152-60-14 D8 Street Sweeper 2Eng Rev2026Mar.docx

Specification No. 152-60-14 D8

Specification No. 152-60-14

Specifications for Self-propelled, 4-Wheel, Dual Engine, Mechanical, Street Sweeper

State of Illinois Department of Transportation Bureau of Business Services

Specifications for Self-propelled, 4-Wheel, Dual Engine, Mechanical, Conventional Cab Street Sweeper March 2026

This specification covers a conventional cab, dual engine, self-propelled, 4-wheel, mechanical, broom type unit with elevating dirt hopper for use in Department of Transportation maintenance operations. The Department of Transportation is specifying acceptable units by required accessories as outlined below.

Requirements of the Bidders:

All bidders are expected to quote upon a manufacturer's latest standard model complete with all standard equipment plus any optional or special equipment required. Optional equipment when called for in the specification to be included in the quoted unit price. Units shall have all necessary accessories and attachments mounted when delivered and as described in the attached specifications. Deviations from these requirements in efforts to obtain extremely low prices will not be acceptable. Equipment proposed meet the requirements specified below.

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

Bidders are advised to carefully read these specifications as changes have been made since the last solicitation issue.

Proposed with this Bid:

Successful bidder should be able to provide service after purchase or shall indicate other qualified service facilities able to service equipment. Bidder should provide documentation and enumerating service locations.

Bids will only be accepted from established manufacturers or their authorized dealers. Any dealer submitting a bid hereby guarantees that it is an authorized servicing dealer of the manufacturer, and that the manufacturer has agreed to supply the dealer with all quantities of products required by the dealer in fulfillment of its obligations under any resultant contract with the State. Bidder must submit authorized dealer letter upon request.

Warranty:

Unless otherwise specified, Manufacturers’ standard warranty shall be provided. Bidder shall attach copies of warranty with their bid. Warranty shall commence at the Illinois Department of Transportation in-service date. If any equipment fails to conform to the warranties during the applicable warranty period, the Vendor or Manufacturer will adjust, repair, or replace the equipment at no charge to the Department upon notice.

The Vendor may provide or perform warranty service at a dealer location within the Districts geographic region if on-site repair is not possible. Vendor shall facilitate pickup and delivery of inoperable equipment at Manufacturer’s cost if warranty repair(s) are made off-site during the warranty period. The contract Vendor is responsible for any failure of their allied or sub-contractors’ fulfillment of said warranties.

Delivery:

It will be the responsibility of the successful vendor to guarantee delivery within the quoted time and to require allied manufacturers or suppliers to complete the installation of auxiliary equipment in accordance with the quoted delivery time.

All equipment provided by the Vendor and the sub-contractor(s) shall be fully operational when delivery is made. Any noted defects at the time of delivery shall be addressed by Vendor in the first 30 days of in-service.

Bidder/Vendor acknowledges the requirements above. Yes |_| No |_|

The use of a brand name or equal is for the purpose of describing the standard of quality, performance, and characteristics desired and is not intended to limit or restrict competition. "Or equal" submissions will not be rejected because of minor differences in design, construction or features that do not affect the suitability of the product for its intended use. Burden of proof that the product is equal is on the bidder.

The use of brand name is for the purpose of ensuring safety, compatibility in existing systems, preserve warranty, and ensure maintenance.

Chassis Requirements:

The sweeper to feature a dual engine design, mounted on a conventional cab style truck manufacturer’s chassis. All sweeping, dirt collection and handling functions to be accomplished by mechanical means powered by an auxiliary diesel engine or as specified within this document. Air or vacuum sweepers will not be considered as equivalents.

Chassis:

Minimum Gross Vehicle Weight Rating of 33,000 lbs.

Front Axle:

Rated at 10,000 lbs. minimum.

Front leaf springs rated at 12,000 lbs. minimum.

Power Steering:

Manufacturer's vocational duty.

Rear Axle:

Rated at 23,000 lbs. minimum and equipped with dual wheels and tires that meet or exceed this rating.

The rear differential to be an operator controlled 2-speed differential. The split ratios set up to provide acceptable start-ability, acceleration, and highway speed even with the debris hopper fully loaded. The low range able to attain proper sweeping speeds.

The rear suspension supported by an air ride spring system with a minimum capacity of 23,000 lbs. The air ride spring system operator controlled by a single switch (transport/sweep) on the control console allowing solid axle performance for sweeping and full suspension during transit or a minimum 23,000 lbs. capacity hard rubber suspension when sweeping mode is selected.

The suspension system to include automatic ride height control valves for the rear axle to maintain height during transport and stability while dumping. These components to meet or exceed the rated GVW of the rear components.

Brake System:

Heavy-duty, full air with two reserve tanks. Dust shields to be included.

Effective lining area - As required for GVWR and GAWR ratings.

Compressor to reservoir lines - Must be flexible type with flexible or rigid connections.

Automatic reservoir drain valve.

Manufacturer’s standard automatic slack adjusters, front and rear.

Air dryer with heater.

Air Compressor:

Manufacturer’s maximum capacity compressor for the air brake system provided. IDOT is aware engine manufacturers may determine CFM.

Component:

Emergency Brake:

Manufacturer’s standard. If available, audible alarm to sound if driver’s door opens, and brake is not applied.

Wheels & Tires:

New first run quality, wheels and steel-belted radial tires in accordance with the sweeper manufacturer's recommendations and GVW requirements. Steel wheels powder coated manufacturer’s standard color. Aluminum wheels standard finish.

Chassis Engine:

Manufacturer’s current production, electronically controlled, turbo-charged, charge air cooled diesel engine.

Component:

Engine Accessories:

Air Filter - Manufacturer’s severe-duty dry type.

Oil Filter - Removable cartridge mounted on the engine block.

Manufacturer’s OEM option combination pre-engine fuel moisture separator and fuel heater.

Component:

In-Block type engine heater – minimum 120 volt with receptacle mounted under the driver’s door or other suitable location approved by the Department of Transportation.

Component:

Cooling System:

Manufacturer’s severe duty for engine supplied.

Coolant to be “long-life” type anti-freeze requiring minimal maintenance.

Electrical System:

Minimum 12-volt Alternator:

Heavy-duty standard or Delco Remy Remote Sense.

Batteries:

Long life, maintenance-free batteries, providing an SAE Cold Cranking Ampere Rating (CCA) that meets or exceeds engine manufacturer's requirements at 0o F.

Transmission:

Minimum Allison 2500 RDS or manufacturer automatic with torque converter. Minimum operating ranges to include - 1, 2, 3, 4, 5, neutral, and reverse. Transmission to include an external transmission fluid cooler.

Component:

Transmission to provide sweeping speeds above and below 12 MPH and be capable of traveling at highway speeds of not less than 65 MPH on level ground when fully loaded.

Selector:

Transmission range selector with lighted position indicator. Indicator must clearly indicate gear selection as listed above.

Please indicate which selectors are available by Manufacturer.

Fuel Tank(s):

Safety step type, stainless or aluminum with a minimum working capacity of 50 gallons, to be shared by both engines.

Tank steps constructed with manufacturer's standard open-grated, anti-skid material.

Each tank to be lettered with "ULTRA LOW SULFUR DIESEL FUEL ONLY". Letters to be a minimum of 1” high, block type. If truck is equipped with a Urea/DEF tank, it’s to be clearly identified as such.

Auxiliary Step:

An additional step to be placed at or just below the bottom of fuel tanks or SCR systems that do not provide a safe step height minimum of 18” from level ground. Step offset to maintain equal footing from first step to cab sill. Surface area to be not less than that provided with standard tank step and covered with open-grated, anti-skid material.

Visual example of tank with auxiliary step.

Operator’s Cab:

Manufacturer's standard air ride, all-weather, insulated, with cloth or vinyl headliner.

Dual operator stations, designed to be operated by one person from either the left or right side.

Windshield and side glass to be tinted, safety type.

Cab side windows to be of an accepted design that permits maximum operator visibility of broom operation, curb(s) and obstacle location.

Convenience Items:

Interior grab handles with high visibility color or marking. (i.e. Safety Yellow)

Power Windows Power Locks Two ignition keys Seat Belts and Shoulder Harnesses:

Driver and passenger seat to be high-back, air suspension type or similar design with lumbar support.

All seat belts, manufacturer’s high visibility color. (i.e. Blaze Orange)

Instruments and Warning Systems:

The following instruments and warning systems at minimum:

1. Speedometer

2. Odometer

3. Tachometer

4. Fuel gauge

5. Voltmeter

6. DEF/Urea gauge if equipped.

7. Hour meter

8. Engine-coolant temperature gauge with high temperature warning light and chime

9. Air pressure gauge with low-pressure warning light and chime

10. Engine oil pressure gauge with low-pressure warning light and chime

11. Transmission temperature gauge

12. Electronic cruise control

13. Engine air filter restriction gauge Radio:

Standard AM-FM radio with weather band and Bluetooth connectivity.

Heater & Defroster:

Heavy-duty, hot water, fresh air type with all controls for effective heating and/or defrosting under cold weather conditions. Controls furnished to provide for circulation of “in-cab” air.

Air Conditioning:

Manufacturer’s standard air conditioning with standard manual controls. Controls capable of circulating “in-cab” air without outside “makeup” air.

Windshield Wipers:

Type - Dual, heavy-duty, electric, two-speed windshield wipers with intermittent speed control. All chassis lights to turn on when wipers are in use.

Rear View Mirrors:

Type - Dual, power, outside, rear vision.

Size - Manufacturers standard.

Adjustment - Vertical and horizontal.

Two (2) outside minimum 6” convex mirrors, one on each side, at the bottom of each of the standard mirror frames for easy viewing of the side gutter brooms during sweeping.

Two (2) outside minimum 7” convex mirrors, one on each side, mounted on the front fenders forward of the front wheels for the operator to view sweeping operations.

Rear View / Back Up Camera System with Integrated Rear Sensors:

· 7” Color Monitor Displays Camera and Distance to Obstacles

· System Provides Visual and Audible Alert from Obstacles

· Waterproof and heated Backup Camera (IP69K) with Infra-Red Night Vision

· View displayed as seen (not mirror image)

· Aircraft grade cable connectors

· Built in Display Speaker and Camera Mic Component:

Electrical Circuit Protection:

Circuit breakers - Manually reset breakers should be used in place of fuses where applicable.

Standard Lights:

All lighting required by the applicable State and Federal Codes, including but not limited to head lights, turn, tail, and brake. Lighting to perform all sweeping functions at night to be included.

Reflectors As required by Illinois State law.

Lighting Safety Pre-check:

If available, standard chassis lights to be programmed to alternate in a sequence so that a single operator can visually inspect.

Backup Alarm:

Sound level - High range minimum of 107 decibels +5, measured at 4' rear of chassis.

Component:

LED Warning Light Bar:

Type – 55 - 72" bar type or two mini light bar modules with amber LED lights aimed to the front, side, and rear.

Location - Cab Lens color – Hard Coated Clear/Amber Control – Located in cab.

Component:

Note: Minimum of two (2) additional Amber LED warning strobe lights to be installed on the rear of sweeper body if LED light bar is obstructed by sweeper body height.

Sweeper:

Sweeping path, a minimum width of 10 feet with all brooms deployed in full operation.

Power Unit:

Start/Stop switch located in the operator’s cab.

Current production, low emission, liquid cooled, turbocharged diesel that provides a minimum horsepower rating of 74 HP.

Engine coolant, “long life” type anti-freeze requiring minimum maintenance.

The engine to include the following at minimum:

· Full flow spin on oil filter

· Dry element air filter

· Dash mounted filter restriction gauge

· Fuel filter

· Fuel/ water separator

· High temperature/low oil pressure automatic shutdown

· Cold weather starting aid Auxiliary battery, long life, maintenance-free, and must meet or exceed engine manufacturer's requirements at -17C. (0o F).

Hydraulic System:

Sweeping functions to be driven hydraulically.

High pressure hydraulic fittings faced “O” ring type to minimize leakage and environmental damage were applicable.

Hydraulic pump capacity to operate all sweep functions simultaneously.

Hydraulic reservoir minimum capacity 34 gallons.

Hydraulic reservoir to include an easily visible outside level indicator and breather.

A replaceable style filter capable of removing water to be provided.

Return and suction lines to include filtration.

A system to monitor hydraulic filter restriction mounted in the cab with an indicator to alert operator if bypass begins.

Hydraulic oil heater supplied if required for inclement weather operation.

Pneumatic System:

If required, pneumatic system to derive its air source from the chassis air brake system while operating independently from the brakes and designed to ensure braking system safety. The system includes a separate air tank(s) used only for sweeping functions. PR4 type pressure protector to be furnished to protect the integrity of the chassis brake system.

Main Broom:

Rear mount, tube style, polypropylene filled and double wrapped at both ends.

Minimum diameter 34” and minimum length of 58”.

Main broom driven hydraulically by a hydraulic motor mounted directly to the broom core. Chain and sprocket style drive methods will not be considered equal to this requirement.

Variable broom speed, raise, and lower functions using “In-Cab” controls. Manual or self-adjusting control system for pressure and wear.

Main broom hood designed to prevent overthrown material from being directed into traffic by directing the material into the dirt chamber. The hood to allow for ease of maintenance on the main broom.

One (1) additional main broom replacement tube provided with each machine.

Gutter Brooms:

Side mount, rear of cab, right and left steel disc filled with wire bristles.

Minimum diameter of 42" and sweep a minimum of 12” beyond the front chassis tire.

Gutter brooms driven hydraulically by a hydraulic motor mounted directly to the broom core. Chain and sprocket style drive methods will not be considered equal to this requirement.

Variable broom speed, raise, lower and tilt functions using “In-Cab” controls. Manual or self-adjusting control system for pressure and wear.

Gutter broom cylinders designed to interchange left or right.

Gutter brooms capable of retracting automatically by use of a single button or switch located at the operator’s station. Broom rotation to cease and retract when the sweeper transmission is shifted into reverse.

One (1) extra complete gutter broom set filled with steel wire bristles to be furnished.

Conveyor:

Driven by a direct-drive hydraulic motor(s), steel roller type chain on polyurethane sprockets, capable of maintaining heavy loads of material without slipping or stalling. High strength, belt type with full width cleats or equal design to “carry” material for deposit into the hopper. Conveyor designed to work at driving speeds and able to handle DOT sweeping functions including large debris such as hubcaps, mufflers, retreads and other large items. Squeegee flights do not meet this requirement.

Capable of loading the hopper to 100% of the rated, usable capacity.

Bi-directional and fully controlled by the operator without leaving the cab.

Capable of clearing debris of a wide range of sizes, requiring no adjustments to the system to accomplish.

Reversible in direction without stopping or reversing any broom.

Speed variable from the “In-Cab” controls.

Equipped with a jam indicator to warn the operator.

Automatic stop and raise when the transmission is shifted into reverse or when the sweeper is placed in the transport mode.

Spray System:

Polyethylene water tank(s) with a minimum capacity of 350 gallons.

Forward, gutter broom and main broom spray nozzles located in accordance with manufacturer's recommendations.

Water pump on/off controlled by the operator.

Water pump constructed to provide the capability of running dry indefinitely without damage A low water tank level warning light provided in the operator’s console.

A fill hose, consisting of a minimum 16’ of 2 ½ inch hose equipped with NST coupling for a fire hydrant and hydrant wrench to be provided.

An in-line water filter provided with the fill hose to prevent contaminants from entering the water system.

A 25’ wash-down hose provided.

The water system provides the capability to flush the conveyor and dirt box/hopper.

Dirt Hopper:

Designed to dump from the curbside (right side) of the sweeper allowing the operator an unobstructed view of the operation without the use of mirrors or other devices.

Designed to dump cleanly, rapidly, and fully utilizing controls in the operator’s cab.

Operating load capacity minimum of 4.5 cu. yd.

Usable load capacity minimum of 3.3 cu. Yd.

An indicator light in cab to alert the operator when the hopper reaches capacity. A hopper inspection door or window to be provided allowing visual inspection.

Hopper lifting capacity minimum of 11,000 lbs.

Variable dump heights from a minimum of 38” and up.

Hopper to include a side door dump feature to allow the debris to dump into the receptacle ensuring the loaded hopper does not dump debris onto the sweeper or ground.

Note: IDOT is aware this feature may not be available with all Manufacturers and will consider an actuated extended discharge door as equal.

Hopper constructed of high tensile steel with interior epoxy coating or stainless steel with a minimum 7-gauge floor and an 11-gauge wall thickness. The coating material warranted by the manufacturer a minimum of 20 years.

Note: Machines requiring the extension of outriggers or stabilizers to dump will not comply with these specifications.

Sweeper Instrumentation:

Auxiliary sweeper engine instrumentation/indicators at minimum, visible from either operator’s position:

· Tachometer

· Hour meter

· Oil pressure

· Voltage

· Coolant temperature

· Air filter restriction Sweeping instrumentation included at minimum, visible from either operator’s position:

· Hopper full indicator light

· Hydraulic filter restriction indicator

· Sweeper “out-of-level” indicator

· No water spray indicator

· “Raised” hopper indicator

· Gutter broom pressure (one gauge for each broom) to measure pressure to hold brooms in the down position.

· Conveyor jam warning

All sweeper controls necessary to retract brooms, lift conveyor unit, etc., functional to aid in moving the sweeper if the power source is lost.

Automatic Lubrication:

The sweeper to include an air powered automatic lubrication system.

Component:

System to provide lubrication to all grease points on the sweeper and chassis except for rotating shafts.

Paint / Finish:

Manufacturer's standard color.

The above specifications will be the same for all units.

District Specific Body Configuration and Options:

Listed below are the requirements for the body and option configuration for the requesting District’s unit. Some items may be in “addition to” or in “lieu of” base specification above.

District 8 Cameras for sweeper functions: In “addition to” base specification.

Additional cameras added to base system for sweeper functions.

Warranty and General Bid Information:

Safety Features:

The unit proposed must comply with all Federal, OSHA and ANSI safety requirements.

Inspection and Tests:

The State of Illinois reserves the right to request the bidder to give a demonstration of the unit prior to delivery.

Cost of minor modifications to the unit, if required, and contained in the specifications, will be borne by the successful bidder.

Manufacturer's Standard Warranty:

Manufacturer's warranty shall provide one (1) full year on the entire sweeper from the date of the “in-service” by the manufacturer’s dealer. Manufacturer’s warranty on the chassis and chassis engine shall be a minimum of two (2) years from the “in-service” date. All other manufacturers’ standard duration warranties shall be in effect. Bidder shall attach copy of warranty with bid.

Coverage - All defective parts and workmanship.

Warranty service - All defects shall be corrected at no cost to the State.

Safety Components:

The truck/unit shall be furnished complete with all safety components that are required by the current Federal, State, ANSI, NEMA and OSHA Safety Standards.

Manuals:

Copies of all operators’ manuals, parts lists and warranty information shall be provided at the time of delivery.

One copy of the service or shop manual for each machine shall be provided upon delivery.

Note: The manuals, parts lists, and service or shop manuals listed above may be furnished on Flash drive in lieu of paper.

Educational Instruction:

Classroom type Instruction performed by qualified factory or dealer personnel covering safety, operation, routine service, and daily maintenance of the machine shall be provided following the delivery and acceptance of the machine. The instruction shall be for three (3) personnel assigned by the District as operators or maintainers of the machine. A minimum four (4) hours of Instruction required to satisfy this requirement. Instruction not meeting this requirement will be cause for a “Complaint to Vendor”.

If available, an instructional video covering the operation of this equipment.

Bid Response:

Bidders will need to send copies of each of the following with their bid response.

a) Specification

b) Descriptive Literature Bidder/Vendor acknowledges the requirements of the specification. Yes |_| No |_|

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