Grader Specs.doc

Detailed Specifications for New Heavy Duty Industrial Type Diesel Powered 3 Axle Articulated Motor Grader

The purpose and intent of these specifications is to describe a Heavy Duty, Industrial Type Diesel Powered 3 Axle Articulated Motor Grader. It must be of rugged design and construction throughout in order to deliver dependable service under severe operating conditions, and optimum performance and production capabilities. Brake and steering systems must be designed as to maintain safe stopping and/or steering of the equipment under emergency engine stall-out conditions. Options to include Snow Wing, Snow Wing Towers, Dozer Blade, Laser controlled Moldboard, Auxiliary hydraulic valves, piping and controls and Buy Back.

Specification Item 1 Engine

1.1 Heavy duty 4 cycle 6 cylinder diesel turbocharged engine.

1.2 A minimum of 160 net HP. Per SAE J1349.

1.3 A minimum of 500 lb. /ft. torque.

1.4 Engine shall meet or exceed Tier IV specifications (Minimum).

1.5 The engine shall have a 110 volt 1500 watt engine coolant block heater.

1.6 Cold weather starting aid shall operate from the cab, a glow plug, manifold heater or ether start aid that shall be incorporated. If the start aid is used, it shall be metered automatically to prevent damage to the engine.

1.7 Vertical exhaust system with rain cap or turned spout.

1.8 Engine shall be liquid cooled, of sufficient capacity for efficient cooling of engine when pushing heavy loads.

1.9 Engine shall shut off when a fifteen (15) minute idle time limit has elapsed.

Item 2 Electrical

2.1 Heavy duty 12 or 24 volt electrical system with negative ground protected by a fuse or circuit breaker.

2.2 A minimum of 80 amp alternator charging system.

2.3 Windshield wiper and washer front and rear.

2.4 A minimum of two (2) Halogen driving lights front, two (2) rear mounted flood lights, two (2) front mounted flood lights, and two (2) moldboard flood lights.

2.5 Stop and tails lights shall be LED.

2.6 Front & Rear directional/hazard lights, shall be LED located as to be readily accessible for routine servicing, inspection, and replacement.

2.7 Backup alarm conforming to SAEJ 994.

2.8 Two heavy duty 12 volt batteries with a minimum of 700 CCA each located as to be readily accessible for routine servicing, inspection, and replacement.

2.9 A manual battery cutoff switch. The switch shall be mounted in an easily accessible location in the engine compartment on the negative battery cable.

2.10 Electrical system shall be equipped with a high capacity heavy duty 12 volt converter and terminal strip for 2 way radio and strobe warning lights if the machine has a 24 volt system.

2.11 Shall be equipped with an electric horn.

Item 3 Cooling System

3.1 Heavy duty radiator.

3.2 Radiator shall have an impact absorbing guard or grill.

3.3 Zerex extended life antifreeze or approved equal with a rating -35°.

3.4 Shall have radiator clean out access.

Item 4 Transmission

4.1 Transmission shall be fully sequential, shift on the go.

4.2 Transmission shall have a minimum of 8 forward and 4 reverse gears.

4.3 Transmission shall have an independent reservoir, separate filtration, and external oil cooler with clean out access.

4.4 Transmission shall be power shift type capable of no stop shifting from forward to reverse at low speeds.

4.5 Transmission shall have electronic over speed protection.

4.6 The transmission shall have synthetic oil.

Item 5 Brakes

5.1 Shall be of manufacturer’s heavy duty design and construction.

5.2 Services brakes shall be foot operated with power assist.

5.3 Brakes shall have reserve power assist with an operator warning system.

5.4 The brakes shall be hydraulically actuated, wet multiple disc, fully sealed and maintenance free.

5.5 The brakes shall be hydraulically actuated, utilizing dual independent brake circuits.

5.6 Machine shall come equipped with a parking brake with operator warning device.

Item 6 Steering & Front Axle

6.1 Steering shall be of heavy duty design with power assist.

6.2 Front axle shall be able to support any grader mounted accessories, with no reduction in service life of the front axle and related parts.

6.3 Front axle shall have a minimum oscillation of 16° R & L for a total of 32°, with a wheel lean of 18° R & L for a total of 36°.

6.4 Front tires shall have removable fenders and splash guards with the required clearance for roadside ditching.

6.5 Front Axle shall have power asst steering with reserve power assist with an operator warning system.

6.6 Clearance shall be provide at maximum turning or leaning positions to prevent front tires of rims from contacting any part of the axle, steering, or front mounted accessories.

Item 7 Axle Differentials & Frame

7.1 Rear axles shall be designed for extreme service.

7.2 Rear axles shall come equipped with a hydraulically actuated manual operator controlled differential lock.

7.3 Rear axles shall be of planetary final reduction design.

7.4 Rear axles shall have a minimum oscillation of 15° in both directions.

7.5 Rear axles / tandems shall have fenders and splash guards.

7.6 Minimum acceptable tire and wheel clearance shall be three (3) inches between rear tires, fenders and splash deflectors.

7.7 Frame shall be fully welded box sections and be ready to accept snow wing attachment.

7.8 Rear frame shall be designed to permit ease of service and component removal.

7.9 Rear frame shall articulate no less then 22° to the left and right and an indicator of the articulation shall be provided in the cab.

7.10 Articulation lock for safety during service shall be provided.

7.11 Shall be equipped with an under machine guard (belly pan) for the protection of the lower machine components.

Item 8 Tires

8.1 Front and rear tires and rims shall be interchangeable.

8.2 All rims shall be one piece nine (9) inch x twenty four (24) inch design.

8.3 All tires shall be Michelin Snow Plus 14 x R24 tubeless radial or approved equal.

8.4 A spare tire and wheel assembly of the same size and design shall be supplied with the Grader.

8.5 Clearance must be provided for the installation and use of tire chains.

8.6 Front and rear tires filled with calcium are not acceptable for any reason.

8.7 All tires will be of radial design; bias tires will not be accepted.

Item 9 Hydraulic System

9.1 Closed center, pressure controlled or proportional priority pressure compensated hydraulic system with an output of not less than 52 gpm at rated engine speed.

9.2 Blade cylinders shall have floating capability.

9.3 Shall have a hydraulic oil cooler with clean out access.

9.4 The hydraulic systems shall be filled with synthetic oil.

Item 10 Filters

10.1 Air filter shall be of heavy duty dry type with restriction indicator in cab.

10.2 A pre-cleaner would be preferred for the air filter.

10.3 All liquid filters shall be disposable spin on type located for ease of access and servicing.

10.4 Coolant filter (if applicable) shall be equipped with shut off valves for ease of service.

10.5 Fresh air inlet for cab shall be filtered. Filter location shall be of ease of service.

Item 11 Moldboard & Circle 11.1 Moldboard & Circle shall be designed and constructed for extreme service and of made of high carbon steel.

11.2 Moldboard shall have minimum lift above ground of 15 inches.

11.3 Moldboard blade to include end bits shall have a minimum length of 12 feet.

11.4 Moldboard controls shall be of dual lever design with a float position.

11.5 Moldboard slide shift shall be a minimum of 22 inches in both directions.

11.6 Moldboard shall have a minimum forward tip range of 40°.

11.7 Moldboard shall have a minimum rear tip range of 5°.

11.8 Mold board shall have a capability to be 90° to grader.

11.9 Circle shall have 360° of rotation driven by hydraulic motor.

11.10 Draw bar, ball, socket, and circle must be designed and constructed for extreme service.

11.11 Moldboard shall have a minimum ground penetration of twenty five (25) inches.

11.12 Moldboard shall have a minimum down pressure of 14,000 pounds.

Item 12 Serviceability

12.1 Daily check points shall be able to be performed at ground level.

12.2 A centralized lube bank shall be provided for the ease of lubricating the difficult to access grease fittings.

12.3 Fuel tank fill shall be ground level accessible.

12.4 A heavily constructed and lockable tool box made of heavy gauge steel, stainless steel or aluminum twelve (12) inches deep X twelve (12) inches wide X twenty (20) inches long shall be provided.

Item 13 Cab

13.1 Cab shall be fully enclosed all weather pressurized ROPS type with noise suppression.

13.2 Cab shall meet all OSHA and MSHA requirements.

13.3 Seat belt shall be 3 inches wide.

13.4 Cab shall have exterior left and right rear view mirrors as well as an interior rear view mirror.

13.5 Cab shall have the highest output heater/defroster available with air conditioning.

13.6 Instrumentation and gauges shall include but not limited to: fuel gauge, volt meter, oil pressure gauge, torque converter oil temperature gauge, air cleaner restriction gauge, fuel gauge, tachometer and engine coolant temperature gauge. All gauges shall be illuminated.

13.7 Shall have a factory installed engine hour meter installed in the cab wired in such a way as to only operate when the engine is running.

13.8 All cab glass shall be (factory) tinted.

13.9 Shall be equipped with an AM/FM radio.

13.10 The cab shall have left and right doors with metal frames.

13.11 Operators seat shall be suspension type, fully adjustable, extra cushioned with adjustable lumbar support.

13.12 Shall provide audible alarms in conjunction with oil and coolant gauges.

13.13 Electric engine shutoff operated by ignition switch.

13.14 Shall have a tilt steering column.

13.15 Machine shall have both foot and hand throttle controls.

13.16 Vandal protection package shall include but not limited to: locking for the cab doors, engine compartment doors, hydraulic reservoir cap, cooling access door, fuel tank cap and tool box.

Item 14 Warranty Not to Include Buy Back Option 14.1 Manufacture’s standard warranty will apply.

14.2 Terms and conditions of warranty must be provided with bid proposal.

14.3 Manufacture’s warranty will start with the in-service date.

Item 15 Training

15.1 Training for Operations and Maintenance personnel shall be provided by the vehicle manufacturer, vehicle component suppliers and bidder within a reasonable length of time after the delivery and setup of the Grader. A mutually agreeable time shall set by all parties.

15.2 The training shall take place within the five (5) Maine DOT Regions in the

State of Maine.

15.3 The training may be video taped by Maine DOT for future use by

Maine DOT trainers.

15.4 Training shall be a minimum of Four(4) hours of training for Maine DOT operational personnel to be performed at each of the Five (5) Maine DOT Fleet Services maintenance facilities.

15.5 Training for the Fleet Services Technicians shall be performed at each of the Five (5) Maine DOT Fleet Services maintenance facilities. The training shall include but not limited to a minimum of Sixteen (16) hours of Technicians training shall include but not limited to the following:

Electronics, electrical, hydraulics, drive train, engine and transmission electronics shall take place on the eleventh

(11th) month from the in service date and prior to the expiration of the vehicle warranty.

Item 16 General

16.1 Two (2) complete parts manual shall be supplied per machine, CDs are acceptable.

16.2 Two (2) complete service manual shall be supplied per machine, CDs are acceptable.

16.3 Two (2) operator’s manual shall be supplied per machine.

16.4 Ten (10) extra complete parts manual shall be supplied to MaineDOT Fleet Services in Augusta, CDs are acceptable.

16.5 Ten (10) extra complete service manual shall be supplied to MaineDOT Fleet Services in Augusta, CDs are acceptable.

16.6 Ten (10) extra complete operator’s manual shall be supplied to MaineDOT Fleet Services in Augusta.

16.7 Motor Grader shall have a minimum operating weight of 29,000Lbs.

16.8 Paint shall be manufacture’s standard excluding white or black.

16.9 Primer and paint shall be lead free.

16.9 All pinch points shall be clearly marked.

16.10 Equipment must be fully inspected, serviced, fully assembled, and ready to work upon delivery.

16.11 Machine transport height shall not exceed 11 feet.

16.12 Be it known that 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.

16.13 Bidders are required to provide sufficient information with their bid such as manufacturer’s brochures, etc. and to certify that they have service facilities in Maine, staffed with trained service technicians and stocked with repair parts for the equipment which is bid. Failure to provide this information may cause the bid to be rejected. The Maine DOT reserves the right to reject any and all bids.

16.14 Bidders shall supply a specification sheet with their bid proposals.

16.15 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.

16.16 All bid proposals will include shipping and delivery to:

Maine DOT Fleet Service, 105 Capitol St. Augusta Me. 04333.

Items 17, 18, 19, 20, 21, 22 and 23 are separate bid Options as Follows:

Snow Wing, Snow Wing Towers, Dozer Blade, Laser Controlled Moldboard, Six-Way Multi-Directional Plow and Buy Back.

The list should include separate pricing for all optional items, including front lift package, valves, hoses, labor etc. for installation and proper function of each option as marked throughout the specifications.

Item 17 Snow Wing 17.1 Snow Wing shall be appropriate model for Motor Grader.

17.2 Snow Wing shall be heavy duty model.

17.3 Snow Wing shall have a minimum ten (10) gauge moldboard. The moldboard shall be fabricated with a one (1) inch nose plate. The moldboard shall be supported by four (1/2) inch flame cut gussets. The top of the moldboard shall be supported by a three(3) inch x three(3) inch x one quarter (1/4) inch HSS tube with intermediate support of one half ( ½) inch x four( 4) inch flat bar and two one half(1/2) inch x four( 4 ) inch x four (4) inch angle arm bracket supports.

17.4 In addition to the above cutting edge reinforcement, the moldboard shall have three (3) more horizontal reinforcements: one (1) top edge angle from not less than three (3) inch x two (2) inch x three eights (3/8) inch structural angle and two (2) middle angles from not less than three and one half (3 ½) inch x three and one half (3 ½) inch x one half (½) inch structural angle.

17.5 The backer angle will be six (6) inch x four (4) inch x three quarter (3/4) inch angle minimum gusseted with three eights (3/8) inch triangular plate, AASHTO standard punching.

17.6 The Snow Wing shall include two mounting positions for a one and one half (1 ½) inch pivot bolt. The pivot bolts shall be reinforced with a one half (1/2) inch plate washer welded to the skin plate.

17.7 The wing arm attachment bracket shall be bolted in place and adjustable in position. The arms shall be pinned with a one (1) inch diameter grade eight plated hex cap screw secured with a Nylok hex nut.

17.8 The blade shall be one half (½) inch x eight (8) inch C-1085 steel reversible cutting edge with coped corners on the intake end.

17.9 Attack angle of 85° required.

17.10 Wing must be equipped with a removable grade 70 (minimum) safety chain at the nose.

17.11 The wing shall be installed on the right side of the Grader and shall be not less than thirteen (13) feet long overall, twenty nine (29) inches high at the front end and forty (40) inches high at the rear end.

17.12 There shall be two cast iron wear shoes bolted behind and through the base angle. The blade and shoes shall be secured with five eights (5/8) inch grade five plated carriage bolts.

17.13 The cutting edge reinforcement shall be from not less than a gusseted five (5) inch x three and one half (3-1/2 inches x three quarter (¾) inch structural angle.

17.14 The moldboard shall have one moldboard shoe included. The moldboard shall be made of a minimum of three sixteenths (3/16) inch steel.

Item 18 Rear Tower 18.1 Shall be a weldment, which consists of a minimum of 12 inch WF beam at 22 lbs per foot and 12 inch channel at 20.7 lbs per foot joined together on two sides by ¼ inch thick steel plate, so to offer a box section with a total weight of 52 lbs per foot and an R.B.M. of not less than 1,690,000 inch pounds.

18.3 To enhance rear tower, wing arm support and chassis frame loading, the beam shall be located so that the web is at a 25° angle to the centerline of the Grader.

18.4 Rear tower shall have bolted connections to the rear saddle to allow for various frame heights and off season removal without disturbing the hydraulic system. The tower shall be perpendicular to the Motor Grader chassis. All tower bracing that extends below the frame rail must be removable.

18.5 The rear beam shall be bolted and reinforced to the rearmost section of the Grader without disturbing any OEM brackets or braces.

18.6 The rear beam shall be installed such that no other normal functions of the Grader engine or transmission housings will be interfered with, and the beam shall be completely removable via a series of bolts.

18.7 The brace control cylinder shall be not less than a 3½ inch diameter by 55 inches (High. Lift) stroke double acting type, located outside of the rear support beam.

18.8 This cylinder shall travel vertically, and raise and lower the wing arm slide to provide for constant parallel support to the wing arms and wing for shelving operations.

18.9 There shall be 6 inch nominal size sheaves on rear tower with extra deep rope grooves with a 1 ¼ inch diameter axle with greaseable brass bushings.

18.10 Brace control cylinder shall be not less than a 3½ inch diameter by 55 inch (High. Lift) stroke double acting type, located outside of the rear support beam.

Item 19 Front Tower

19.1 The wing shall be supported at the front of the Grader by not less than an 8 inch I-beam offering a R.B.M. of not less than 518,000 inch pounds, which in turn shall attach to the under structure of the Grader, directly below the operator’s cab with not less than one 7 inch x 4 inch x 3/8 inch tubing and extra heavy pipe bracing.

19.2 The front post assembly shall be bolted to and entirely removable from the Grader under structure, and shall be properly reinforced to both sides of the wishbone of the Grader.

19.3 Mounted directly to the 8 inch I-beam shall be the front control cylinder. The front control cylinder shall be not less than a 3½ inch x 43 inches stroke single acting type.

19.4 It shall be reeved so to provide not less than 72 inches of front slide travel.

19.5 Shelving shall be achieved by a single wire rope sheave on the cylinder rod end and a single sheave on the tower top.

19.6 The slide travel shall be twice the cylinder stroke. The slider shall be retained by two ¾ inch structural square bars. At no point shall any part of the tower structure extend above the tower at any point of slider travel.

19.7 In the interest of clearance and safety, no portion of this cylinder shall project above the beams.

19.8 The front tower shall have a bolt on lower skid shoe. It also shall have bolted connections to the support tubes.

19.9 Designed to be quick detachable including wing posts (and hydraulics) by the use of quick disconnecting fittings. (Fittings to be ½ inch diameter, Parker).

19.10 Trip mechanism and wing plow to be approved by Fleet Services/MDOT. The trip spring shall be a torsion type spring with a 1 inch diameter wire, minimum. Trip device shall be plumb.

19.11 The front tower height shall be the same as the rear tower height.

19.12 Cables that operate over sheaves must be adjusted so that at maximum stroke, cable clamps, etc., will not be pulled into the sheaves.

Item 20 Wing and Braces

20.1 The wing braces shall run parallel to each other on 17 inches centers and shall be telescopic and adjustable in length.

20.2 The inner sections shall be 2-3/8 inches diameter solid steel round. The outer sections shall be 3 inches diameter seamless tube with ¼ inch wall thickness (minimum).

20.3 There shall be a universal type pivot connection at each end to accept 1¼ inches diameter attachment bolts.

20.4 The lower brace shall have a 5/8 inch diameter compression spring to absorb impact and the upper brace shall incorporate a tension spring to assist the full trip moldboard set-up.

20.5 Both springs shall work together with the front trip dee. Open length 75 inches, closed length 60 inches.

20.6 All wing cables (wire rope) must be minimum ½ inch diameter and 8 by 19 constructions, improved plow steel.

Item 21 Laser controlled moldboard

21.1 The moldboard shall be controlled by laser for accurate grading.

Item 22 Dozer blade

22.1 Shall be a front mounted dozer blade with down pressure. The dozer blade shall be of appropriate size for the grader.

Item 23

SIX-WAY MULTI-DIRECTIONAL DOZER / PLOW

23.1 Six-way multi-directional dozer / plow shall be twelve 12 feet wide, forty eight 48 inches in height, the moldboard type shall be smooth rolled with tapered snow shields. The moldboard angle to ground plane shall be seventeen 17° degrees, the moldboard thickness shall be1/4 inch, the moldboard angles shall be full “V’’, inverted ‘’V’’ and right or left angles. The plow shall be equipped with nitrogen filled accumulators to cushion the plow wings. The cutting edges shall be ¾ inch X 8 inch highway punched alloy steel, the hydraulic cylinders and rods shall be 4 inch X 2 inch, center pin shall be three 3 inch and be able to be greased, the plow shall be fitted with heavy duty skid shoes.

Item 24 Hydraulic valves and controls

24.1 All auxiliary hydraulic valves and controls for the auxiliary equipment shall be provides by the vendor of that equipment.

The Maine Department of Transportation is looking into the option of a five (5) year buy back by the vendor.

Item 25 Buy Back Option shall be priced separately from Motor Grader

25.1 In order to determine the lowest total cost bidder(s), the present value of the buy-back amount shall be deducted from the acquisition amount to determine the bidder(s) total net price for qualifying equipment offered. The present value of the buy-back amount will be determined by reducing the buy-back amount at a 5% APR over the term of the guaranteed buy-back. Initial acquisition costs that are considered by the Maine Department of Transportation to be unreasonable may be rejected regardless of the guaranteed buy-back amount offered.

25.2 Within the scope of this bid, all equipment offered shall include a guaranteed buy-back option after sixty months or five (5) years ownership by Maine Department of Transportation for the motor graders. The successful bidder shall guarantee their buy-back options with performance bonds in the amount of 100% of the guaranteed buy-back amounts

Successful bidder(s) shall provide faithful performance bond(s) in an amount equal to one hundred percent (100%) of the guaranteed buy-back amount on all equipment being purchased from the bidder as a result of award of this bid.

25.3 The Faithful Performance Bonds shall remain effective until receipt of the guaranteed buy-back amounts from the successful bidder upon return of the equipment.

25.4 Bonds shall be drawn in favor of the Maine Department of Transportation Fleet Services.

SPECIAL WARRANTY REQUIREMENTS FOR BUY BACK

Bidders shall indicate the nature and duration of the manufacturer's warranty, including extended warranties that may apply to the equipment offered. In addition:

MANUFACTURER’S WARRANTY

25.5 All equipment offered shall include a manufacturer’s extended warranty to cover the equipment to the guaranteed buy-back option date, five (5) years, as indicated on the bid schedule, from date of delivery and acceptance by Maine DOT Fleet Services or 5,000 hours for all equipment being bid, whichever comes first. The intent shall be that the equipment shall be covered by the manufacturer’s extended warranty for the entire period of ownership by the Maine DOT Fleet Services not to exceed 5,000 hours.

25.6 During the standard manufacturer’s warranty period no travel time shall be charged to Maine DOT Fleet Services for warranty repairs made in the field.

25.7 Engine tune‑up, filters/lubrication servicing and supplies, and normal replacement of service or wear items shall be excluded.

25.8 Maine DOT Fleet Services shall repair or replace tires as may be required, however if the machines are surrendered as a result of a buy‑back option agreement, Maine DOT Fleet Services shall not bear any financial responsibility for the condition of the tires on return of the machines.

25.9 If equipment fails during the period of the warranty, the time and/or mileage required to make repairs, and including the time and/or mileage necessary to bring the equipment to and from the place of repair, shall be added to the time and/or mileage stipulated in the warranty offered and agreed upon.

25.10 During the warranty period, the successful bidder shall respond to any call for service by having a qualified service representative inspect the equipment by the next business day. All warranty repairs necessary to restore the equipment to good working order, that can satisfactorily be made in the field shall be made within forty-eight (48) hours (excluding weekends and holidays), of said inspection. Maine DOT Fleet Services shall pay reasonable travel time.

25.11 If warranty repairs to the machinery cannot be made in the field, the successful bidder shall be responsible for paying for and providing a lowboy to transport the machinery to the successful bidder’s repair facility. Successful bidder shall further endeavor to make any warranty repairs to the machine within forty-eight (48) hours (excluding weekends and holidays) of delivery to the successful bidder's nearest repair facility.

25.12 If repairs are not completed within forty-eight (48) hours after the field inspection or transport of the equipment to the nearest repair facility, the successful bidder shall 1) provide a comparable or superior loaner machine, at no cost, until equipment is satisfactorily repaired, or 2) issue a credit equal to the daily rental charge on a comparable unit for each twenty-four (24) hour period, or portion thereof, until repairs are completed.

25.13 If equipment is recalled by the dealer and/or manufacturer for repairs or updates, the successful bidder shall agree to provide comparable loaner equipment to Maine DOT Fleet Services upon request at no charge, and for the duration of the time the recalled equipment is unavailable.

25.14 Repair parts shall be made available to Maine DOT Fleet Services within forty-eight (48) hours of order (excluding weekends and holidays).

25.15 Excessive downtime, not due to negligence, during the warranty period shall be grounds for return of the equipment for full refund of purchase price.

25.16 At time of delivery of vehicles, successful bidder shall deliver written warranties to: MDOT Fleet Services, Augusta, Maine 04330.

24.18

IMPLIED WARRANTIES

All implied warranties of merchantability and "fitness for a particular purpose" shall survive the warranty period.

08/10 GM

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