L M SNO-BLOWER SPEC#4 (3).doc

Specification

Loader Mounted Snow Blower Purpose and Intent:

It is the purpose and intent of these specifications is to describe a snow blower that will be fitted to a wheeled front end loader.

The blower unit must comply with all applicable Federal and State of Maine laws. The snow blower shall be a self-contained two stage snow blower. It shall be powered with an integral diesel engine, and designed for installation on, and operation from a wheeled loader (application is for a J.D 624K with a 3 cu yard bucket for (4) snow blowers and a Caterpillar 972G with a 5 cu yard bucket for (1) snow blower). The snow blower(s) are not for an Airport application; they will be used in rural northern Maine and must be engineered and designed for a heavy duty application to work under extreme weather and terrain conditions. Special features and design applications shall apply.

DETAILED SPECIFICATIONS

Please complete all checklists. An X will have the same meaning as standard or specified equipment. Make note of all exceptions and identify as not available or dealer installed.

The following abbreviations must be used:

X Standard or as specified

N/A Not Available

DI Dealer Installed

1. Manufacturers Literature:

_____ 1. The manufacturer’s literature shall include a general description of the snow blower, a listing of all standard equipment provided on the model being bid, and a listing of all optional equipment available for the snow blower. Clearly list all options you are providing for the item bid. All items asked for in the bid request must be answered and verified by company literature. If any part or feature of the machine is vendor added or aftermarket, that part or feature must be clearly noted and may or may not be accepted and may be cause for bid rejection.

2a.

Operational Requirements for John Deere 624K:

_____ 1a.Width of Cut shall be a minimum of 114 inches.

_____ 2a.Discharge Rate of 1500 to 2000 ton per hour at full capacity.

_____ 3a.Casting Distance: 150 feet minimum.

_____ 4a.Weight: Maximum 10,000 lb.

_____ 5a.Working / Cutting Height: 55 inches minimum is required (Does Not include cutter bar height).

_____ 6a.Overall Length: Not to exceed 96 inches.

_____ 7a. Driveline System must be fully adjustable, heavy duty chain and gear with oil bath lubrication (belt and pulley drive will not be accepted).

2b.

Operational Requirements for Caterpillar 972G:

_____ 1b. Width of cut shall be a minimum of 126 inches (six (6) inch flares maximum).

_____ 2b. Discharge rate of 1800 to 2500 ton per hour at full capacity.

_____ 3b. Casting Distance: 150 feet minimum.

_____ 4b. Working / Cutting Height: 59 inches minimum is required (Does Not include cutter bar height).

_____ 5b. Overall Length: Not to exceed 96 inches.

_____ 6b. Driveline System must be fully adjustable, heavy duty chain and gear with oil bath lubrication (belt and pulley drive will not be accepted).

_____ 7b. Weight: Maximum of 12,000 lbs.

3. _____ Materials shall be of the highest quality available for their intended commercial use.

4. _____ Design of equipment shall permit easy access for maintenance and service. All blower unit stress points shall be designed to distribute and dissipate shock forces. All auger and impeller assemblies shall be protected against sudden stops or damage that may be caused from foreign objects. Protection may be in the form of automatic clutches, release overrides, and/or shear fasteners.

5. _____ Construction shall be heavy duty to provide maximum protection against structural member failures. Equipment shall withstand the cold, moisture, strains, jars, vibration, and other conditions that are likely to be encountered during operation.

6. _____ All oil, hydraulic lines, air lines and electrical wiring shall be protected and properly secured to the frame or body structure. Wherever these lines pass through structural members, they shall be protected with looms and / or grommets except where a through-frame connector is necessary.

7. Blower Frame:

_____ 1. Structural Members - The frame shall be made of either pressed or structural steel channel and reinforced as required to prevent distortion under maximum load conditions. All frames and stiffeners shall be treated with a corrosion inhibitor and shall be primed and painted before assembly, as per paint and finish specifications.

_____ 2. Fabrication shall be of heavy gauge welded alloy steel designed for the type of expected service.

_____ 3. A full width scraper blade shall be fitted to the lower leading edge of the frame which shall be easily removable and made of high carbon steel.

_____ 4. The frame shall be fitted with bolt on, steel skates, in proper numbers and locations to be capable of supporting the weight of the blower unit in its normal operating configuration.

_____ 5. The frame shall be fitted with bolt-on steel side cutting bars.

8. Loading Chute:

_____ 1. The blower unit shall be equipped with a hydraulically operated spot casting / loading chute. The chute shall be capable of loading into a truck with a side height of 10 ft. and shall have a casting distance variable from 3 ft to 40 ft.

_____ 2. The loading chute shall have a hydraulic rotation or pivot capacity of at least 180°. Rotation and casting distance shall be fully controlled from within the cab of the wheel loader carrier vehicle.

_____ 3. The impeller capacity shall be at least equal to the capacity of the input augers.

_____ 4. The impeller blades shall be made of high tensile steel and be balanced to reduce vibration and shock damage. The impeller shall be a 5 blade (min.) unit with easily replaceable bolt on concave blades of a minimum of ¼ inch thickness.

_____ 5. The impeller casing shall be constructed of high strength abrasive resistant steel at least 3/8 inch in thickness.

_____ 6. The augers shall be constructed of at high strength steel, and shall and provide maximum work area coverage.

_____ 7. Augers shall be fitted with replaceable bolt on type ice cutters in sufficient numbers.

_____ 8. The augers shall be equipped with solid auger drive shafts, and shall be balanced and supported by heavy duty bearings on the shaft ends.

Blower Engine Required Features: (Items 9.3 through 9.11 apply to both units).

_____ 1. The blower engine shall be a heavy duty 4 cycle, turbocharged, water cooled, six cylinder, diesel engine with a minimum of 250 Net HP for the J.D 624K application.

_____ 2. The blower engine shall be a heavy duty 4 cycle, turbocharged, water cooled, six cylinder, diesel engine with a minimum of 300 Net H.P for the Caterpillar 972G application.

_____ 3. The engines shall meet the performance characteristics specified herein on commercial grade fuel.

_____ 4. The engine shall develop sufficient torque and horsepower to meet its normal operational requirements without exceeding the no-load speed at the peak of its certified gross brake horsepower curve.

_____ 5. Exhaust emissions and noise level shall comply with all applicable Federal and State of Maine standards.

_____ 6. The engine shall be equipped with:

a. Extreme duty oil filtration with spin-on cartridge.

b. A 110-120 volt engine heater.

c. A low oil pressure/high temperature shut/down system. This system shall be wired so that warning lights are visible to the operator in the wheel loader cab.

d. A cold weather starting aid (glow plug type).

_____ 7. The engine shall be equipped with a 12-volt negative ground electrical system with at least two (2) 750 CCA batteries.

_____ 8. Shall have an alternator with a minimum of 90 amp capacity.

_____ 9. All electrical components shall be mounted in a weatherproof, sealed box designed for electrical application.

_____ 10. Fuel filter with water drain.

_____ 11. Due to extreme working conditions of the snow blower, the engine and gear box must be located as close to center of the unit as possible (engines and gear boxes mounted to the extreme outer edge or over edge of the unit is not acceptable).

_____ 12. Due to extreme working conditions of the snow blower, the front of the engine and the coolant radiator must be mounted facing the road center.

10.

Instrumentation and Controls:

_____ 1. Instrument / control panels with full controls for the blower unit shall be mounted in the tool carrier, and shall be connected to the tool carrier through the quick disconnect harness.

_____ 2. The vendor shall provide a separate umbilical cord with all of the control and instrument functions shown below that can be attached to the snow blower unit with a weather proof canon plug and run into a replacement carrier vehicle on a temporary basis.

_____ 3. The instrument/control panel shall also be connected to its wiring harness with a canon plug, and shall be capable of being removed and installed on the spare umbilical cord provided here.

_____ 4. Vendors shall provide a bid price for a spare instrument/control panel.

The instrument / control panel shall include at least the following:

_____ A. Tachometer.

_____ B. Hour meter.

_____ C. Voltmeter.

_____ D. Oil pressure gauge.

_____ E. Coolant temperature gauge.

_____ F. Fuel gauge.

_____ G. Ignition switch.

_____ H.Warning light and alarm for low oil pressure and high coolant temperature levels.

_____ I. Clutch engagement controls and a warning system indicating when the clutch is engaged.

_____ J. Controls for snow blower hydraulic functions, including loading chute and impeller casing.

_____ K. Blower speed control.

11. Paint and Finish:

_____ 1. The snow blower and all mounting equipment shall be free of rust and mill scale, sandblasted and primed with a two (2) part epoxy primer to the minimum thickness of 3-5 mils dry.

_____ 2. The paint shall consist of not less than two coats of Cat Highway Yellow (Imron 3.5 HG: Paint code # 42-3133) having a minimum thickness of 5-7 mils, dry

12. Miscellaneous:

_____ 1. The blower unit shall be equipped with a quick disconnect system compatible with the tool carrier coupler system to be acquired with this bid package and compatible with the JRB system.

_____ 2. The coupler system shall allow the operator to complete changes without leaving the operating cab, including connection of hydraulics.

_____ 3. The wiring harness may have a single quick connect plug.

_____ 4. All informational plates shall be made of noncorrosive metal with the information engraved, stamped, or etched thereon. Plates shall be mounted in a conspicuous place with screws, bolts or rivets.

_____ 5. Plastic informational plates are acceptable only in locations that are not exposed to the elements and subject to weathering or excessive heat or cold.

_____ 6. Information plates shall identify make, model, serial number, and any other relevant data.

13.

Technical Publications: Prior to acceptance of the blower units, the manufacturer shall furnish two (2) sets of the following publications for each unit; (CD’s are acceptable).

_____ 1. Operator’s Manual: The operator's manual includes lubrication charts and instructions.

_____ 2. Parts Manual: The parts manual identifies and lists all parts, components, and sub-assemblies used in the fabrication of the blower unit.

_____ 3. Maintenance and Service Manual: A maintenance and service manual provides guidance to non-specialists performing routine services. The manual should also describe in detail with appropriate schematics the overhaul and major maintenance procedures required to maintain the unit.

14. Accessories and Tools:

_____ 1. The blower unit shall be equipped with the following tools and accessories. They shall be kept in a secure and readily accessible enclosure that is permanently affixed to the vehicle.

_____ 2. Shear Pins: A minimum of two (2) sets of pins shall be provided in support of each shear pin location of the blower.

_____ 3. Specialized Tools: Specialized tools required for routine servicing of the blower and its auxiliary equipment shall be provided.

15.

Options for Price Quotes (please quote each separately).

_____ 1. Four (4) Snow Blowers for installation on a John Deere 624K with attachments.

_____ 2. One (1) unit for installation on a Caterpillar 972G with attachments.

16.____Warranty:

One year parts and labor, or standard manufactures warranty shall apply whichever is greater. Warranty shall begin on the date the units actually put into service.

17.

General:

_____ 1. These specifications are a minimum and that bids will be evaluated based on price, warranty, manufacturers performance data, delivery schedule, parts availability and other items deemed appropriate.

_____ 2. Vendor may be asked to provide training at a later date, but within eight (8) weeks of delivery.

_____ 3. Maine DOT reserves the right to pre-inspect the equipment before delivery.

_____ 4. All bid pricing will include shipping and delivery to:

Maine DOT Fleet Service, 145 Bennet Drive Caribou, Maine, 04736.

_____ 5. ** Exceptions to specifications shall be listed on a separate paper and noted as exceptions and submitted with bid proposal. If exceptions are not listed as such it shall be considered that the vendor will comply with all specifications as listed.

_____ 6. ** Upon delivery of unit or units all necessary paper work such as Certificate of Origin (title), dealer’s certificate, and invoices shall accompany unit or units.

If you have a question regarding this RFQ, you must submit your questions thru the Question and Answer link on the Solicitation Details View page. Your answer will appear there as well. It is the vendor’s responsibility to log in to view all questions and answers posted there. Questions and Answers obtained any other way will not be valid for this RFQ.

ESB

1/4/2012