Exhibit L Specifications for Track 31k Excavator.docx

State of Illinois Department of Central Management Services Specifications for Track Mounted Excavator Exhibit L Specifications for a Track-Mounted Multi-Purpose Excavator

The following specifications describe the minimum requirements for heavy-duty, multi-purpose, hydraulic powered track type excavator with operating weight of approximately 31,000 lbs. The equipment shall be new, of current design and manufacture, and a regular production model. Any additions, deletions, or variations from the following specifications must be noted or the equipment will be rejected. Any standard items appearing in the manufacturer’s regular published specifications shall be included unless otherwise noted.

Parts and service for the equipment should be readily available within the State of Illinois.

Unless otherwise specified, the equipment shall be complete in all parts and ready for immediate use upon delivery.

Make:

Model:

Manufacturer:

The State reserves the right to waive minor informalities, deficiencies, or technical variances which by their nature are restrictive to a given manufacturer, if in its’ judgement, it would be in the best interest of the State.

Size:

The excavator shall have a minimum SAE compliant operating weight of approximately 31,000 lbs.to 35,000 lbs. when equipped per specifications.

Arm, Buckets, and Accessories:

The excavator shall be furnished with standard length boom with a minimum length of 15’-1”.

The excavator shall be furnished with an arm (stick) length of no less than 8’-0”.

Equipped per specifications, the excavator shall have an approximate digging depth of 17’-0” to dig to an 8’-0” level bottom excavation.

Equipped per specifications; the excavator shall have an approximate digging depth of 18’-0”.

Minimum reach at ground level shall be approximately 26’-6”.

The boom shall be furnished with a boom holding or anti-drift valve for precise boom control while setting pipe or other similar functions.

Equipped per specifications the excavator shall have a transport height no greater 12’4” at its tallest point with boom stowed on a 36” deck height trailer.

Minimum lifting capacity at ground level over the end and fully extended with blade on the ground shall be approximately 4,500 lbs. equipped per specifications, including counterweight.

The ISO lifting capacity over-the-side at 20’-0” reach with the specified 8’-0” arm shall be approximately 4,100 pounds.

The excavator equipped with the 8’-0” arm shall have an ISO rated bucket digging force of approximately 20,000 pounds.

Counter Weighting:

Counter weighting is extremely important in ensuring the stability of the machine while operating in uneven terrain. The machine will be operated in severe conditions and be used in response to natural and manmade disasters as well as routine ditch cleaning and setting pipe and entrance culverts. Proper balance is important to promote operator and other worker’s safety.

Coupler System:

This machine is to be furnished with a coupler system to allow the operator to switch buckets or attachments. This device may be of the manufacturers design or purchased from a supplier. This coupler shall also be compatible with the hydraulic “thumb” specified. The use of this type coupler serves to interchange various buckets and increase safety by reducing manual involvement with the removing, aligning and reinstalling pins at the boom and bucket sites.

The size of the coupler shall be as recommended by the manufacturer of the machine with consideration given to the buckets and features specified.

Buckets:

The following three (3) buckets shall be furnished with the track excavator requested. All capacities listed shall be measured using SAE heaped standards: IDOT is aware Manufacturers capacities may vary.

1. Standard 24” wide bucket ditch type, with four (4) replaceable type teeth and a .50 cu. yd. capacity.

2. Standard 36” wide bucket ditch type, with five (5) replaceable type teeth and a .80 cu. yd. capacity.

3. Standard 60” wide grading, ditch cleaning bucket with smooth cutting edge. The bucket shall have a .85 cubic yard capacity.

Diesel Engine:

The loader shall be powered by a current production, liquid cooled, turbo charged, 4-cylinder, diesel engine with an SAE J1349 net horsepower minimum of 95 and minimum displacement of 180 cu. in.

The engine shall be compliant with all present clean air regulations and include all Tier 4 emission standards.

Additional equipment and accessories shall include:

· Cold weather starting aid.

· Dry type primary air cleaning element equipped with safety element and restriction indicator.

· Muffler as required to meet emissions.

· Engine side shields or hood with locks.

· Engine fuel filter/water separator.

Cooling System:

Pressurized liquid cooling system equipped with a thermostat. System shall be filled with manufacturer’s approved extended life antifreeze.

Transmission:

Independent hydraulic drive to each track shall be provided by compact axial piston motors. Travel speeds shall be controlled by an auto-shift feature for high/low utilizing an auto or power shift feature. These functions shall include both forward and reverse directions and from 0 to approximately 3.0 MPH. If a cruise control feature is available, it shall be included.

Travel motors shall be equipped with a device to prevent over-speeding when going down an incline.

Steering:

Independent drive to each track that allows track counter-rotation. Foot pedal control steering and/or combination lever-steer system shall be provided. An option to include a control for straight line travel is preferred.

Brakes:

Service brakes shall be wet disc design that automatically releases when propelling and applies when stationary.

Tracks and Undercarriage:

The undercarriage and tracks shall be sealed and lubricated.

Track overall length shall be approximately 12’-0”.

Track shoes shall be a minimum width of 23.6” and feature 3-bar grouser type track shoes.

Undercarriage rollers shall be of an excavator design with large diameter pins. Undercarriage shall have a minimum of 7 bottom rollers per side.

The excavator undercarriage shall include hydraulic type track tension adjustment.

The excavator track on ground length shall be approximately 9’-3”.

The excavator shall have an approximate ground clearance of 15” including the specified dozer blade.

Dozer Blade:

The excavator shall be equipped with a hydraulically operated dozer blade.

It shall be approximately 8’-6” in length and 20” high, with a lifting capability of approximately 20”.

The blade shall provide an approximate below grade cut depth of 19”.

Electrical:

The excavator shall be equipped with a 12 or 24-volt electrical system.

The excavator shall be provided with the following lighting for day and night operations:

· Boom mounted LED work light(s).

· Turntable mounted LED work lights.

· Cab exterior and cab interior lighting

· Instrument and gauge lighting

· LED Warning strobes Hydraulic System:

The excavator shall feature two (2) joystick hydraulic control with functions in the SAE approved pattern for swing, boom, dipper, and bucket control functions. These excavators shall include adjustable control patterns as controlled by the operator.

All excavator operations shall be powered by dual hydraulic pumps with an approximate total capacity of 37.0 gpm each. The system shall be variable flow design monitored and controlled by the operator.

As an alternative, the hydraulic system provided may utilize a single variable capacity piston pump for boom, arm, bucket, swing, and travel circuits. The pump must provide a minimum of 64 gpm when fully stroked, with capacity for all options listed to be provided by this specification.

Note: A case drain back system shall be required for attachments.

The hydraulic system must include a secondary auxiliary circuit flow minimum of 9 gpm at 3,500 psi. to power lower gpm required functions.

The hydraulic system shall be capable of operating all attachments specified without reducing primary function controls. All attachments specified must be tested, delivered and functioning with this machine, and all must be operable from the operator’s position in the cab. If additional auxiliary hydraulics are required, they shall be included.

Operator’s Cab:

The cab shall be manufacturer’s deluxe fully enclosed cab with sound suppression and lockable door(s). Cab shall be constructed to incorporate an OSHA approved and SAE rated ROPS support structure.

The cab shall be fully enclosed with lockable doors and removable front window and vandal-proof screens shall be provided for all windows if available.

The side windows shall open and an opening “sky light” with sun shade or tinted glass in the top of the cab shall be included.

An operator controlled wiper/washer system shall be provided for the front window.

The operator’s seat shall be fully adjustable suspension type, and provide adjustment for leg room, height, reach, weight and lumbar support. Seatbelt with warning indicator shall be included.

The cab shall include manufacturer’s standard circulated Air conditioning/heater/defroster and controls.

The operator’s cab shall include vibration dampeners and Manufacturer’s standard sound suppression treatment.

The excavator shall be provided with a rear view and right side view camera and display for the operator to see what is to the rear and to the right side of the machine.

A multi-function LCD or LED screen shall feature the ability to monitor the following machine information:

· Engine coolant temperature

· Fuel level

· DEF fluid level if equipped

· Digital electric hour meter

· Oil pressure warning

· Hydraulic oil temperature

Additional cab equipment and accessories shall include:

· Ignition with safety start

· Horn

· Mounting steps with handholds

· Exterior and interior mirrors

· AM/FM radio with weather band and Bluetooth connectivity.

· 12-volt power point

· Cab rock guards (vertical and horizontal bars to protect cab from debris)

· Bumper guards

Finish:

All exterior surfaces normally painted or powder coated shall be manufacturer’s standard color.

Hydraulic “Thumb” Attachment:

The thumb type bucket attachment shall be rated for the capacity of the excavator, hydraulically operated and be fully controlled by the operator’s controls in the cab. All hydraulic hoses, connections, hardware, and brackets shall be included. Note: this option shall work with quick coupler and buckets.

The thumb shall fold and store on the dipper stick when not in use.

The hydraulic “thumb” shall be mounted after the specified coupler so they will function independently, without interfering with the operations of each other.

This shall include all valves and plumbing to make the thumb operational by use of valves rather than making and breaking hydraulic connections. Excavator controls shall be used to operate both functions. Changing these from one to the other shall be accomplished by the operator without leaving the cab.

Hydraulic Tiltrotator:

Reference: Engcon EC214, Steelwrist X12/S45 or Department of Transportation approved equal.

The tiltrotator shall include installation, hydraulic, electrical and bracket connections. Shall be fully functional when delivered.

· Rotation 360

· ± 45° tilt

· Complies with safety standards

· Extra outlet with high-flow as standard, or double extra outlets.

· Load bearing valves for driving with operating pallet forks

· 3 in 1 quick coupler (Hydraulic, Electric, Lube) Control system: Cab installed joystick/proportional control system per manufacturers recommendations.