Attachment_C_-_Specification_36301-038-221T.docx

STATE OF CALIFORNIA, DEPARTMENT OF TRANSPORTATION

DIVISION OF EQUIPMENT

SPECIFICATION NUMBER: 36301-038-221T

SPECIFICATION FOR: A SIX WHEEL, FRONT WHEEL AND ARTICULATED STEER, ALL WHEEL DRIVE MOTOR GRADER

PURCHASE ESTIMATE NUMBER: 32-12-6419

It is the intent of these specifications to describe the minimum requirements for a six wheel, front wheel and articulated steer, all wheel drive motor grader equipped with a 14 foot (ft.) blade. These specifications are written in accordance with SAE J1057, J870, and J1234 standards referencing identification terminology, component nomenclature, and specification definitions for graders.

The unit shall be the manufacturer's standard production model(s) and may only be modified to meet these specifications where specifically allowed. The unit may not be modified from its original configuration to meet the basic requirements of this specification. It shall be equipped with all of the manufacturer's standard equipment and accessories which are part of the standard published literature. If optional equipment is identified on the invitation for bid it shall only be supplied and installed when included as a line item on the Purchase Order (PO).

Only technical changes authorized by the Division of Equipment Specification Engineer in writing will be accepted. Technical changes made by any other Division of Equipment, Caltrans or State employees will not be accepted. Any interpretation of the technical drawings or specifications shall only be provided by the Specification Engineer in writing. If any referenced item listed on the drawings or in the specification is offered as an equivalent to the specified reference brand, then the Division of Equipment Specification Engineer will evaluate and determine compliance. On its sole discretion, it is the State’s right to decline any product offered as equivalent to any reference product in this specification or prints. Bidders should submit all documentation supporting their request to use alternate products or the referenced product may be denied.

The unit shall comply with Caltrans Equipment Quality Standards for Electrical, Welding, Paint and Coatings as defined at: https://dot.ca.gov/programs/equipment

TECHNICAL SPECIFICATIONS

1. WEIGHT: The SAE operating weight of the base unit with standard equipment, fully enclosed ROPS cab and equipped with 17.5R25 tires, full fluid and fuel, and 175 lbs operator, less optional counterweights, shall not be less than 38,500 pounds.

2. DIMENSIONS: The following vehicle dimensions are given to insure proper vehicle configuration, use, transport, and storage. All dimensional requirements shall be applicable to the grader equipped with the specified tires and wheels outlined in Section 8, TIRES AND WHEELS of these specifications.

a. Maximum Overall Vehicle Length: 30 ft.

NOTE: Dimension will be measured from the front of the front tire to the rear most point of the base unit.

3. ENGINE: The engine shall be a turbocharged diesel engine with a SAE J1349 net brake power rating of not less than 200 horsepower (HP) and maximum torque rating of not less than 900 lbf‑ft. The turbocharged engine shall maintain the manufacturer's specified power and torque ratings to a minimum of 10,000 feet above sea level, and shall be electronically controlled.

California Emissions Certification: The engine shall meet Tier 4 final emissions standards and shall be listed on a current California Air Resources Board Executive Order for the "Engine Family" supplied (emission credits will not be accepted).

A copy of the CARB Executive Order (E.O.) for the supplied engine shall be provided at time of inspection.

The engine shall be equipped with, but not limited to, the following accessories:

a. Hand throttle control or electric throttle with toggle switch adjustment.

b. Decelerator pedal or a throttle resume feature.

c. Starting aid package: A cold weather starting aid as recommended by the engine manufacturer.

d. Engine block heater: The engine supplied shall come equipped with an electrical in block heater. NOTE: External tank type heaters are not acceptable. The block heater shall operate on 120 VAC and be capable of plugging into a standard 120 volt, 15 amp wall outlet. The external receptacle shall be recessed to provide a smooth, non-protruding, and safe exterior environment when not in use. The receptacle shall be weatherproof with a lift cover and boot.

e. Electric start and shutoff; key type or keyless start with feature.

f. Engine hood and side panels with locking capability.

The grader's operating station shall be equipped with, but not limited to, the following engine monitoring instrumentation:

g. Transmission oil temperature gauge

h. Engine coolant temperature gauge

i. Engine oil pressure gauge

j. Hydraulic oil temperature gauge or high temperature indicator

k. Voltmeter

The grader may be equipped with an electronic monitor and alarm system in lieu of the previously mentioned analog gauges (items g ‑ k). If an electronic monitor and alarm system is supplied, the electronic monitor system shall monitor, as a minimum, the following engine and equipment conditions:

l. Engine oil pressure

m. Engine coolant temperature

n. Transmission oil temperature

o. Hydraulic oil temperature

p. Alternator voltage

q. Transmission oil filter backpressure

r. Hydraulic oil filter backpressure

The grader shall also be equipped with visual and auditory warning devices to alert the operator of conditions critical to engine and equipment operation. These warning lights and sounding devices shall have their own source for actuation, rather than being dependent on another instrument. Warning lights shall be bright enough to stand out during all operating conditions and audible signals shall be distinguishable from the operating noises of the vehicle.

Critical engine and equipment operation conditions for which visual and auditory warning devices are required shall include the following:

s. Low engine oil pressure

t. High engine coolant temperature

u. High transmission oil temperature

NOTE: A gauge is not an acceptable visual warning device unless it is accompanied by a red light which illuminates or flashes upon reaching a critical engine condition.

In addition to all of the above, the grader shall also be equipped with the following engine monitoring instrumentation:

v. Engine tachometer

w. Fuel level gauge

x. Engine hourmeter, electronic ‑ solid state (Ref. Hobbs model 23651‑3 or comparable)

All engine monitoring instrumentation and warning devices shall be permanently labeled to identify their functions with a simple and readable lettering style or equivalent international symbols.

4. TRANSMISSION: The transmission shall be a power shift type with not less than eight (8) forward speeds and six (6) reverse speeds. The transmission shall be driven by either a torque converter, or direct drive coupling with an inching control. The transmission shall be equipped with electronically controlled shifting.

The transmission shall have neutral locking capability that will, in the event the transmission is engaged, prevent the engine from starting or prevent the machine from moving if the engine is started. The grader shall be capable of traveling at speeds above 27 mph when in the highest forward gear.

5. AXLES AND DRIVES: The rear axles shall be tandem drive axles. The tandem axles shall be driven by roller chains and sprockets enclosed within a housing partially filled with lubricating oil. The drive to the tandem axles shall be through a differential assembly with no‑spin or lockup capability. A torque proportioning differential will not be acceptable.

The grader shall be equipped with front wheel drive. The front wheel drive shall have controls to allow the operator to engage and disengage the front wheel drive from inside the cab.

A hydrostatic front wheel drive system shall be capable of providing torque to the front wheels at ground speeds up to 19 mph. The hydrostatic drive shall be capable of changing operational modes of traction from a normal traction mode to an aggressive traction mode. The aggressive operational mode of traction shall provide adequate torque to stabilize the steering of the front wheels while operating the grader under extremely poor traction conditions.

The front axle shall be capable of leaning the front wheels, from their vertical center line, a minimum of 15° to either side for a total wheel lean of 30°. The front axle shall also be capable of oscillating from its horizontal center line, a minimum of 15° in either direction (up or down) for a total front axle oscillation angle of not less than 30°.

6. STEERING: The grader shall employ front wheel steering and vehicle articulation as a means of steering. Vehicle articulation shall be hydraulically actuated which may be accomplished through electric over hydraulic means such as a joystick.

The front wheels shall have a minimum steering angle of 36° to either side for a total steering angle of not less than 72°. The grader shall articulate a minimum of 20° in either direction for a total articulation angle of not less than 40°. An articulation indicator shall be installed with appropriate markings to indicate the level of articulation. The indicator shall be readily visible to the operator while seated in the operator's seat. The grader shall provide a minimum turning radius of not greater than 26 ft.

An emergency (auxiliary) steering system shall be provided to allow the operator to continue maintaining steering control in the event of an engine or steering power source failure. The emergency steering system shall meet the performance requirements as established by SAE J1511, "Steering of Off-Road, Rubber-Tired Machines".

The steering system shall be equipped with an articulated steering frame lock to prevent accidental machine articulation during shipment or maintenance.

7. BRAKES: The service brakes shall be power assisted or power actuated and installed to apply braking force on all four rear wheels. The service brakes shall be foot operated and shall be effective on each of the tandem drive wheels. Power assisted hydraulic brakes may be equipped with hydraulic type booster system. A power actuated braking system shall be hydraulically actuated.

The service brakes shall be self‑adjusting, sealed, and immersed in oil to protect against the influence of dust, mud, water, or snow (e.g., wet disk brakes). All external brake lines shall be protected/shielded from external impacts or pinching caused by tire chains, pry bars, rocks, etc.

A service braking system utilizing stored energy shall be equipped with a dash mounted gauge and a warning device which actuates before system energy drops below 50% of the manufacturers specified maximum operating energy level. The warning device shall be readily visible and audible to the operator, and provide continuous warning. A gauge is not an acceptable visual warning device.

An emergency (auxiliary) braking system shall be installed to allow the operator to stop the machine in the event of any single failure in the service braking system. The emergency system shall be capable of being applied by a person seated in the operator's seat. In addition to the manual control, the emergency stopping system may also be applied automatically. If an automatic emergency stopping system is used, the automatic application shall occur only after a warning device is actuated.

Hydraulically boosted or hydraulically actuated braking systems shall incorporate an emergency hydraulic power braking source (e.g., auxiliary pump) that is automatically activated in the event of an engine failure. Hydraulic accumulators in conformance with SAE J1473 ‑ Braking Performance requirements will be an acceptable emergency power braking source.

A parking brake shall be installed and may be connected to the service brakes or operated independently on the drive shaft or transmission output shaft. A red warning light shall be installed on the instrument panel, in full view of the operator, to indicate when the parking brake is applied while the engine is running.

The service brakes, emergency brakes, and parking brake shall conform with the braking performance requirements as established by SAE J1473 Standard ‑ "Braking Performance – Rubber-Tired Earthmoving Machines".

8. TIRES AND WHEELS: The grader shall be equipped with 17.5R25, tubeless tires on all wheels (Ref. Michelin X Snoplus or equivalent). The wheel shall be as recommended by the tire manufacturer for application and speed; all wheels shall be the same size. All dimensional requirements shall be applicable to the grader equipped with these specified tires and wheels when inflated to the tire manufacturer's recommended pressure for grader applications. All six tires and wheels shall mount to the axles with a minimum 2.0 inch side and 4.0 inch circumference tire clearance to allow for the installation and use of tire chains.

9. AIR AND OIL FILTRATION: The engine air filtration system shall be a 2-stage unit consisting of a centrifugal pre-cleaner stage and two replaceable, dry element type, final stage filters. The centrifuging action pre-cleaner shall be capable of removing coarse dust and moisture. The air cleaner assembly shall also be equipped with a dust and water evacuator. The two replaceable, dry element type, final stage filters shall consist of an outer primary filter and an inner safety element of the correct capacity as indicated in the engine manufacturer's published instructions.

An engine air intake restriction gauge (Ref. Filter Minder Air Restriction Gauge or equivalent) shall be located either in the cab or be visible elsewhere during operator’s pre-operational check. The gauge shall be marked to indicate maximum restriction in accordance with the engine manufacturer's published instructions. The restriction gauge shall maintain the last highest vacuum reading when the engine is turned off and, upon air filter replacement, will reset to zero. The air cleaner/gauge connections shall be dustproof and waterproof, either tubing or hose routed, as to withstand abrasion, wear, and vibration. The gauge suction line shall incorporate an inline filter to protect against dust intake due to a cracked or broken connection.

The engine oil filtration system shall utilize full flow filtration with a replaceable element of the correct capacity as indicated in the engine manufacturer's published instructions.

10. EXHAUST SYSTEM: The exhaust system shall utilize a vertical exhaust stack equipped with a rain cap. A rain cap may not be required if the exhaust system is equipped with a muffler and is so constructed as to restrict rain and wind from entering the turbocharger. The muffler shall expel rainwater without the engine running. An elbow, without a muffler, does not restrict wind and will not be acceptable. The exhaust system shall comply with applicable California Vehicle Code and State fire regulations.

11. ELECTRICAL SYSTEM: The grader shall be equipped with the following minimum electrical components:

a. Two multiple beam LED front driving lights.

b. Two LED front work lights

Minimum electrical equipment shall comply with all Federal and State regulations. The tail, stop, and directional signal lamps may be in combination. The wires to these lamps shall be in a loom or conduit when external to the frame. Adequate size gauge of wire to the lights shall be used in accordance with SAE standards for distance from power source and load demand. Wiring color code for lights shall comply with SAE standard J560(b). The ends of all stranded conductors cut shall be mechanically stripped and fitted with insulated type terminals. The terminals shall be mechanically crimped securely with appropriate tool(s). All splices shall be sealed against moisture. Scotch Lock wire‑type piercing devices shall not be used.

In addition to the mentioned lighting system, the unit shall be equipped with side and rear reflectors or reflector tape in accordance with FMVSS requirements.

The unit shall have maintenance free batteries. Each battery shall meet or exceed the cold cranking amp requirement of the engine manufacturer at 0o F. The battery system ratings shall be as established by the BCI (Battery Council International) and SAE. Side terminal batteries are not acceptable.

A minimum 130 amp alternator with a matching regulator shall be furnished with a 24 volt operating system.

When a 24 volt system is provided, a DC to DC converter (Ref. Newmar #32-12-25 or 32-12-35, 800-854-3906; Wilmore Electronics 1645-42-12-30, 919-732-9351) shall be installed in the cab per manufacturer’s instructions for use with a two-way communication radio; the converter shall have the following performance characteristics:

a. 24V into to 12V (13.6) output, negative ground.

b. 20 to 30A continuous; 25 to 35A intermittent; dedicated single circuit.

c. Voltage Line/Load regulation within 1%.

d. Circuit Protection: current limiting, terminal shutdown, short circuit proof, reverse polarity and over voltage.

RADIO INTERFERENCE: No component shall cause harmful interference with, nor be adversely affected by, Caltrans mobile shortwave radio receivers or transmitters using the 47 MHz, 811 MHz, or 860 MHz radio frequency bands. The Contractor shall supply and install any shielding or noise suppression equipment required to prevent or receive harmful interference.

As required by Part 15 of the FCC rules, a label shall be placed in a conspicuous location on the main control unit that states the following: "This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation."

12. HYDRAULIC LINES AND FITTINGS: All hydraulic lines shall be sized as recommended by the manufacturer of the component to which they attach and shall be adequate for the use intended. All hoses and plumbing shall have a minimum number of bends and shall be free of any kinks. All bends in hoses and tubing shall be not less than the minimum radius as recommended by the hose or tubing manufacturer. Where applicable, plumbing shall be protected from external damage by frame and body. Any hoses routed around or through areas that may cause abrasion or cuts shall be protected as necessary. All hydraulic components and plumbing shall be mounted and supported to withstand extensive field use.

Any tubing or flexible hose used in the hydraulic system shall be approved for hydraulic use and rated for the maximum working pressure of the system. Large diameter hose shall be used for low pressure return line(s) to the reservoir. The use of black iron pipe, galvanized pipe or plastic pipe or fittings, etc. shall not be allowed in the hydraulic system, including the suction or low pressure return side. Brass ball valves and fittings may be used in the low pressure side of the system only. Steel pipe fittings welded into hydraulic tanks are acceptable. Only steel or stainless steel crimp type hose fittings and ends which are approved for hydraulic use shall be used (Aeroquip or equivalent).

Hydraulic fittings on high pressure lines shall be the swivel type, steel or stainless steel, and shall be 37o JIC, NPT, SAE "O" Ring Boss, or SAE "O" Ring Flange. Fittings shall be of the proper size to match the hydraulic line to which they attach. No welding of fittings will be allowed. Compression type fittings shall not be used in the system. All threads shall be North American or Japanese Metric type threads. NOTE: Thread types shall not be mixed on the unit (i.e. thread types shall be all American or all Metric). A hydraulic filter shall be supplied in a pressurized hydraulic system that meets or exceeds the filtering requirements of all components in the system.

13. EQUIPMENT:

Blade Assembly: The dimension of the moldboard shall not be less than 14 feet x 24 inches x .75 inch. The moldboard cutting edge shall conform to the requirements as established by SAE J739b and SAE J740b Standards. The blade shall be furnished with hydraulically actuated lift, tilt, and side shift capabilities.

The blade sliding side shift and circle centershift shall accommodate a minimum outside reach of 68 inches beyond the rear tires to either side of the grader with a straight, non‑articulated frame. The blade shall have a minimum lift (clearance) of 16 inches and a minimum depth (penetration) of 12 inches for a total vertical travel of not less than 30 inches.

The circle shall be capable of rotating 360° and shall be hydraulically powered. The circle drive shall incorporate a slip clutch or a hydraulic pressure relief valve to protect against blade impact damage. The circle side shift shall allow the moldboard to be rotated from its normal horizontal position to a vertical, bank cutting position, 90° from ground level, on both the left and right sides of the motor grader.

The blade assembly shall be equipped with accumulators in the hydraulic lift circuit to cushion the blade from minor impacts and absorb any pressure spikes therein created

Head (Nose) Plate: The grader shall be equipped with a heavy duty head (nose) plate to support the use of a front mounted, reversible, 11 feet. snow plow. The Contractor shall provide a dimensioned drawing of the head plate showing the location of attachment mounting points at the post-award meeting. The head plate shall be warranted per Section 6 WARRANTY of Attachment 2 – 36301-038-221A, for use with such a plow.

14. TYPE “C” PLOW: These specifications and attached drawings detail the fabrication and assembly of components for a group C, reversible, grader mounted plow. The intent of these specifications is to describe the minimum requirements for a group C, reversible, grader mounted plow, complete with moldboard, push frame, head frame, and cutting edge. The moldboard shall be fabricated and mounted to the grader in accordance with these specifications and the following State of California, Department of Transportation Drawings (Attachment 2B - Drawings 32-12-6419):

a. UNIT: The plow shall be complete with moldboard, push frame, head frame, hydraulic cylinders, adapter, and cutting edge. Upon completion, each unit shall be fully assembled with the cutting blades and installed on the grader ready for service. All hydraulic cylinders, lines and fittings will be supplied and installed by the Contractor. The Contractor shall be required to supply and install all hydraulic components required for full operation of the plow.

b. MOLDBOARD: The moldboard shall be fabricated and assembled as illustrated by drawings I-36301-03, and I-36301-04. The moldboard contour may be rolled or otherwise formed. The moldboard blade plate (blade mounting plate), drawing I-36301-07, Item "701", shall be straight within + 1/4 inch over its entire length after assembly. The moldboard shall be 14 feet in length with cutting edge bolt pattern shown.

c. MOLDBOARD PUSH FRAME: Drawing 077686, Sheet 01 through 05, illustrates the push frame detail and assembly for connecting the moldboard to the head frame. All bolts used in the plow installation shall be Grade 8 unless otherwise specified on the drawing.

d. HEAD FRAME: Drawings I-36301-13 and I-36301-14 illustrate the head frame, lift arm assembly and details for mounting to the head plate of a grader.

e. CUTTING EDGE ASSEMBLY: The cutting edge of the plow shall consist of three (3) tungsten carbide tipped, steel blades. Two (2) blades shall be 48 inches (Item 305) in length and one (1) blade shall be 36 inches (Item 306) in length. Each blade shall be 7/8 inch thick x 5 inches wide with a tolerance of + 1/16 inch. The attached drawings I-36301-03 and I-36301-05 illustrates the detailed requirements for each blade. The three blade sections shall be mounted symmetrically and shall be drilled to match Item 701 of drawing I-36301-07.

The two (2) 48 inch long blades shall be positioned at each end of the moldboard blade plate with the 36 inch long blade located in the center. The cutting blades shall be fastened to the blade plate using 5/8 inch - 11 UNC x 2-1/2 inch long, No. 3 head, Grade 8 steel plow bolts and lock nuts. Blade bolt holes shall conform with SAE J 740 b Standard ‑ "Countersunk Square Holes for Cutting Edges and End Bits" for 5/8 inch, No. 3 head plow bolts. When installed, the blades shall form a straight, continuous, 11 foot long cutting edge.

The blades being supplied shall be Kennametal Blades PB 136 H and PB 148 H or equivalent (Ref. Kennametal Blade PB 136 H and PB 148 H or equivalent, Kennametal Inc., P.O. Box 231, Latrobe, Pennsylvania 15650).

f. DRAWINGS: General notes on drawings shall be followed. Drawings are not to be scaled. Where drawings reference a specific brand of grader, the Bidder shall view the drawing as typical/general information and may, if awarded the contract, modify the plow installation to accommodate the proposed grader, provided the intent of the drawing and the requirements of this specification are met.

g. TOLERANCES: All dimensions shall be + 1/8 inch unless otherwise specified. Tolerances shall be as noted on drawings and measured after fabrication. All surfaces shall be flat within + 1/4 inch over their entire dimensions.

h. HYDRAULICS: The hydraulic cylinders shall be manufactured in accordance with and conform to all requirements of drawings I-36301-08 and I-36301-11. Hydraulic lines shall be manufactured and routed using drawing I-36301-12 as a general guide. Hydraulic line routing shall use existing hose ports wherever practical. Lines shall be of appropriate length to allow maximum movement of the plow without excess hose becoming damaged or entangled. Hydraulic fittings on high pressure lines shall be the swivel type and shall be 37° JIC, NPT, SAE "O" Ring Boss, or SAE "O" Ring Flange. Fittings and valves shall be of the proper size to match the hydraulic line to which they attach. NPT fittings shall only be used when required for compatibility with a mating cylinder, valve, or other hydraulic component. Line routing shall be sanitary with a minimum of bends and use Teflon/nylon rub strips to prevent chaffing where applicable.

i. CHAINS: Safety and lift chains shown on drawing I36301-02 shall be ½ inch grade 70 chains.

15. OPERATOR'S COMPARTMENT: The operator's compartment shall be fully enclosed and equipped with safety glass windows and key type locking doors. The cab shall be constructed to afford the operator visibility throughout the entire operation. The cab shall be equipped with a fully adjustable (fore and aft), fully padded, air suspension seat with backrest and headrest (a highback seat is acceptable), an industrial type seat belt, and a recirculating type heater with front and rear window defrosters. The cab shall be completely sealed and pressurized to protect the operator from the external environment. The cab shall include a filtration system capable of filtering out normal particulates encountered during roadside grading operations (e.g., dust, pollen, poison oak, etc.). The filtration system shall have high efficiency filter(s). Carbon activated or charcoal filters are preferred. The cab shall be furnished with a headliner, floor mat, and intermittent front and rear exterior windshield wipers and washers which can be independently operated. Intermittent front lower cab windshields or forward facing door windows wipers and washer shall be supplied.

In addition to the fully enclosed cab, the operator shall also be protected by a Rollover Protective Structure (ROPS) in accordance with the State of California, Division of Industrial Safety, Construction Safety Orders, Title 8, Section 1596. A combination cab and safety guard approved by the Division of Industrial Safety will be acceptable. In general, the cab shall provide maximum operator protection and comfort.

16. AIR CONDITIONER: An air conditioning system shall be installed with adequate capacity to reduce the operator environment temperature a minimum of 45°F below the ambient for ambient temperatures of 86°F to the highest ambient temperature at which the machine is designed to operate. The air conditioning system shall not allow the operator environment humidity to exceed 70%. In addition to the air conditioner, the cab shall also be fully sealed and equipped with a pressurization and filtration system to prevent dust and other airborne particulate from entering the cab.

17. CONTROLS: Placement of hand and foot operator controls shall be conveniently located as to provide the operator maximum comfort and control during operation. The equipment controls shall have lock valves in each implement circuit to prevent cylinder drift. Controls to lift the blade shall be equipped with a float position. Factory installed electric over hydraulic joystick type controls may be provided in lieu of the conventional type grader controls (to include steering).

Hydraulic lines for the plow shall be routed up to the front head plate of the grader and fitted with not less than ½ inch quick coupler type hydraulic fittings. Controls to operate the plow shall be conveniently located within the cab.

18. MISCELLANEOUS: Miscellaneous components to be supplied and installed shall include, but not be limited to, the following:

a. Vandal protection package: The grader shall provide keyed protection from vandalism and theft. Vandal protection shall include the operator's compartment, engine compartment, battery compartment, and all exposed fluid ports. Three sets of keys shall be provided.

b. Pin Hitch: The grader shall be equipped with a standard pin hitch permanently fixed to the rear of the machine.

c. Transmission bottom guard: The grader shall be equipped with a factory standard transmission bottom guard to protect the transmission from hazards and debris.

d. Heated Mirrors: OEM right and left side exterior rear view mirrors shall be electrically heated. A switch to heat the mirrors shall be located inside the cab.

e. Tie-downs: The grader shall provide tie-down capability at designated tie down locations. Tie-downs shall be compatible for use with ½ inch welded chain and appropriate hooks.

f. Interior rear view mirror: An OEM interior rearview mirror(s) shall be installed.

g. Slow moving vehicle sign: Capable of being removed without tools (i.e., wing nuts, slotted post, etc.)

h. Back-up camera and monitor: A camera providing video display that aids the driver’s view behind the grader.

19. MATERIAL: Construction shall be of all new material free of rust and any defects. All components in the assembly shall be fabricated from a single piece of material. Material which is joined by welding or other means to form a single piece of stock is not acceptable. The finished product shall be free of dents and warpage. The use of any type of body filler is unacceptable. Unless otherwise noted, all bolts shall be Grade 5 or better and conform to SAE and ASTM standards. Bolt lengths shall be such that a minimum of two threads shall extend beyond the nut. Nuts shall be the locking type. Nuts and washers shall be compatible with the bolt(s) to which they are attached, as recommended by the fastener manufacturer and in accordance with SAE and ASTM standards. If requested, the Contractor shall submit proof of fastener strengths.

20. METAL SHAPING: All breaks shall be free of cracks. Radii shall be at least twice the thickness of the material or in accordance with the requirements established by ASTM for the material being formed, whichever is greater. All holes shall be round, of the proper dimension, perpendicular to the material they are produced in, and finished smooth. Oblong holes or holes drilled, bored, etc. at angles are not acceptable. Holes and slots shall be done by automated means, drilled, or punched; hand torch cutting is unacceptable. Sharp edges and corners on all material shall be radiused to prevent personnel injury. This includes expanded metal.

21. WELDING: All welding shall comply with the requirements as represented in American Welding Society (AWS), D14.3‑82, and American National Standard entitled "Specification for Welding Earthmoving and Construction Equipment."

All welds shall be continuous except as noted. Intermittent or spot welds shall be spaced and proportioned to provide ample strength for the material being welded. Weld sizes not indicated shall be equal to the thickness of the least of the joined plates.

All welds shall be properly fused, displaying proper penetration and a professional finish, and must meet the qualification requirements of applicable AWS specifications. Examples of unacceptable weldments are:

a. Cracks d. Excessive Splatter

b. Undercut e. Blow Holes

c. Overlap f. Slag Entrapment

Any weld failing to comply with the AWS specification or failing to pass a quality assurance inspection performed by the State, will be corrected by the manufacturer, at their expense, and be corrected off State property. The State shall determine if a weld is acceptable or deficient.

Any deficient weld shall be corrected by a welder who is certified in accordance with the requirements as established by the American Welding Society (AWS). The welder shall have the proper certification documents indicating that he/she is qualified to perform the type, size, and position of the weld performed, with the welding process utilized, and on the material being welded. The Contractor will be required to supply proof of current welding certifications for personnel performing any re-welding on the unit, upon request of the State whether written or verbal.

GRINDING OF WELDS must have prior approval of the Department of Transportation, Division of Equipment, Engineering Specifications. Welds which have been ground without approval shall be subject to complete re-welding upon request, at no additional cost to the State.

When drawings are supplied, the assembly dimensions and tolerances shall apply after welding. Excessive warpage of assembled parts is not acceptable. Weld symbols on supplied drawings shall be interpreted per American National Standard Welding Symbols. In the event of the lack of a weld symbol, the best commercial practice shall prevail. The covering of welds with body fillers or similar materials is unacceptable.

22. PAINT: The basic unit, the primary finish surfaces of any optional equipment, and other minor or incidental component parts shall be finish painted with lead-free (300 PPM LEAD MAX) standard factory color(s). The finish coat shall be free from runs, drips, sags, etc., and shall be evenly applied to provide a gloss finish. The finish or top coat shall be compatible for re-coat or touch-up with lead-free Axalta Imron Elite EX2.8 VOC, polyurethane enamel; PPG Delta DUHS; or, Sherwin Williams Genesis, equivalent color. All paint and primer shall be lead free

23. LUBRICATION: Lubrication products used in each unit shall be compatible for top-off and refill with one of the following Caltrans standardized lubrication products:

a. Re-refined Diesel complying with ASTM D975 standard.

b. SAE 15W-40 motor oil.

c. Dexron-III, Transynd or Mercon automatic transmission fluid.

d. Re-Refined Tractor hydraulic fluid.

e. SAE 50 motor oil.

f. SAE 85W-140 gear lube.

g. NLGI #2 multipurpose grease.

h. DOT 3 brake fluid.

i. Universal Extended Life Coolant (ELC), 50/50 pre-diluted.

NOTE: The coolant change interval shall be a minimum of 5 years or 150,000 miles. Only extended life coolant shall be used; Standard coolant with a coolant filter is not acceptable.

Synthetic oils needed to maintain extended factory warranties will be used for top off and refill when provided. ANSI and/or SAE equivalents may be used instead of brand specific lubrications. Any other specialty lubrication products may be allowed only with engineering approval prior to award. Requests must be submitted by email to the Buyer prior to bid due date.

For information regarding Caltrans standardized lubrication products, contact:

24. NOISE: Noise emitted by each unit delivered in compliance with these specifications shall comply with all California and Federal laws or regulations pertaining to maximum allowable emission of noise both inside and outside the operator's cab. In no event shall the noise emitted be greater than 90 dB(A). The Contractor may submit documentation to demonstrate compliance with this requirement at the pre-delivery inspection.

The sound level reading will be taken with the equipment unit stationary after the unit has been warmed up for 15 minutes. The reading will be taken with the engine operating at full governed RPM and as applicable, with both side doors or one (1) door and window on opposite side open, one (1) man in the cab with the meter near center of cab about two (2) feet below the roof and twelve inches from the operator's ear. All non-propulsion operating controls may be randomly actuated throughout the test.

25. DELINEATION INSTALLATION: All reflective tape (item 107) of Drawing Number I-36301-DE) shall be supplied and installed by the vendor. All other delineation shall be supplied by Caltrans per the parts matrix attachment (Project: 2223-36301_DESCRIPTION) and installed by the vendor per Drawing Number I-36301-DE. The installation shall be a product of good workmanship. Replacement decals will be at the vendor’s expense.

OPTIONS

The following options or accessories shall be furnished only when specified on the PO .

1. TRAINING: When training is requested on the PO , the Contractor shall provide a qualified factory authorized service representative (not a salesman) to provide training for operators, mechanics, and parts personnel. This training (not a sales presentation) shall consist of hands‑on operation, safety, service, and adjustments for the operators; mechanical repair and adjustment specifications for the shop and field mechanics; parts manual orientation, nomenclature, and ordering procedures for parts personnel. It shall also cover lubrication and servicing using Division of Equipment lubrication products. This lubrication product information will be provided to the Contractor by the Division of Equipment Lubrication and Research Branch listed on the PO contact sheet.

A training plan outline, containing at least all of the subjects listed above, shall be submitted for approval within 30 days after contact award to the Division of Equipment Training Coordinator.

The training shall be provided at the Caltrans Equipment Shop(s) specified on the PO contact sheet. This training shall be for one (1) 8‑hour day (or longer as the Contractor or State deems necessary), and the date(s) of the training will be arranged by the Division of Equipment Training Coordinator listed on the PO contact sheet. The full cost of this service shall be included on Attachment 1 – Pricing Worksheet. All training shall be accomplished within 45 days of acceptance and receipt of the unit at the shop indicated on the PO unless otherwise mutually agreed to between the Contractor and the Division of Equipment Training Coordinator.

2. PLOW DELETE: Grader shall be provided without a plow. All grader hydraulics required to operate a “C” plow shall be provided and plumbed/installed to the grader head frame.

3. FRONT PLOW: In lieu of the standard snow plow, the grader shall be equipped with a 3-way, reversible snow plow mounted to the front head plate of the grader. The plow shall be complete with moldboard, drive frame, cutting edge, hydraulics, and mounting hardware. The plow shall allow for 3-way operation, first being able to cut through snow pack in a "V" type position, second being able to carry snow in a cradle type position, and third being able to operate as a straight, one-way reversible plow (Ref. Henke Folding Vee Plow (FV-12), 3070 Wilson, Leavenworth, KS 66048, (888) 682-9010) or equivalent).

The plow shall be fully assembled with the cutting blades fastened and secured for service. All hydraulic cylinders, lines and fittings shall be installed and ready to operate. The assembled plow shall be mounted to the grader head plate, ready to operate upon delivery. Once installed, the plow shall be capable of being hydraulically lifted into a transport/non‑use position.

The moldboard shall be constructed to withstand snow plowing and/or bulldozing operations. The moldboard shall not be less than 45 inch high x 11 ft. wide. The moldboard shall be equipped with a minimum of six (6) support ribs. The moldboard drive frame shall be constructed of reinforced box section steel.

The cutting edge of the plow shall consist of two tungsten carbide tipped, steel blades. Each blade shall be .625 inch thick x 6 inch tall with a tolerance of + .06 inch. The cutting blades shall be fastened to the base plate using No. 3 head, Grade 8 steel plow bolts and lock nuts. Blade bolt holes shall conform with SAE J740b Standard - "Countersunk Square Holes for Cutting Edges and End Bits" for No. 3 head plow bolts. When installed, the blades shall form a straight 11 ft. wide cutting edge. One additional set of blades that make up the cutting edge shall be supplied with each unit.

The plow shall be equipped with complete hydraulics for operation. The plow shall be equipped with a minimum of two (2) blade cylinders, one (1) lift cylinder and all necessary valves, hoses, and fittings for proper operation. Quick disconnect couplers shall be used to disengage the plow from the grader. Reference: Technical Specification TYPE “C” PLOW, Section 14 for plow hydraulic connections requirements.

4. WING PLOW: A right side, rear mounted, fully hydraulic wing plow shall be installed with adequate strength and reinforcement to meet the performance characteristics required in grader applications of snow and ice control. The wing plow assembly shall be complete with moldboard, cutting edge, push frame, grader mounting frame, and system hydraulics. The wing plow assembly shall be fully retractable, capable of raising and mechanically locking the moldboard into a transport/non use position. The wing plow shall be adjustable in height to allow the plow to operate in a horizontal position from ground level to not less than 36 in. above ground level. The wing plow shall not interfere with the cab access door while in the transport/non use position.

Wing plow operation shall utilize hydraulic cylinders. The use of cables and pulleys will not be acceptable. The wing plow moldboard dimensions shall not be less than 24 in. high x 3/16 in. thick with a minimum blade width of 12 ft. One additional set of blades that make up the moldboard cutting edge shall be supplied.

NOTE: The moldboard side shift cylinder shall be mounted on the left side of the unit in lieu of the right side in order to prevent damage to the cylinder caused by contact with the wing plow during moldboard use.

5. RIPPER/SCARIFIER: The grader shall be equipped with the manufacturer's standard multi shank, rear mounted ripper/scarifier, in lieu of the specified drawbar, to fit the model grader being supplied. The ripper shall be hydraulically raised and lowered, having a minimum penetration depth of 16 inches below ground level. The ripper shall be equipped with a minimum of three (3) removable shanks capable of being locked into working position. Each shank shall be supplied with the necessary locking devices and replaceable shank tips. The scarifier shall have a minimum of nine (9) pockets for removeable scarifier shanks. No removeable scarifier shanks shall be supplied.

6. FRONT WHEEL FENDERS: The grader shall be equipped with the manufacturer’s front wheel fenders. The fenders comply with SAE J683 standard (minimum clearances required for tire chains). A 4.0 inch circumference tire clearance is preferred.

Attachment C – Specification 36301-038-221T 08/31/2022