4-2. Specifications Road Rake.doc

SEQ CHAPTER \h \r 1 Specifications

TOWABLE DEBRIS PICKUP MACHINE, DIESEL-POWERED

INTENT:

It is the intent of this solicitation to secure a 5-year contract between the Utah Department of Transportation and the successful bidder to provide a towable debris pick-up machine, diesel-powered.

The following specifications are to describe the minimum requirements for a towed diesel-powered debris pickup machine. The debris pickup machine must be designed to remove unwanted highway debris by one person from the cab of the towing vehicle, with a mechanically lifting system of unwanted material to a hopper from paved and soil areas. It must be capable of removing tire treads, mufflers, hubcaps, cardboard, wood, paper, cans, and other debris from unpaved roadsides, highway medians, and along curbs & barricades. It must be capable of cleaning at speeds ranging from 0 to 18 MPH and towing speeds of up to 65 MPH.

All measurements and loads, unless otherwise stated, must be for a unit as specified with the frame parallel to level ground.

Example: Barber Road Rake, Model 200.

NOTICE TO BIDDERS:

Any example shown is listed to show the type and class of equipment desired. Bidders are cautioned to read the specifications carefully, as there may be special requirements not commonly offered by the equipment manufacturer. Please do not assume your standard equipment meets all detailed specifications merely because it is listed as an example.

Bidders are cautioned that units delivered to the FOB points that do not meet specifications in every aspect will be rejected. The combination of the characteristics of products cited must be the minimum standard of quality for this bid. Variations in construction details may be allowed during the question-and-answer period of the bid if these variations result in the same or greater fundamental strength and durability that can be achieved using the specifications herein. Products which meet the minimum standard and which are in other ways substantially equivalent to those designated will be considered for award.

PART I: GENERAL CLAUSES AND CONDITIONS

1.

The equipment furnished under this specification must be the latest improved model in current production, as offered to commercial trade, and must be of quality workmanship and material. The supplier represents that all equipment provided under this specification is new at the time of delivery. DISCONTINUED, DEMONSTRATOR, OR DEVELOPMENTAL MODELS ARE NOT ACCEPTABLE.

2.

Supplier must submit, with their bid, the latest detailed specifications for the equipment offered. The supplier should submit the latest literature for informational purposes only.

3.

Upon delivery, the unit must be completely assembled and adjusted. All equipment, including standard and supplement equipment, must be installed, and the unit must be serviced and ready for continuous operations.

4.

All parts not explicitly mentioned but are necessary for the unit to be complete for operation or are usually furnished as standard equipment, must be furnished by the supplier. All parts must conform in strength, quality, and workmanship to accepted standards of the industry.

5.

The unit provided must meet or exceed all the Federal and State of Utah safety, health, lighting, and noise regulations and standards in effect, and which apply to equipment furnished at the time of acceptance.

6.

It is the intent of the STATE to purchase goods, equipment, and services having the least adverse environmental impact within the constraints of statutory purchasing requirements, departmental need, availability, and sound economic considerations. Any suggested changes and environmental enhancements for possible inclusion in future revisions of this specification are encouraged.

7.

The STATE of Utah encourages all manufacturers to comply, voluntarily, with the Society of Automotive Engineers (SAE) recommended practices.

8.

Required measurements standard will be given in English units or the industry’s standard units.

9.

Failure to provide and comply with Part I of the bidder-submitted specifications will result in bid(s) being declared non-responsive.

10.

Requests for exception(s) to this bid must be submitted through questions and answers on the online bid system. Addenda will be issued through the bid system. Exceptions may not be granted to requests made after the question-and-answer deadline.

PART II: SPECIFICATIONS

1. DIMENSIONS: The following dimensions and any dimensions used in this specification are for a unit as specified, attached to a pickup truck on level ground.

1.1 Overall: Length: 16 ft. Maximum

1.2 Overall: Height: 8 ft. 5 in. Maximum

1.3 Width: 8 ft. 4 in. Maximum

1.4 Weight: 6,500 lb. Maximum

1.5 Hopper Capacity: 4 cu. yd. Minimum

2. ENGINE: The engine must be a water-cooled diesel of adequate size capable of performing all ROAD RAKE operations. The engine must meet or exceed any applicable emission standards for the current make and model. The engine and hydraulic pump must be completely enclosed in a compartment with adequate ventilation for the radiator. It must be equipped with a low oil pressure and high water temperature shutdown system.

The engine must be equipped with the following:

2.1 A dry-type air cleaner equipped with an automatic dust and water pre-filter evacuator as recommended by the engine manufacturer. The air filter housing must be mounted on top of the engine compartment. It must have a "filter minder" vacuum restriction gauge attached to the air filter. The indicator must be red-lined at the maximum restriction as recommended by the engine manufacturer.

2.2 A spin-on type replaceable oil filter and water-separating fuel filter.

2.3 A 12-volt electrical system that includes an electric starter and at least a 35-amp alternator

2.4 A maintenance-free battery with a minimum CCA rating of 500 Amperes at 0°F and a reserve capacity of 80 minutes.

2.5 Direct drive to hydraulic pump.

2.6 The muffler/spark arrestor must comply with the U.S. Forest Service regulations.

2.7 The fuel tank must have adequate capacity to operate the engine for not less than eight (8) hours under full-load operating conditions without refueling.

2.8 The engine flywheel and fan must be enclosed in a steel housing.

3. INSTRUMENT PANEL: There must be an instrument panel located where it is visible to an operator near the engine. The panel must include the following:

3.1 An hour meter

3.2 Voltmeter or ammeter

3.3 Oil pressure gauge.

3.4 Water temperature gauge

3.5 Fuel gauge. A sight tube is not acceptable.

4. HYDRAULICS: The engine will drive a minimum of six GPM hydraulic gear-type pump. This pump will send oil to a four-function solenoid-operated control valve. This valve will deliver oil to the conveyor/brush drive, conveyor elevation control, hopper raise, and hopper dump circuits. All hydraulic components must be sized to operate when the trailer is loaded to the maximum payload capacity.

4.1 The fittings, tubing, or pipe used in the hydraulic system, including the low-pressure side, must not be malleable iron, galvanized steel, or plastic pipe & fittings. Only steel or stainless-steel crimp-type hose fittings and ends that are approved for hydraulic use must be used. No welding of fittings will be allowed. Any flexible hose or tubing used in the hydraulic system must be approved for hydraulic use and rated for the maximum working pressure of that system. Large-diameter, low-pressure hoses are to be used for the return line to the reservoir. All pressure hoses and fittings in the hydraulic system must be rated for a minimum pressure of 2,500 psi. Hydraulic hoses must be routed to clear the exhaust and any sharp edges. The hydraulic system must be designed to operate with a maximum pressure of 2,500 PSI. All hose fittings must use NPT, or JIC couplings.

5. CONVEYOR: The unit must use a bar flight type conveyor with double torsion tines to pick up and elevate debris to the hopper. A minimum of 200 tines, in four rows, must clean along the roadway at all times. The tines must be made of stainless steel or spring steel and be individually replaceable. A minimum #80 roller chain must drive the conveyor with a reduction drive. The drive chain and roller shaft must be adjustable for alignment and tensioning purposes.

5.1 A moldboard must be used to deflect debris to the elevating portion of the conveyor. It must be made of 1/8" thick corrosion-resistant steel plate and be mechanically adjustable. It must have rubber belting attached on the bottom and front to help funnel and contain the material being removed.

6. GUTTER BROOM: Two hydraulically driven gutter brooms will be mounted in front of and to both sides of the conveyor mechanism. The gutter brooms must be connected directly to the brush plate. They must be 16" in diameter and adjustable up, down, in, and out. The arms must be shock-mounted to prevent damage.

7. HOPPER: The hopper must be designed to receive debris from the conveyor belt assembly. It must be capable of raising and dumping 4 cubic yards of debris, weighing up to 2000 lbs., to any dumping height from five to eight feet. The hopper will be constructed from a minimum of ten-gauge steel welded continuously. There will be a minimum of five 1" drain holes.

8. CONTROLS: A handheld remote-control box must be supplied and designed for use by the tow vehicles. The handheld remote-control box must have the following:

8.1 A paddle-type control to raise/lower the Road Rake between transport and work positions.

8.2 Conveyor on/off.

8.3 Hopper raise/dump control switches.

8.4 Provisions to store the remote-control cord and switch box must be provided and located in a position where it is easily accessible while standing beside the unit. The remote-control cord must extend from the towing eye and must be powered only by the unit’s electrical system. All switches on the control box must be identified.

9. FRAME: The frame must be made of rigid welded structural steel tubing.

10. AXLE, TIRES, AND WHEELS: The axle must have a minimum gross axle weight rating (GAWR) of 7,200 pounds. The axle assembly must be the rubber torsion type.

10.1 Tires must be tubeless radial ply light truck (LT) with highway tread (Goodyear 235/85R/16). The tire rating must not be less than the GAWR of the unit. The tires and wheels must be mounted and balanced as an assembly.

10.2 The wheels must be 16-inch drop-center steel disc-type wheels designed for radial ply tires. They must meet or exceed the rated capacity of the axle and be of the size and type recommended by the tire manufacturer for the tires being furnished. All wheels and tires supplied must be of the same make and model.

10.3 Fenders must cover the rear tires.

10.4 Two 16-inch diameter front solid rubber guide casters must be supplied to carry part of the load during the cleaning operation. These casters will be adjustable up and down

11. TONGUE: The towing eye must have a minimum 2-1/2-inch inside diameter. The towing eye must be adjustable to accommodate various hitch heights.

12. MISCELLANEOUS:

12.1 All BEARINGS must be protected by the use of proper seals and shields.

12.2 Safety Shields - Two chain guards will cover the conveyor drive chains. Attached to these chain guards will be rubber exclusion guards. A top shield must connect to these guards and cover the top of the conveyor. This shield must open for easy access.

12.3 There will be a mechanical safety prop for the hopper attached to the machine.

12.4 There will be hinged safety cover plates for the sides of the machine

13. ELECTRIC BRAKES: The unit must be supplied with electric actuated drum brakes as recommended for the GAWR of the axle. The electric brake controller must be provided by the towing vehicle. The brake system must also include a self-contained brake-away system.

14. ELECTRICAL EQUIPMENT: All wiring installed by the manufacturer or supplier must be the stranded copper type, must have cross-linked polyethylene insulation, and be protected in a vinyl plastic auto loom. Rigid or flexible conduit may be used. The edge of all metal members through which wire harness or loom passes must be deburred, flanged, rolled, or bushed with suitable grommets. In general, wire routing must be such that maximum protection is provided by the vehicle's sheet metal and structural components.

14.1 Adequate size gauge wire must be used in accordance with SAE standards for the distance from the power source to the load demand.

14.2 The wire ends must be mechanically stripped, and the terminals crimped securely.

14.3 Scotch Lock wire-type piercing devices must not be used. All electrical work and the installation of equipment/devices must be completed in a workmanlike manner, ensuring mechanical and electrical security. Devices, lamps, and other similar items requiring periodic service must be serviceable and accessible by providing a wire length that reasonably accommodates this requirement.

14.4 The minimum trailer electrical equipment must comply with all Federal Motor Vehicle Safety Standards. Notwithstanding any Federal or State minimum requirements, each unit must be equipped with (2) taillights, two (2) stop lights, and turn (left and right) signals. All lights must be the recessed type, mounted in rubber grommets. The tail, stop, and turn signal lamps may be in combination. Reflector lenses must meet all requirements for Class A reflectors.

14.5 Mounting holes for lights must be the proper dimension as recommended by the manufacturer of the light.

14.6 The main power source cable must be seven (7) wires with six (6) wires of twelve (12) gauge and one (1) ground wire of ten (10) gauge. An adequate size gauge of wire to the lights must be used in accordance with SAE standards for distance from the power source and load demand. The wiring must be secured to minimize sagging or abrasive movement.

14.7 A seven-wire SAE standard trailer light plug must be installed on the trailer cable extending 24 inches beyond the trailer towing eye.

15. SAFETY CHAINS: Two lengths of 3/8-inch Grade 70 alloy safety chains must be supplied. The safety chain must be attached to each side of the tongue, not less than 18 inches at the rear of the lunette eye. The safety chain must be connected to a coupling link with a 5/8-inch round stock formed into a loop or half-circle and lap-welded to each side of the tongue. The safety hooks must be attached to the safety chains with a coupling link and extend not less than 24 inches beyond the lunette eye. The safety chains must pass through a standard ½-inch metal round bar "U" shaped loop, approximately 3 inches wide x 3 inches high, located at the rear of the lunette eye and on the lower side of the tongue.

16. PAINT: All metal surfaces must be finished painted (including the outside, inside, underside, compartment interiors, etc., as applicable). All surfaces to be painted must be prepared in accordance with the paint manufacturer's recommendations to provide maximum paint adhesion. Power Coat painting is preferred for metal surfaces to be painted, which should be pre-cleaned as necessary, primed with a two-part epoxy paint, and finished with a two-part polyurethane paint. Paint Color to be the manufacturer's standard color.

17. OPERATOR'S AND LUBE INSTRUCTIONS: One set of standard operator's and lubrication instructions must be supplied with each unit.

18. WARRANTY: The unit and any optional equipment must be warranted against all defects in material and workmanship for a period of at least 12 months.

If the manufacturer's standard warranty period exceeds 12 months, then the standard warranty period must be in effect. The warranty period must commence after the auxiliary equipment has been installed and/or put into service. UDOT must provide the in-service date to the manufacturer. The warranty must include, at a minimum, parts, labor, and reimbursement for repetitive problems. If the manufacturer’s standard warranty consists of any additional coverage not mentioned under these requirements, the standard warranty, along with these requirements, must be in effect.

PART III: DELIVERY, TRAINING.

1 DELIVERY REQUIREMENTS

1.2 Delivery must be within a 90-day window based on lead-time and production levels of the manufacturer. Exceptions to the delivery requirement must be discussed and approved by the UDOT purchasing agent before ordering items.

1.3 Delivery must be at no additional charge for locations within 50 miles of the Utah Department of Transportation Main Complex located at 4501 South 2700 West, Salt Lake City, UT. 84119

2 TRAINING

2.1 Instructions on Safety, Operations, and Maintenance must be made available at the request of the Utah Department of Transportation.

2.2 If requested, the Vendor must provide a factory-trained technician to train UDOT personnel on the proper use and maintenance of the items purchased.

2.3 Vendor must provide instruction on safety, operation, and preventive maintenance of the units, after the unit has been delivered and is ready for operation, but before payment. The instruction must include a full demonstration of all the unit(s) functions on the unit(s) delivered. Instructions must identify potentially hazardous situations that may arise during operation.

Specifications