Attachment 0008 Scraper Purchase Description (621).pdf

Jul 2008

PURCHASE DESCRIPTION

For

Tractor-Scraper

1. SCOPE

1.1 Scope. This purchase description covers a militarized commercial, diesel-engine driven, tractor, scraper, earthmoving, 14 cubic yard minimum struck capacity open bowl machine.

1.2 Required/Desired. Within this procuring document, the term threshold (T) refers to the minimum requirement that will be accepted. Objective (O) refers to desired capabilities.

2. APPLICABLE DOCUMENTS

2.1 Government Documents

2.1.1 Specifications, standards, and handbooks. The following military specifications, standards, and handbooks are part of this document to the extent specified herein. Unless otherwise specified in the procurement acquisition document, the latest revision of these specifications and standards at time of solicitation shall be adhered to. Documents are those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS).

Unless otherwise indicated, copies of federal/military specifications, standards, and handbooks are available from the Standardization Documents Order Desk, Bldg. 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094

STANDARDS, FEDERAL

FED-STD-595 Colors Used in Government Procurement

SPECIFICATIONS, FEDERAL

A-A-50271 Plated, Identification

SPECIFICATIONS, MILITARY

NATO STANAG-2828 Military Pallets, Packages and Containers

MIL-S-40626 Sign Kit, Vehicle Class

MIL-DTL-53039 Coating, Aliphatic Polyurethane, Single Component, CARC

MIL-DTL-53072 Chemical Agent Resistance Coating (CARC) System Application Procedures and Quality Control Inspection

MIL-DTL-64159 Coating, Water Dispersible Aliphatic Polyurethane, CARC

MIL-DTL-83133 Turbine Fuels, Aviation, Kerosene Types, NATO F-34 (JP-8), NATO F-35, and JP-8 +100

MIL-PRF-2104 Lubricating Oil, Internal Combustion Engine Combat/Tactical Service

MIL-PRF-10924 Grease, Automotive and Artillery

MIL-PRF-11021 Switch, Vehicular Lights, 24 Volt DC

MIL-PRF-46167 Lubricating Oil, Internal combustion Engine, Arctic

MIL-PRF-62122 Cable Assembly, Inter-vehicle Power: Plug, Receptacle and Adapter

MIL-V-81940/1 Valve, Sampling and Bleed, Hydraulic, Type II Systems

STANDARDS, MILITARY

MIL-STD-130 Identification Marking of U.S. Military Property

MIL-STD-209 Lifting and Tiedown Provisions

MIL-STD-461 Requirements for the Control of Electromagnetic Interference Characteristics of Subsystems and Equipment

MIL-STD-464 Electromagnetic Environmental Effects Requirements for Systems

MIL-STD-810 Environmental Engineering Considerations and Laboratory Tests

MIL-STD-889 Dissimilar Metals

MIL-STD-1179 Lamps, Reflectors, Associated Signaling Equip't for Military Vehicles

MIL-STD-1180 Safety Standards for Military Ground Vehicles

MIL-STD-1366 Interface Standard for Transportability Criteria

HANDBOOKS, MILITARY

MIL-HDBK-1791 Designing for Internal Aerial Delivery in Fixed Wing Aircraft

2.1.2 Other Government documents drawings, and publications.

DEPARTMENT OF LABOR (DOL)

29 CFR 1910 Occupational Safety and Health Standards

29 CFR 1926 Safety and Health Regulations for Construction

(The Code of Federal Regulations (CFR) and the Federal Register (FR) are for sale on a subscription basis by the Superintendent of Documents, U.S. Government printing office, Washington, DC 20402. When indicated, reprints of certain regulations may be obtained from the Federal agency responsible for issuance thereof).

MILITARY SURFACE DEPLOYMENT AND DISTRIBUTION COMMAND

TRANSPORTATION ENGINEERING AGENCY (SDDCTEA)

SDDCTEA

PAMPHLET 70-1

Transportability for Better Deployability

Copies can be requested via the internet at http://www2.tea.army.mil/

2.2 Non-Government Publications. The following document(s) form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted are those listed in the issue of the DODISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are the issues of the documents cited in the solicitation (see 6.2).

SOCIETY OF AUTOMOTIVE ENGINEERS (SAE)

J98 Personnel Protection for General Purpose Industrial Machines

J115 Safety Signs

J185 Access Systems for Off-Road Machines

J336 Truck Cab Interior, Sound Level for

J386 Operator Restraint Systems for Off-Road Work Machines

J514 Hydraulic Tube Fittings

J753 Maintenance Interval Chart

J899

J919 Sound Measurement-Off Road Machines-Operator Singular Type

J994 Alarm – Back Up – Electric Laboratory Performance Testing

J1074 Engine Sound Level Measurement Procedure

J1166 Sound Measurement - Off-Road Self- Propelled Work Machines - Operator - Work Cycle

J1176 External Leakage Classifications for Hydraulic Systems

J1308 Fan Guard for Off- Road Machines

J1503 Performance Test for Air-Conditioned, Heated, and Ventilated Off-Road, Self-Propelled Work Machines

J1614 Wiring Distribution Systems for Construction, Agricultural, and Off-Road Work Machines

J1908 Electrical Grounding Practice

J2360 Lubricating, Oil, Gear Multipurpose (Metric) Military Use

Copies can be obtained via the internet at http://www.sae.org

INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)

ISO 2631 Mechanical Vibration and Shock - Evaluation of Human Exposure to Whole-Body Vibration

ISO 2860 Earth-Moving Machinery - Minimum Access Dimensions

ISO 3411 Earth-moving machinery — Physical dimensions of operators and minimum operator space envelope

ISO 3449 Earth-moving machinery - Falling-object protective structures - Laboratory tests and performance requirements

ISO 3450 Earth-Moving Machinery - Braking Systems of Rubber-Tyred Machines - Systems and Performance Requirements and Test Procedures

ISO 3471 Earth-Moving Machinery - Roll-Over Protective Structures - Laboratory Tests and Performance Requirements

ISO 5010 Earth-moving machinery — Rubber-tyred machines — Steering requirements

ISO 6485 Tractor-Scraper - Volumetric Ratings

ISO 10570 Earth-moving machinery Articulated frame lock Performance requirements

Application for copies should be addresses to American National Standards Institute, 11 West 42nd Street, New York, NY 10036

AMERICAN WELDING SOCIETY

AWS D14.3 | Welding of Earthmoving and Construction Equipment

Copies can be obtained via the internet at http:www.techstreet.com

(Non-Government standards and other publications are normally available from the organizations that prepare or distribute the documents. These documents also may be available in or through libraries, internet sites or other informational services).

2.3 Order of Precedence. In the event of a conflict between the text of this document and the references cited herein, (except for related associated detail specifications, specification sheets or MS standards), the text of this document takes precedence.

Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained.

REQUIREMENTS

3.1 General. The Scraper shall be the latest model of the standard product of the contractor and shall have demonstrated industry acceptability by having been manufactured, marketed, and sold in significant numbers to the commercial public for the same or similar application, interfacing with the same or similar components, except as specified herein, for at least 1 year prior to invitation for bids or request for proposal.

Product improvements incorporated in the commercial production units in this 1 year period are acceptable. In the case of a recently introduced item, the contractor shall submit sufficient valid industrial operational/test data including all test reports for the item and its components, such as; engine, transmission and hydraulic system, field user reports, including any failures or problem areas, and corrective action taken to demonstrate acceptability of the item. All features and components listed as standard equipment for the contractor’s commercial machine, in the published specification brochures and catalogs, or normally furnished to commercial customers as standard equipment, shall be furnished. The Scraper shall be equipped with any optional equipment necessary to comply with requirements specified herein. The Scraper shall conform to all Federal Laws and regulations governing safety and noise levels which are in effect on the date of contract award. Except where noted, all criteria shall be met both in the Armor A-kit configuration and with the CPK installed (see 3.24).

3.2 Description. The Scraper shall be a commercial model consisting of a tractor front section and a scraper rear section, plus transportability components. The Scraper shall be rubber-tired, diesel engine driven, two axles, articulated frame steering, two single driving front wheels and two single non-driving rear wheels and shall be equipped with a power shift transmission. Component and vehicle ratings with CPK installed shall be not greater than each component's original equipment manufacturer’s published rating.

Components and equipment ratings shall not be raised to meet the requirements of this purchase description. The Scraper shall be equipped with Roll Over Protective Structure (ROPS) and Falling Object Protective Structure (FOPS) and all components necessary to enable the Scraper to be push loaded by a bulldozer with a semi-U type blade.

3.3 Material. Material not specified herein shall be selected by the contractor and will be subject to all provisions of this purchase description.

3.3.1 Material deterioration prevention and control. The Scraper shall be fabricated from compatible materials, inherently corrosion resistant or treated to provide protection against the various forms of corrosion.

3.3.2 Dissimilar metals. Dissimilar metals shall not be used in intimate contact with each other unless protected against galvanic corrosion. Dissimilar metals and methods of protection are defined and detailed in MIL-STD-889.

3.4 Safety. The Scraper shall comply with all applicable commercial or military safety and health hazard standards. The Scraper shall meet all industry and government requirements and design practices to ensure the system optimizes safety during storage; ground, air, and sea transport; sling loading; maintenance; operation; ground guiding; and disposal. The Scraper shall comply with applicable OSHA 29 CFR 1910 and 1926, and SAE J98, J115, J185 and J1308. All available standard or optional accessories shall be included to provide protection for maintenance and operating personnel from rotating or reciprocating parts and from all parts subject to high operational temperatures and so located as to be a hazard. Exhaust discharges shall be directed so as to not endanger personnel. All operator access areas shall be equipped with non-skid decking surfaces and handholds.

3.4.1 Noise limits. Steady-state noise produced by the Scraper shall not exceed 85 dB(A), for sustained exposure, as measured in 4.3.2. If it does, and remedial procedures for noise suppression have been pursued to the satisfaction of the procuring activity, and permission to exceed the limit(s) is obtained, then hazard signs shall be provided. At a minimum, each sign shall state “HEARING PROTECTION REQUIRED WITHIN (specify) FEET FOR PROLONGED EXPOSURE” and shall be legible from the distance indicated on the sign. Steady state interior noise level at cab seating position shall not exceed 85 dB(A) when tested in accordance with 4.3.2.

3.4.2 Articulation lock. An articulation lock shall be furnished for all Scrapers in conformance with ISO 10570.

3.5 Human factor engineering. The Scraper shall be operable and maintainable in accordance with the recommended practices by 5th percentile female through 95th percentile male military personnel (as defined by ISO 3411) dressed in environmental protective clothing (i.e. Arctic and Mission-Oriented Protective Posture (MOPP) IV).

The size and location of access/egress passages shall be in accordance with SAE J185. Components and equipment removed, disassembled or relocated for operation or transportability as specified in 3.13 which must be lifted or carried by operating personnel shall not exceed 50 pounds in weight for one person lifts and 100 pounds for two or more person lifts and shall be provided with suitable handles or grasp areas.

The Scraper shall not create vibrations that are harmful to the operator during operation.

Induced vibrations to the operator shall be measured in accordance with ISO 2631.

3.6 Rollover Protection Structure (ROPS) and Falling Objects Protective Structure (FOPS). The Scraper shall be equipped with ROPS and FOPS conforming to ISO 3471 and ISO 3449. Removal of the ROPS/FOPS is allowed to meet transportability requirements provided the Scraper remains operational, with all gauges and operator’s controls intact. Quick disconnect fittings (electric, etc.) shall be provided as applicable to facilitate ROPS/FOPS removal. A slinging eye(s) conforming to MIL- STD-209 shall be provided to facilitate removal of ROPS/FOPS.

3.7 Physical Characteristics

3.7.1 Bowl. The Scraper shall be equipped with a bowl that has a minimum rated struck capacity of 14 loose cubic yards (LCY) and a minimum rated payload capacity of 48,000 pounds (T) as measured in accordance with ISO 6485. 24 LCY minimum rated struck capacity (O).

3.7.2 Dimensions. The overall width, length, and height of the Scraper shall not exceed 140 inches wide, 540 inches in length, and 150 inches high.

3.7.3 Ground clearance. The Scraper, fully loaded, shall have a minimum ground clearance of 18 inches (T). Ground clearance of at least 24 inches (O).

3.8 Performance. The Scraper shall withstand the usage encountered in operations such as self-loading, hauling and distributing. The Scraper shall withstand cross-country operation, fording streams, and negotiating longitudinal and side hill slopes without damage. The Scraper shall be capable of having its normal construction tasks performed by one operator.

3.8.1 Travel speed. The Scraper, without load, shall be capable of a forward travel speed of not less than 30 mph on level pavement. The Scraper, with full load, shall be capable of a forward travel speed of not less than 25 mph (T) on level pavement.

Forward travel speed, with full load, not less than 35 mph on level pavement (O).

3.8.2 Braking. A braking system conforming to ISO 3450 both with and without CPK installed shall be provided. The Scraper shall be equipped with the contractor's standard commercial braking system. In event of power assist failure, the Scraper brake pedal effort shall not exceed 70 pounds.

3.8.3 Stability. The Scraper shall safely operate on and negotiate on a 35% side slope

(T) empty, a 20% side slope (T) fully loaded and descend 40% longitudinal slopes (T), fully loaded, without any wheel of the Scraper losing contact with the ground. Operation on side slopes shall be in 1st or 2nd gear only. Safely operate on a 45% side slope empty (O); a 30% side slope loaded (O); and a 50% longitudinal slope loaded (O).

3.8.4 Fording. The Scraper shall start and operate during and after fording operations, without breather tube extensions, in fresh water to a depth of 30 inches (T) including wave action without damage and without leakage of water into any reservoir including reservoirs containing lubricants. Original Equipment Manufacturer (OEM) breather tube extensions, if needed, are allowed to ford fresh/salt water up to a depth of 48 inches (T) without leakage of water into reservoirs containing fluids. Ford fresh/salt water up to a depth of 48 inches without breather tube extensions without damage and without leakage of water into reservoirs containing fluids (O).

3.8.5 Environmental conditions. Without the use of any external means, the engine shall start within five minutes and shall operate under full-load conditions within fifteen minutes after engine start in any ambient temperature from –25F to +125F with JP-8.

Cold start aids shall be integral with the Scraper and no aids may be used which rely upon external support such as an electrical power source. Hand-held aerosol cans or unmetered starting fluid devices are not permitted. The Scraper shall be capable of operating in hot, humid tropical environments; in dry, dusty environments and in moderate to cold climate to -25F. An arctic cold weather starting aid kit, (See 3.9.1.1), may be used for starting and operating in cold regions from -25° F to -40° F. The Scraper shall be capable of being stored for extended periods in temperatures ranging from -28°F to 160°F without damage.

3.8.6 Lubricants. Lubrication means shall be provided for all moving parts requiring lubrication. All Scrapers shall be operable using military lubricants. Initial fill lubricants shall be fully compatible with lubricants that meet the following requirements:

Engine and Hydraulic Systems: MIL-PRF-2104 and MIL-PRF-46167

General lubrication: MIL-PRF-10924 and SAE J2360

3.8.6.1 Lubrication data plates. A lubrication data plate identifying military lubricants and all lubrication points shall be provided (attached by screws, bolts, or rivets in a conspicuous protected location) and conform to SAE J753.

3.8.6.2 Lubrication. Fittings shall be located in a protected, accessible location.

Fittings shall be accessible to a grease gun with a 10-inch flexible extension without removing or adjusting accessories or parts. Extended lubrication points shall be used for hard to reach areas and be accessible to an operator standing on the ground. A centralized lubrication system shall be provided for areas that are not accessible and not feasible to provide extended lubrication points for the operator.

3.8.7 Cushion hitch. Unless otherwise specified (see 6.2), all Scrapers shall have a suspension system between the tractor and scraper sections that absorb and dampen road shocks to provide a smooth ride for enhanced operator control and safety when traversing haul roads with a load. An operator-selectable lockout switch shall be provided that locks the coupler system for improved control of the cutting edge during loading and dumping.

3.9 Tractor section

3.9.1 Engine. The Scraper shall be supplied with a diesel engine, capable of meeting the performance specified herein while operating with turbine fuel in accordance with MIL-DTL-83133 (JP-8) as the primary fuel and military lubricants (see 3.8.6) without impact to commercial MTBF, reliability, or maintainability. Pollution control technologies that are affected by the sulfur level of JP-8 fuel either in maintenance or life expectancy shall not be used, e.g., Exhaust Gas Recirculation (EGR), NOX traps, catalytic converters, etc. The Scraper is not subject to EPA nonroad emissions standards since the cab will contain permanent armor. This determination is IAW 40CFR, sections

89.908 and 1068.225. The contractor shall ensure National Security Exemption labeling requirements are met IAW EPA regulations. The engine provided must be of the latest technology and meet all performance requirements specified in this PD. The diesel engine shall have the capability for an unassisted –25°F (-40°F with arctic kit installed) cold start and operate with diesel fuel or JP-8.

3.9.1.1 Arctic starting kit. When specified (See 6.2), the Scraper shall be provided with an arctic cold weather starting kit) that shall allow the grader to start and operate at temperatures from -40° F to -25° F after a warm-up period of no more than 45 minutes after activation of the arctic kit. No cold weather starting aid may be used which rely upon external support such as an electrical power source. Hand-held aerosol cans or non-metered starting fluid devices are not permitted.

3.9.2 Engine cooling system. The cooling system shall permit the Scraper operational maximum temperature specified in 3.8.5. On or near the radiator cap, a burn or scalding hazard warning shall be permanently attached.

3.9.3 Fuel tank. The fuel tank shall have sufficient capacity for 10 hours (T) (12 hours without refueling (O)) of continuous normal operation for all specified fuels. The fuel line shall be equipped with a commercial fuel/water separator. The tank shall be equipped with a means for draining water and sediment from the bottom of the tank. The fuel tank interior surface shall be permanently protected from corrosion. The fuel type shall be stenciled near the fuel cap in letters of a contrasting color not less than one inch in height. The fuel tank filler necks shall have a removable screen.

3.9.4 Air compressor. An engine driven compressed air system shall be furnished to provide air for the brake system (when equipped with air brake system). The system shall include an air compressor and air reservoir with safety valve. A service outlet with hose and fittings necessary for vehicle tire inflation shall be provided with the air system. Hose length shall be sufficient to provide tire inflation of all tires.

3.9.5 Oil sampling valve. Oil sampling valves shall be provided on the engine, transmission and hydraulic system. The valves shall be manually operated and shall automatically close when released. The valves shall be made of material resistant to corrosion such that it will not contaminate the sample. The discharge port of the valve shall be covered with a captive chain cap conforming to MIL-V-81940/1B and SAE J514. The valve shall be located in such a way as to ensure that the personnel will not be exposed to danger when taking oil samples with the engine running. The location of the oil taps shall be such that when samples are taken, it shall be a true representation of oil that is flowing while the engine is running. Sampling valves shall be labeled engine, transmission or hydraulic whichever is appropriate to indicate the type of oil sample.

3.9.6 Wheels and tires. Commercial standard demountable wheels or rims shall be provided. The wheels shall conform to Tire and Rim Association recommendations for the type and size of tire furnished. Traction type tubeless tires shall be furnished and shall have a tread pattern suitable for Scraper operation. The tires and rims shall have sufficient load capacity for operation to include the additional weight of the armor kit.

Standard tire size, thread depth and ply rating shall be furnished. Tires and rims shall meet requirements 119.1 and 120.1 of MIL-STD-1180.

3.9.7 Steering system. The Scraper shall have an articulated frame type steering system. The steering system shall provide full control of the Scraper under all normal operating conditions. The Scraper shall have a primary and secondary steering system per ISO 5010.

3.9.8 Operator’s compartment.

3.9.8.1 Seat. A seat in accordance with SAE J899 shall be located to provide the operator with maximum unobstructed visibility to the work zones, fully suspended with both armrests and backrest, and include a seat belt per SAE J386. The seat shall be located to provide the operator with convenient access to controls, instruments and gauges mounted in the operator’s compartment. Mirror(s) shall be provided to provide the seated operator visibility to the sides and rear of the machine.

3.9.8.2 Instruments and indicators. The following instruments and indicators shall be provided:

Engine oil pressure indicator.

Engine coolant temperature indicator.

Torque converter oil temperature indicator.

Ammeter or voltmeter.

Engine hour meter or service meter.

Air pressure gage (when equipped with air system).

Low air pressure warning buzzer (when equipped with air system).

Fuel level indicator.

Hydraulic oil level indicator (dipstick, sight tube, or gage).

Air cleaner restriction indicator.

Additional instruments and indicators standard with the contractor’s commercial practice are acceptable. The instruments, indicators and their sending units shall be weatherproof.

3.9.8.3 Controls. All controls for the Scraper shall be located in the operator’s compartment and shall be within reach of the operator in his normal operating position.

3.9.8.4 Fire extinguisher. A fire extinguisher with a minimum rating of 10 B:C shall be securely installed. A fire extinguisher bracket (similar in size and type to NSN 4210-00- 775-0127) shall be provided in an area readily accessible to the operator in the operator compartment.

3.9.8.5 Storage space. Provisions shall be made for storing any of the following in a rifle bracket inside the cab: M16A1 and M16A2 with and without M203 grenade launcher, M249, M240B or M4 with optics. The rifle stowage bracket shall be located inside the cab so that the rifle is accessible to the operator and have enough clearance for easy removal. The rifle, while mounted in the bracket, shall be located away from the operator's controls, not obstruct the vision of the operator, and be within arm's reach of the operator. Storage space for the operators Load Bearing Equipment (LBE) shall be provided within the vehicle cab. Adequate MOPP IV gear storage space shall also be provided with quick access within the cab.

3.9.8.6 Human factors. The Scraper shall be operable and maintainable in accordance with the recommended practices defined in ISO 3411 by personnel (5th percentile female through 95th percentile male) dressed in environmental protective clothing (i.e. Arctic and Mission-Oriented Protective Posture (MOPP) IV).

3.9.8.7 Air conditioner. The air conditioning system shall be capable of operating in the cooling mode at ambient temperatures between 65F and 125F and shall meet the cooling requirements of SAE J1503 (interior temperature requirement of 85F). The system shall use an environmentally friendly refrigerant (R-134a or equivalent). The vehicle, with armor kit installed, shall meet this cooling requirement. It is desired to meet this requirement with the vehicle’s on-board air conditioning system. If necessary, an auxiliary air conditioning unit may be utilized with the armor kit and the A-kit (see 3.24) alternator must have the capacity to support the auxiliary air conditioner.

3.9.8.8 Heater. The heater shall be capable of warming the cab from -25oF to +41oF within an hour after starting the Scraper when the exterior ambient temperature is at -25oF. The heater shall meet the heating requirements of SAE J1503.

3.9.8.9 Ignition switch. Unless otherwise specified (see 6.2), a single keyless engine start switch shall be provided. The switch shall control all electrical monitors and electrical equipment, except the horn and lights. If a key start is specified, the key switch shall be capable of either locking the steering wheel in place or lock the transmission selector control lever in place rendering the machine inoperable until unlocked.

3.9.9 Security. When specified (see 6.2), the Scraper shall be equipped with lockable caps to secure the following:

a. Fuel tank filler cap.

b. hydraulic oil tank filler cap

c. Engine oil filler cap and dipstick.

d. Transmission oil filler cap and dipstick.

e. Radiator filler cap.

f. Toolbox.

g. Battery box.

h. Dashboard.

i. Master switch.

When lockable cab doors, lockable engine hoods or side panels secure any of the above items; individual locking caps are not required. Those cab doors, engine hoods or side panels and tool box(es), battery box(es), dashboard panel, engine ignition, other access hoods or panels shall be able to be locked using a padlock eye with a minimum size of 0.375 inches.

3.10 Scraper section. The bowl shall be capable of power down, and shall provide for a minimum depth of cut of 12 inches. The Scraper shall have a spread depth of 18 inches (T) and 24 inches desired (O). The bowl shall have bolt-on, replaceable, and reversible cutting edges.

3.10.1 Capacity. The bowl shall have a minimum rated struck capacity of 14 loose cubic yards (LCY) when measured in accordance with ISO 6484. A minimum rated struck capacity of 24 LCY is desired (O). The Scraper shall have the ability to cut, scrape, and fully self-load (push load) its bowl. It shall haul, dump and spread earth via an ejection system capable of complete emptying of the bowl. Fully self-loading the bowl within 4 minutes is desired (O). The Scraper shall have the capability to be push loaded with a bulldozer (weighing 50,000 pounds) equipped with a semi-U blade. The Scraper shall be equipped with a “pusher block” built into the rear of the machined to accommodate the bulldozer.

3.10.2 Sliding floor/ejector. The combination sliding floor/ejector shall be equipped with double acting cylinders and shall provide for complete dumping of the bowl.

3.10.3 Cutting width. The width of the scraper cut shall be at least 114 inches and not to exceed 120 inches.

3.11 Hydraulic system/leakage. The Scraper shall be equipped with a hydraulic system which shall provide sufficient pressure for operating all attachments and related components. The degree of external hydraulic system leakage allowable shall not exceed class 3 of SAE J1176 for dust free conditions and class 3D of SAE J1176 for dusty conditions. The degree of external leakage allowable on drive-train components such as engine, axles, transmission, transfer cases, and gearboxes shall not exceed class 2 of SAE J1176 for dust free conditions and class 2D of SAE J1176 for dusty conditions. No evidence of fluid leakage shall be permitted in fuel, cooling or hydraulic brake systems.

3.12 Electrical system. The Scraper shall be equipped with the contractor’s standard commercial 24-volt negative ground electrical system in accordance with SAE J1614 and J1908. The electrical circuitry, including all components and connections, except as specified below, shall be protected from the effects of fungus growth and moisture:

Components or circuit elements that are inherently fungus and moisture resistant or which are hermetically sealed need not be treated.

Components or circuit elements whose functions will be adversely affected by fungus and moisture coating shall not be treated.

3.12.1 Batteries and cables. The batteries shall have sufficient cold cranking amperage to start the Scraper at -25°F (-40°F with arctic kit installed). Unless otherwise specified (see 6.2), It is required that the Scraper be equipped with a Pulse-Tech 24 volts Solargizer PN# 735X150, NSN 6130-01-392-8347. Additionally unless otherwise specified (see 6.2), the Scraper is required to be equipped with Hawker ARMSAFE Plus batteries NSN 6140-01-485-1472 in sufficient numbers to support the system. Battery cables with insulated covers shall conform to SAE J1127. Corrosion resistant bolts and nuts shall be provided. There shall be a warning plate, attached by screws, bolts, or rivets in a conspicuous protected location, on the box to warn of the presence of toxic fumes and the explosive hazards. The batteries shall be easily accessible/removable.

3.12.2 Master switch. A master switch shall be provided that will disconnect the batteries from the electrical system to prevent accidental draining of the batteries when the Scraper is not in use. The switch shall be accessible and conveniently located for ease of operation.

3.12.3 Grade control. Unless, otherwise specified (see 6.2), the Scraper shall be equipped with items that facilitate the use of the grade control systems currently in the DoD inventory. This shall include, at a minimum, wiring harness(es), mounting provisions for the GPS/laser receiver masts, electro-hydraulic valves for cutting edge height adjustment, as well as any software and software licenses required for control of the electro-hydraulic valves.

3.12.4 Lighting. The following lights with associated circuits, circuit breakers, or other protective devices and switches shall be provided.

Two headlights.

Two front working lights.

Combination stop and taillights.

Turn signals and emergency flashers.

Instrument panel lighting.

Rear floodlights to illuminate scraper bowl.

All lights with the exception of the instrument panel lighting shall be guarded or mounted in a protected location. If the lights are mounted on the ROPS, alternate provisions shall be made for mounting the lights when ROPS is removed. The brake lights shall override the emergency flashers.

3.12.5 Blackout lighting. The Scraper shall be furnished with one head and two tail/stop blackout lights conforming to MIL-STD-1179 (LED type). The blackout lights shall be controlled by an interior mechanical switch conforming to MIL-PRF-11021 which is readily accessible to the operator in his seated position. All other exterior lights, backup alarm and the horn, if electric, will be made inoperable automatically when the blackout lights are switched on.

3.12.6 Horn. An operator controlled horn shall be furnished.

3.12.7 Backup alarm. A backup alarm conforming to SAE J994 shall be furnished.

The backup alarm will provide an audible alarm a minimum of 10 dB greater than the ambient noise.

3.12.8 Slaving components. The Scraper shall be equipped with a 24 volt slave receptacle conforming to MIL-PRF-62122. The slave receptacle shall permit charging of the batteries and slave starting of the engine from an external power source and shall also provide a power source for charging and slaving other equipment. The slave receptacle shall be installed near the battery enclosure and shall be accessible to personnel standing on the ground. The receptacle shall be labeled “Slave, 24 Volts”.

3.12.9 Test Measurement and Diagnostic Equipment (TMDE). The vehicle shall have the manufacturer's standard on-board/embedded diagnostic capability to identify major system failures (i.e. check engine lights, blinking/flashing lights, etc.). The Contractor will also develop diagnostic and trouble shooting procedures using a standard multi-meter and the OEM Diagnostic Connector that allows for testing a vehicle without disassembly. The contractor shall provide the manufacturer's recommended min. and max. parameters for all OEM analyzer monitored components.

The OEM diagnostic connector will provide for monitoring of, but not limited to:

a. Starter Ground Circuit

b. Battery Terminal Voltage

c. Alternator Breaker

d. Key Breaker

e. Key Start Switch

f. Main Relay and/or Breaker

g. Coolant Switch

h. Start Aid Switch/Solenoid

i. Start Relay

j. Starter Solenoid Power Circuit

k. Starter Solenoid

l. Alternator

3.12.10 High-altitude Electromagnetic Protection (HEMP) and Electromagnetic Environmental Effects (E3). The Scraper will be High Altitude Electromagnetic Pulse (HEMP)/Near Strike Lightning (NSL)/Electromagnetic Environmental Effects (E3) and electronic warfare/information warfare survivable. This survivability is defined as: the vehicle will be capable of all critical driving and earthmoving operations, in a degraded mode of operation. Operation through a HEMP or NSL event is not required and re-cycling power to restore mission critical functions within 12 hours is acceptable.

3.12.10.1 Electromagnetic Emission Interference (EMI). The Scraper shall comply with applicable EMI and electromagnetic emission susceptibility requirements in accordance with MIL-STD-461, and commercial electromagnetic compatibility standards/recommendations as needed to support engine, transmission, braking, or other electronic controls.

3.12.10.2 Electromagnetic Environmental Effects (E3). The Scraper shall comply with the Electromagnetic Radiation Operational requirements in accordance with MIL- STD-464, using TABLE 1C.

3.12.10.3 Near Strike Lightning (NSL). The Scraper is required to survive a nearby lightning strike having the characteristics provided in MIL-STD-464, which occurs at a distance of 100m.

3.12.10.4 High Altitude Electromagnetic Pulse (HEMP). The Scraper is required to survive a HEMP event during powered down status in shipping, storage and staging deployment configurations, resulting in an operational ready system. During operation, the Scraper shall be capable of recycling power after exposure to the high altitude electromagnetic environment with component replacement, within 12 hours. A basic design environment can be found in unclassified form in MIL-STD-464, section 5.5.

Verification shall be demonstrated through design, analysis, and/or test. Any parts required to make the system operational after a HEMP event, shall be identified in the technical manuals.

3.13 Transportability. The Scraper shall be capable of being transported by military or commercial trailers, trains, marine vessels, and aircraft. Guidance on transportability criteria is defined in MIL-STD-1366 and TEA PAM 70-1. It shall be capable of withstanding the impact forces encountered in transport without damage or permanent deformation. The Scraper shall be equipped with tie down and slinging provisions conforming to MIL-STD-209. Removal of components is allowed for transport.

Preparation time for transport and reassemble time after transport shall be no more than two hours by two men. Removed components weighing over 500 pounds shall have it lifting and tie down provisions meeting MIL-STD-209. The Scraper shall meet the hazardous material requirements in CFR Title 49.

3.13.1 Tie-down provisions. The Scraper tie down provisions shall conform to the strength requirements of MIL-STD-209, with a total of 4 tie downs being preferred and no more than 6 tie-downs being acceptable. The tie down provisions shall satisfactorily complete the pull testing as specified without weld failure, permanent deformation, cracking, loosening, or breaking of the provision or its connecting structural components. In designing the tie down provisions, the strength of the tie down provisions shall include the weight of the Scraper and armor kit.

3.13.2 Slinging provisions. The slinging provisions shall conform to MIL-STD-209, Type I. The provisions shall enable the complete Scraper to be lifted in the normal operating position. The provisions shall be located so that not less than one inch clearance is maintained between slings and all exterior parts. The use of spreader bars is not permitted. The provisions shall be fastened to or be integral to members which will withstand stresses in the amount and direction of pull specified for the provisions without weld failure, permanent deformation, cracking, loosening, or breaking of the provision or its connecting structural components. In designing the slinging provisions, the strength of the slinging provisions shall include the weight of the Scraper and armor kit. Slinging provisions may also be used as tie down provisions when such provisions meet the requirements specified in 3.14.1. All slinging/tie down provisions shall be labeled “LIFT”, “TIEDOWN” or “LIFT TIEDOWN”, as appropriate, in not less than 1-inch (2.54 cm) high letters.

3.13.3 Air transportability. It is desired for the Scraper to be capable of being loaded and transported in the C-17 and C-5A aircraft. See TEA PAM 70-1 and MIL-STD-1791 for guidance.

3.13.4 Rail transportability. The Scraper shall be rail transportable in the Continental United States (CONUS) and North Atlantic Treaty Organization (NATO) countries. The Scraper shall be capable of withstanding shock loads resulting from rail impact testing without failure, damage, or permanent deformation. When loaded on a 50-inch high rail car, the Scraper shall meet the dimensional requirements of the Association of American Railroads (AAR) Outline Diagram for Single Loads, Without End Overhang, on Open-Top Cars. The Scraper shall meet the dimensional requirements of Gabarit International de Chargement (GIC) equipment gauge diagram. These diagrams apply to standard gauge rail lines in the CONUS and NATO countries. Transport by rail without disassembly is desired.

3.13.5 Highway transportability. The Scraper shall be highway transportable on the M870 Medium Heavy Equipment Transporter (MHET), which has a deck height of 42”.

Transport by highway without disassembly is desired.

3.13.6 Marine transportability. The Scraper shall be capable of transport on Roll- On/Roll-Off (RORO), barge carrying (LASH and SEABEE) ships, and Army watercraft.

3.14 Towing devices. The Scraper shall be equipped with a front drawbar pin and two rear retrieval provisions capable of withstanding a load of at least 75 percent of the vehicle's curb weight, without failure or permanent deformation when the load is applied at an angle of up to 45 degrees from the longitudinal axis.

3.15 Maintainability. A means shall be made for ease of adjusting, servicing, or replacing parts and components, and shall conform to the recommendations of ISO 2860. All major assemblies and installed attachments shall be accessible for maintenance, repair, and replacement without the removal of other major assemblies and installed attachments not normally removed. Covers or plates except rock guards that must be removed for component adjustment, repair, replacement, or maintenance shall be equipped with quick-disconnect fasteners. The operator’s daily preventive maintenance checks and service (PMCS) shall not exceed 30 minutes for each interval, i.e. 30 minutes before checks, 30 minutes during checks, and 30 minutes after checks.

Scheduled preventive maintenance, except for operational checks, shall not be required more often than every 50 hours. The Government accepts the reliability and maintainability (R&M) inherent in the commercial version of the Scraper; however the commercial R&M inherent shall be considered the threshold. Any modifications that improve the R&M of the commercial version shall be incorporated into future acquisitions as the Original Equipment Manufacturer (OEM) improves the system to achieve their own improved R&M goals. Any differences between the commercial and the military version of the item that are stipulated by the Government shall be implemented to minimize adverse impacts to the R&M of the military version.

3.16 Identification plates and marking. Each Scraper shall be furnished with an identification plate showing the specific unique identification markings as defined in MIL- STD-130. The identification plate shall include the following information: contractor’s model number, NSN, military registration number, Scraper identification number, weight, date of manufacture and date of delivery. The identification plate shall be permanently affixed to the Scraper in a readily accessible and conspicuous location. Plates shall conform to A-A-50271 or contractor’s standard plates subject to the approval of the contracting officer. All attachments or components removed or disassembled for shipment shall be match marked for proper re-assembly in accordance with the contractor’s standard method. All required identification, instruction, shipping, and warranty plates must be visible both with and without CPK installed. If a required plate is covered when the CPK is installed, a plate with the appropriate information for the configuration shall be permanently affixed to a visible portion of the CPK. If the information provided on a plate differs between the armored and unarmored conditions (i.e. shipping data), both conditions must be displayed on the plate, or the unarmored configuration plate must be covered and replaced when the CPK is installed.

3.16.1 Instruction plates. The Scraper shall be equipped with instruction or diagram plates describing procedures to be followed for operating, servicing, and lubrication.

Plates describing safety measures, cautions or warnings against operations detrimental to the Scraper shall be in accordance with A-A-50271. The plates shall be attached by screws, bolts, or rivets and affixed to the Scraper in a location that's protected and conspicuous. Instructions for cab size reduction or cab removal and installation or any other transportability issue(s) shall be provided in the operator's manual and on cards, approximately 5 inches by 8 inches and encased in laminated plastic. One set of these cards shall be furnished with each Scraper as applicable.

3.16.2 Shipping data plates. Each Scraper shall be furnished with a shipping data plate. All shipping data plates shall show a silhouette of the Scraper in its transport configuration indicating the shipping weight, center of gravity and the location and capacity of the slinging and tie-down provisions. The plate shall be attached by screws, bolts or rivets and affixed to the Scraper in a place that's protected and conspicuous.

3.16.3 Unique Identification Marking (UID). Any assembly, subassembly, component, repairable, or serially managed part with a government acquisition cost of $5,000.00 or more, shall be marked in accordance with MIL-STD-130. Marking will be permanent in nature and located in an area which is easily identified. The main structural frame(s) need not have this marking.

3.16.4 Warranty data plate. Each Scraper shall be furnished with a warranty data plate. The plate shall contain the following information:

a. Date the warranty commences.

b. Warranty period.

c. Contract Number.

d. Manufacturer’s Name.

e. Date of Manufacture.

The plate shall be attached by screws, bolts or rivets and affixed to the Scraper in a place that’s protected and conspicuous.

3.17 Military load classification identification. A classification number for the Scraper shall be displayed with 3.5-inch gothic black numerals centered within a 9-inch diameter, 0.25 inch thick black border. This sign is displayed on the front (curbside) of the Scraper and below the operator’s line of vision. The sign may be painted or placed on a plate permanently mounted (MIL-S-40626) to the Scraper. The sign shall be visible at ground level at a distance of 20 feet from the left front of the Scraper. The government will assign the weight classification number.

3.18 Chemical Decontamination Decal. A warning decal (NSN:7690-01-114-3702) in accordance with Technical Bulletin 43-0219, shall be placed on the air filter housing stating "If NBC exposure is suspected, all air filter media will be handled by personnel wearing full NBC protective equipment. See operator/maintenance manual."

3.19 Treatment and painting. All external surfaces of the machine suitable for painting, except those that reach a temperature of 400 degrees F, shall be cleaned, treated and CARC painted IAW MIL-C-53072 using MIL-C-46168 or MIL-DTL-53039.

The use of IE2732 is permissible. In lieu of this, a waterborne CARC paint may be applied in accordance with MIL-DTL-64159, Type I, from one of the approved suppliers.

Those surfaces that reach 400 degrees F during operation shall be coated with a high temperature resistant paint of limited reflectivity. Vehicles shall be painted either green 383, or tan 686 IAW FED-STD-595 as specified in 6.2. Surfaces not suitable for painting shall be treated to, or inherently provide, a surface of limited reflectivity, as shall interior components visible from the exterior. Other internal components not visible from the exterior may be finished with the manufacturer's standard colors and paint, plating, or treatment.

3.19.1 Camouflage pattern data. When specified (see 6.2), the contractor shall provide drawings for development of camouflage pattern data.

3.20 Special tools. The requirement for special tools shall be kept to a minimum.

Unless otherwise specified (see 6.2), any nonstandard or special tools that are required for equipment operation and operator maintenance of the Scraper shall be furnished with the Scraper.

3.21 Toolbox. A lockable weather protected storage compartment(s) or toolbox of sufficient size to hold all tools and equipment required for operation and operator maintenance shall be provided. See tools listed in 3.22. It shall be located above the fording depth of the Scraper. The tool box/cover shall be secured using a padlock eye minimum size 0.375 inches. A means for draining the box shall be provided.

3.22 Basic issue item. The following Basic Issue Items (or their commercial equivalent) shall be furnished with each Scraper.

Item NSN Quantity Operator's Manual Bag, Pamphlet, Loose-Leaf 7510-00-889-3494 1 ea Bag, Cotton Duck: 10"X20" (satchel) 5140-00-473-6256 1 ea Triangle, Folding Reflective 9905-00-148-9546 1 ea Wrench, Adjustable, 12" 5120-00-264-3796 1 ea Screwdriver, 5" 5120-00-227-7338 1 ea Cross Tip Screwdriver 5120-00-224-7375 1 ea Pliers, Slipjoint, 10" 5120-00-278-0352 1 ea Case, Maintenance 7520-00-559-9618 1 ea Tire Gauge 4910-00-204-3170 1 ea Hose, Pneumatic, Tire Inflator 4720-00-328-5422 1 ea Goggles, Eye Protective 4290-00-052-3776 1 ea Grease gun 4930-00-007-2185 1 ea

3.23 Welding and welders. Welding procedures and welder qualification shall be in accordance with AWS D14.3.

3.24 Crew Protection kit (CPK). The Scraper shall be provided with a CPK that provides complete operator protection against direct small arms fire and improvised explosive devices (IED). The CPK shall be provided in the form of a two part “A-kit/B-kit” or “A-kit/C-kit”. The A-Kit consists of permanent mounting provisions along with any vehicle modifications required to accept the armor package (e.g. armored floor panel, suspension and tire changes due to the increased weight of the armor kit, etc.). The A-kit shall be installed during production on every vehicle. The B-kit consists of multiple components that need to be individually installed on the Scraper. The C-kit consists of a complete interchangeable armored cab. To facilitate the removal and installation of the C-kit, quick disconnect shall be provided for all electrical and hydraulic connections (as a minimum, provide shutoff valves on hydraulic lines so as not to require draining of fluids). The CPK shall not only protect from the direct and indirect fire but also include protection from secondary projectiles. When specified, the Scraper shall be provided with a CPK (see 6.2).

3.24.1 Crew protection armor kit. The Scraper, with the armor kit, shall provide minimum degradation to performance and maintainability, be easily and quickly installed, and maximize commonality of attaching hardware with no special tools required for maintenance. The level of protection for the transparent armor shall be the same as the opaque armor. All transparent armor shall be provided with a tear-off protective film to improve abrasion and chip resistance. Layers shall be made of an optical grade DuPont - Mylar® polyester film or equivalent.