (120” optional) COLOR: Safety Yellow

CHASSIS

CAB: The cab shall be a new current model cab as follows:

· Ergonomically designed for operator comfort for 12-hour shifts.

· Minimum of 72” wide at the base and 80” wide at head level, 62” front to back, and 64” tall on the inside of the cab to insure sufficient room for an operator and passenger.

· Cab shall be mounted behind the cutting head, with discharge in front of the cab and be fully insulated with windshield installed with a 5° reverse rake minimum.

Cab shall be equipped with the following:

(a) Window:

Safety Glass

(b) Driver's seat: High-backed bucket with head restraint, cloth covered, air-suspension type with four-way adjustment and fore and aft isolator. Minimum of 32” of leg room for the operator as measured from the front of the seat to the dash or window (whichever is directly in front of seat). This is to insure the operator has plenty of room for driving comfortably.

(c) Passenger jump seat shall be included.

(d) Safety belts with retractors shall be installed for the driver and passenger positions.

(e) An extra heavy-duty hot water heater capable of producing sufficient heat for the cab and defrosting the windows. The heater shall be or not less than 70° Fahrenheit when the outside ambient temperature is 30° below zero. Defrosters shall conduct large volumes of heated air over the front window. The heater and defroster controls shall allow the heat and air to flow to be adjusted.

(f) The instrument panel shall be incorporated into an LCD screen with a minimum of 16 square inches of display screen; to include fuel gauge, oil pressure gauge, temperature gauge, hour-meter, volt-or amp-meter, tachometer, and instruments for monitoring the hydraulic systems. In addition to the gauges, there shall high temperature and low oil pressure warning lights. It shall also include the control of all 4-wheel steering options. Sunsource Plus1 or approved equivalent.

Specify Mfr. & No. ___________________________________

(g) Three heavy duty windshield wipers mounted across the front shields, individual electric motors.

(h) Cigarette light as power source, no ashtray.

(i) Sun visors.

(j) Dome light with manual switch.

(k) Dual air horns with snow shields

(l) The cab shall be equipped with right and left-hand, outside, heated mirrors.

(m) The blower lift, rear steering, and the volute right and left shall be controlled by a dual axis palm grip joy stick with a rocker switch and mounted by the arm rest of the seat.

(n) Access shall be provided to engine compartment. Steps and walkways shall be heavy-duty, open grate type.

(o) The engine compartment and access shall be so that engine components can be maintained or removed with ease. The engine compartment shall be enclosed.

(p) Cab access shall include hand-grab rails mounted behind both doors and steps on both sides of the chassis. The first step shall not be more than 22" from the ground, if practical. Adequate toe clearance shall be proved for all steps; open-grate type is required. Steps must extend out beyond the door sill.

(q) The cab shall incorporate centered steering; all gauges and instruments shall be mounted on the righthand side of the cabin. Switches shall be “Can” switches.

(r) An AM-FM radio/CD player shall be wired so customer can install desired model.

(s) 4-Wheel steering with joystick for rear steer.

(t) The steering wheel shall have a minimum diameter of 17” to insure steering ease.

(u) Windshield shall be panoramic type for increased visibility with a minimum of 28 square feet of glass on the windshield. Single piece front glass only windshields will not be accepted. Windshield shall have heated glass.

(v) Rear view back up camera.

The below items must be replaced and be new.

FRAME: The frame shall be inspected and shall be replaced if any stress points are discovered.

TIRES: The front and rear tires shall be 385/95/R24 steel belted radial tube type, 18-ply singles, mixed service tread.

BRAKES: The brakes shall be new and unused to replaced old brakes. Brakes must comply with FMVSS requirements. The brakes shall be capable of bringing a fully equipped vehicle to a complete stop within 30 feet, from a speed of 10 MPH on a dry, hard, level surface. Brake lining materials shall be asbestos-free.

PARKING BRAKE: The parking brake shall comply with FMVSS 121, spring brake. A minimum of two discs one on the input of each axle is required.

DRIVING AXLES, SUSPENSION AND STEERING: Driving Axles, Suspension and Steering shall be replaced with the following new parts:

(a) Planetary, double reduction steering type with no-spin differentials. Both front and rear differential ratios must be the same.

(b) Rating: 37,000 lb. minimum rating on each axle.

CARRIER AND BLOWER ENGINE (SINGLE ENGINE DRIVE):

(a) The engine shall be replaced with a new engine and not rebuilt. Engine must have 1200 HP minimum and shall drive the chassis and snow blower head. All components necessary to operate engine shall be newly replaced.

(d) The cooling system for the engine shall provide proper cooling with an ambient temperature range from minus 65° Fahrenheit to plus 80° Fahrenheit. All hoses in the cooling system shall be the heavy-duty type. Cooling package must be new and unused.

(e) A 1200-watt minimum, 110-volt AC block heater with thermostat shall be provided, A 600- watt minimum 110-volt AC oil pan heater with thermostat shall be provided. The power connection for the heaters shall be a weather-proof receptacle at the left side of the engine compartment.

(f) The fuel tank shall be replaced and mounted to the rear of the chassis it shall contain a minimum of 600 gallons of fuel.

POWER TRAIN: The chassis drive shall be replaced with a new powershift transmission with minimum 6 gears forward and 1 gear reverse, replaced and run by a minimum of 135cc hydrostatic pump and motor.

ELECTRICAL SYSTEM: Entire electrical system must be replaced with current wiring, and LED lighting. Must have all components necessary to run all functions of snow blower.

Rebuild Electrical system must include the following:

(1) 12-volt DC negative ground.

(2) Batteries shall be heavy-duty and furnished in sufficient number to satisfy the electrical load and voltage requirements and have an easily assessable master disconnect switch. Master disconnect switch shall be independent of the ignition key switch.

(3) All lighting and reflectors at the rear and sides shall comply with FMVSS 108 requirements for trucks over 80 inches wide.

(4) Two multiple-beam halogen or LED headlights with dash indicator.

(5) Two flood all-weather lamps.

(6) One (1) circuit for a two-way radio shall be provided.

(7) A separate, independent hazard switch for signal lights shall be installed.

(8) A heavy-duty flasher with a minimum capacity for six turn signal lamps.

(9) The engine compartment shall have two service lights.

(10) All electrical circuits shall be protected by easily accessible circuit breakers, manual reset type, identified with function.

(11) Rotating beacon shall be supplied.

HYDRAULIC SYSTEM: Entire hydraulic system must be upgraded with new hoses, tanks, valves, pumps/motors and auxiliary parts. The hydraulic system shall provide hydraulic power for operating snow blower lift, discharge chute functions, and power steering functions. The system shall be designed and sized to provide responsive controls. The hydraulic system shall comply with the following requirements:

(a) The hydraulic pump shall be a direct drive; a belt driven pump is not acceptable.

(b) All cylinder shafts shall be chrome-plated. The following cylinders shall be equipped with pilot check valves to prevent creeping:

(1) Snow blower head-lift cylinders.

(2) Discharge chute control cylinder.

(3) Rear wheel steering cylinder(s).

SNOW BLOWER CONSTRUCTION: Brand new snow blower head shall replace old head with the following parameters:

(a) Two-stage rotary blower.

a. First Stage: Helical Ribbon. 60” diameter minimum.

b. Cutting width: 120”

c. Cutting Height without cutter bars: 74” minimum

d. Ribbon Drive: Center gear box drive is Kodiak 352 and must be completely rebuilt with all gears, shafts, seals bearings, etc. Gears must be capable of stress loads in excess of 80,000 ft. lbs. of torque.

e. Steel Type:

i. Ribbons: AR 450 steel 1/2” thick minimum.

ii. Plow Sides: AR 450 steel 3/4” thick minimum

iii. Spokes: AR 450 Steel 1/2” thick with 3/8” gussets

iv. Tubing: Square tubing 5” minimum

v. Plow Back: 3/16” minimum

f. Second Stage:

i. Impeller Housing: 72” diameter, 24” deep, 3/8” AR 450 minimum.

ii. Fan Back: 5/8” AR 450 minimum

iii. Fan Blades: 1/2” AR 450 minimum

iv. Fan must be run by a series of mechanical drive gear boxes. No hydrostatics allowed to run snow blower head. Gear boxes must be Kodiak 965 to match current parts inventory. Gear boxes must be completely rebuilt with new gears/shafts/bearings, seals, etc.

g. Discharge Arc: 140°, flat cast right.

h. Cutter Bars: Extend to a minimum of 120” above road surface and braced for strength.

i. Spot casting chute: Must mount to end of volute and be able to move with discharge volute.

j. Skid Shoes: Mushroom type, with carbide. Shoe height is adjustable.

k. Blower head raise: Minimum of 8”.

(b) Blower Head Drive Train: Transmission from engine to blower head must be transmitted through a series of 2 high torque high horse power gear boxes capable of transmitting over 30,000-foot pounds of torque. They are Kodiak 965 gear boxes and must be completely rebuilt to factory specs and quality. Must be an authorized gear box manufacturer of Kodiak to rebuild gear boxes. Must include a new 2 plate, 18” clutch capable of transmitting power of engine minimum.

NOTE: Any exceptions to the above specifications must be noted in detail in a separate document and uploaded as an attachment to the bid response.

GENERAL BID REQUIREMENTS

NOTE: THE FOLLOWING REQUIREMENTS PERTAIN TO ALL ITEMS LISTED WITHIN THIS BID SPECIFICATION.

DELIVERY/PAYMENT: Delivery shall be considered complete and ready for payment process once all ancillary, allied, optional equipment, and manuals have been received, all systems checked against the specifications and the complete unit is deemed operational.

LINE SHEET: Three (3) Line set tickets shall be furnished with each vehicle.

MANUALS: For each vehicle being built, including cab and chassis, ancillary, allied or optional equipment purchased as built, the following manuals shall be available in hard copy, online or Flash Drive format.

· Two (2) Parts Catalogs

· Two (2) Shop Manuals

· Two (2) Operator's Manuals

· Two (2) Training DVD’s

· Two (2) Electrical System Schematics/Drawings

PRE-BUILD MEETING: Awarded vendor shall schedule a Pre-Build meeting within two weeks of bid award, prior to manufacturing/fabrication, to confirm all build specifications and dimensions.

PRE-DELIVERY SERVICE: Awarded vendor shall perform a complete pre-delivery service prior to delivering the unit to NDOT.

· All Fluids filled to proper levels.

· Cooling system shall be checked and filled to proper level and shall contain extended life antifreeze to -34° Fahrenheit.

· All lights shall be checked to confirm they are in working order.

· All functions of this unit, including all ancillary, allied and optional equipment shall be checked and in working order prior to delivery to NDOT.

SPECIFICATION CONFIRMATION: Factory confirmation of specifications ordered required ASAP after order is placed.

TRAINING: The successful bidder shall be requested to provide a qualified factory authorized service representative to provide four (4) hours mechanical and four (4) hours operator training (for each unit) at the end user locations in; Reno, Carson, Elko, and Las Vegas for an estimated 5 to 50 employees.

WARRANTY & RECALL SERVICE: All warranty and recall service shall be performed at a service facility located within the State of Nevada. Bids on equipment from manufacturers that do not have service facilities within the State or who cannot provide such service by an authorized representative within the State of Nevada will bear the cost of transportation to and from the place where work is to be done.

WARRANTY AND MAINTENANCE REQUIREMENTS

Manufacturer's warranty shall be a minimum of 12 months on entire vehicle and 12 additional months on power train or longer if provided by O.E.M. at no cost to the State. Warranty will not begin until the unit has arrived at and been accepted by the at the final use location. NDOT Equipment Division will provide the vendor with the effective date. A copy of the manufacturer's and/or vendor’s standard warranty must be submitted with pricing.

Specify Warranty Period ____________________

Vendor must provide details of any upgrade or delayed start warranty and any maintenance policy including costs to keep warranties in effect.

All warranty and recall service shall be performed at a factory authorized service facility located within the State of Nevada.

NOTE: Any information required for periodic service checks required to keep warranties in effect must be provided by successful bidder.

OPTIONS: Vendors are requested to provide pricing for the following as applicable:

Spare Parts Kit: (Consisting of the following)

· Complete set of reels and ribbon assemblies

· Complete fan back assembly

· Complete set of fan blades

· 4 complete set of cutting edges

· 4 complete set of skid shoes on blower head

· 500 shear bolts for each different shear bolt

· 1 complete set of electrical solenoids

· 1 complete set of engine, hydraulic, and fuel filters

· 1 volute motor

· 1 spot chute motor

· 1 spare set of steering cylinders for each different cylinder type