Propane Patch Heater Spec.doc

Propane Gas Fired Asphalt Heater Transport Unit

SPECIFICATION

The intended purpose of these specifications are to describe a four (4) ton asphalt transport unit mounted on a standalone frame system designed to slide into single axle 34,000 GVW dump body. System must be capable of reheating cooled hot mix or heating cold and reclaimed mix. Equipment must meet all applicable state, federal laws, rules, and regulations and Maine Department of Labor Standards pertaining to the equipment specified.

Completeness

The price quoted in any proposal submitted shall include all items of labor, materials, and other costs necessary to fully complete the manufacture and delivery of the 4 Ton Asphalt transport unit with standalone pursuant to these specifications.

Any part or detail which makes the 4 Ton Asphalt transport unit with standalone complete and ready for service shall not be omitted, even though such part or detail is not mentioned in these specifications.

Conformity

All parts not specified shall be manufacturer’s best quality and shall conform in materials, design, or workmanship to the best practice known in the 4 Ton Asphalt transport unit with standalone industry. All parts shall be new and in no case will used, reconditioned or obsolete parts be accepted. The parts on all 4 Ton Asphalt transport units with standalone provided by the manufacturer should be interchangeable.

INSTRUCTIONS FOR COMPLETING TECHNICAL SPECIFICATION SHEET

Please complete the checklist for technical specifications set forth below. Each Bidder must indicate whether it can meet the technical specifications by inserting an “X” next to each specification. The “X” will demonstrate that the Bidder’s offering meets the technical specification. If a Bidder cannot meet a technical specification, then the Bidder must give an explanation for each exception and for equipment that is not available or that will be dealer installed. All explanations must be provided in detail on separate pages along with the justification as to why the alternative equipment or deliverables will be as good as the equipment or deliverables described in the detailed specifications for desired items. A copy of the vendor specification proposal must be provided. Following these instructions is essential for proper bid evaluation. If a Bidder fails to provide requested information or if information on a quote is found to be false or misleading, the quote will be rejected as unresponsive.

The award will be made on a best value basis to the vendor that either meets or most closely meets the specifications, while taking price and delivery into consideration.

The following abbreviations must be used by interested Bidders:

X

Meeting Specification

N/A

Not Available

DI

Dealer Installed

AE

Approved equal process

1.0 STANDALONE CONSTRUCTION

____ 1.1 Adequate structural rated steel designed, with all necessary reinforcements and gusseting frame (Standalone certified rating document is required with bid.)

____ 1.2 Rear frame fastening shall be designed to except truck tailgate lower latches ____ 1.3 Standalone shall be designed with an adjustable guide rail to assist operated when loading patch heater.

____ 1.4 Adjustable height standalone legs required.

____ 1.5 Non-skid surfaces on all stepping areas.

2.0 HOPPER

____ 2.1 Shall be triple wall construction for greater heat retention.

____ 2.2 Shall have a minimum of 12 gauge exterior steel wall with 2” of rigid or equal of Insulation.

____ 2.3 Inside of middle wall shall be coated with 1250°aluminum paint to reflect infrared evenly around inner walls.

____ 2.4 Shall have a minimum of 16 gage center steel wall with air channel for heat distribution.

____ 2.5 Hopper shall be of 12 gauge steel and a 10 gauge steel deck for long life.(Minimum) ____ 2.6 Loading door shall have double steel walls, insulated. Doors shall open in such a way to create a chute for easy loading with a loader or an asphalt plant. (equally bi-fold type preferred).

____ 2.7 Hopper floor shall be designed to guide asphalt directly into the shoving apron and prevent side spill.

____ 2.8 Hydraulically operated loading doors and material door that operated on curbside at ground level.

____ 2.9 Loading doors shall be designed to clean off any material lying on ledges when closing doors.

____ 2.10 Loading doors hinged on hopper shall be designed with grease-able bearing (Pillar block type Preferred).

____ 2.11 Shall have a solvent tank for shovels and rakes securely mounted and easily accessible.

____ 2.12 Solvent tank shall be large enough container and capacity to cover shovel blades and hold two (2) shovels and have a splash resistant curtain, tank cover and drain plug for easy cleaning.

____ 2.13 Shoveling deck shall be approximately 24” to 30” above the pavement, approximately14”deep.

____ 2.14 Hopper fasteners on both front and rear. Chain binders on front and cross bar at the rear, utilizing the trucks tailgate latches.

____ 2.15 Detachable and fully adjustable shoveling apron attached to the unit.

3.0 ELECTRICAL

____ 3.1 unit shall include a heavy duty battery that will supply sufficient power to operate the unit for one complete work day without recharging (Marine deep cell type 900 CCA preferred or approved equal).

____ 3.2 Unit shall have a built in 12 volt marine style battery charger, (with a volt meter and a charge level meter) designed to detect and charge to any one bank or combination of banks.

____ 3.3 Battery charger shall be hard wired to the 12 volt battery(s) and to a 120 volt male receptacle.

____ 3.4 Receptacle shall be mounted in a weather tight container next to lockable toolbox.

____ 3.5 Electrical controls shall be located on the unit behind a lockable door.

____ 3.6 Controller shall be programmable and capable of starting and Stopping the burners and maintaining set temperature (to include a time delay system).

____ 3.7 Lockable tool box shall be mounted on unit and contain one 25foot / 12 gauge extension cord.

____ 3.8 Manually operated master battery disconnect switch must be mounted in a place readily accessible to operator for (Lock-Out Tag Out). positive (+) battery lead wire.

____ 3.9 Hopper electrical connector shall be a seven (7) pin round female plug.

4.0

HEATING

____ 4.1 Heating box shall have adequate air channels for heat distribution throughout the walls.

____ 4.2 Heat exchanger box shall be constructed of 12 gauge steel. (Minimum).

____ 4.3 Heating box shall have a vertical and horizontal flue to direct heat in the chamber from side to side and front to back.

____ 4.4 Unit shall be able to adequately reclaim a full load of old pavement to a useable patch material within 16 hours.

____ 4.5 The heating unit shall have 100% electronic ignition system.

____ 4.6 Heating unit shall have stainless steel 105,000 BTU minimum propane type heating chamber.

____ 4.7 Controls shall be mounted in the same electrical enclosure which shall be located on the right rear of the unit (on the curb side) clearly identified.

____ 4.8 Temperature controller shall have a two position type temp switches. Maximum skin temperature of 300° degrees for hot mix, 100° degrees for cold mix.

____ 4.9 Temperature control system shall automatically reduce skin temperature to 300° degrees maximum after material has been reclaimed.

____ 4.10 Automatically maintain hot mix at 275° to 300° degrees and cold mix at 100° degrees for a minimum of 48 hours without scorching or otherwise damaging the mix.

____ 4.11 Unit shall be able to reclaim material at minus -10° degree F.

____ 4.12 Unit shall have a type A B C fire extinguisher of 5 pound capacity securely mounted and shall have a water/weather proof inspection tag.

____ 4.13 Unit shall have a gas shut-off valve controlled by an electronic ignition module with a direct spark electrode and flame-sensing probe that automatically shuts down the gas valve 100% if no flame is detected within twelve (12) seconds.

____ 4.14 The unit shall also have an easily accessible manual, external emergency gas shut-off valve.

____ 4.15 The external emergency shut-off valve shall be red in color and properly decaled.

____ 4.16 Propane tank fill point shall be designed in such manner that tanks can be easily filled at ground level while in truck while meeting all propane installation regulations.

____ 4.17 Two (2) 100lb propane mounting brackets with lockable propane tank valve covers.

5.0 PAINT & FINISH

____ 5.1 All metal shall be free of rust and mill scale and properly prepared for primer and finish paint coat.

____ 5.2 Unit must be painted with lead free primer and paint.

____ 5.3 A two (2) part epoxy primer (or approved equal) shall be applied to prepared metal surfaces to the minimum thickness of 3-5 mils dry.

____ 5.4 Paint shall be applied to a thickness of 5-7 mils dry.

6.0

WARRANTY

____ 6.1 Manufacture’s standard warranty will apply.

____ 6.2 Terms and conditions of warranty must be provided with bid proposal.

____ 6.3 Manufacturer’s warranty will start with MDOT in-service date.

____ 6.4 Terms and conditions of warranty must be provided with bid proposal (Warranty must be clearly defined and all components covered must be clearly listed and identified).

7.0

GENERAL

____ 7.1 All pinch point and danger shall be clearly marked.

____ 7.2 Provide the required hydraulic oil flow to run function with bid.

____ 7.3 Each unit will be supplied with two (2) copies of the operator’s manual and two (2) copies each of parts and repair manuals (CD’s are ok).

____ 7.4 Each unit will require a minimum of two (2) hours of training on-site at a location of the Bureau of Highway Maintenances choice somewhere within the State.

____ 7.5 Be it known that these specifications are a minimum and that bids will be evaluated based on price, warranty, manufacturers performance data, delivery schedule, parts availability and other items deemed appropriate.

____ 7.6 Bidders are required to provide sufficient information with their bid such as manufacturer’s brochures, etc. and to certify that they have service facilities in Maine, staffed with trained service technicians and stocked with repair parts for the equipment which is bid. Failure to provide this information may cause the bid to be rejected. The Maine DOT reserves the right to reject any and all bids.

____ 7.7 Exceptions to specifications shall be listed on a separate paper and noted as exceptions and submitted with bid proposal. If exceptions are not listed as such it shall be considered that the vendor will comply with all specifications as listed.

____ 7.8 Bidders shall supply a specification sheet with their bid proposals upon delivery of unit or units all necessary paper work such as (Invoices and Manuals) shall accompany unit and units.

____ 7.9 All bid proposals will include shipping and delivery to Maine DOT Fleet Service, 66 Industrial Drive Augusta Me. 04330 8.0

SERVICES REQUIREMENT

____ 8.1 The Maine Department of Transportation’s objective is to have the vendor provide warranty and service at facilities that are as close as possible to localities where the equipment will be used. To that end, the Maine Department of Transportation desires that the vendors will have warranty and service facilities located within 75 miles of each division headquarters, Scarborough, Augusta, Dixfield, Bangor and Caribou.

____ 8.2 Vendors must provide a list of bidder service center locations on a separate sheet.

DAR 2/12/15