Purchase Description for Family of Dozers ATPD-2371.pdf
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- Medium Dozer Request for Information
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- MediumDozerRFI2025
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Department of the Army
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This is a Purchase Description for a Family of Dozers (ATPD-2371) detailing military requirements for two types of crawler tractors: Light Dozers (T-5) and Medium Dozers (T-9). The document specifies comprehensive technical and performance requirements for diesel-powered, air-transportable crawler tractors with specific configurations including optional winch or ripper attachments. Key specifications include air transportability by different aircraft (C-130, C-5, C-17), weight limits (25,000 lbs for Light Dozers, 54,000 lbs for Medium Dozers), operational capabilities across various environmental conditions, and extensive survivability and safety standards.
The purchase description covers detailed requirements for vehicle performance, including stability on slopes, earthmoving capabilities, drawbar pull specifications, operating temperatures (-40°F to +120°F), fording depths, maneuverability, and comprehensive testing protocols. Additional critical requirements include crew protection armor kits, electromagnetic and environmental survivability, diagnostic capabilities, electrical systems, powertrain specifications, and strict compliance with military standards for transportation, safety, maintainability, and operational reliability. The document is designed to procure militarized commercial crawler tractors that can support military construction, demolition, and quarry operations across diverse operational environments.
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PURCHASE DESCRIPTION # ATPD-2371
UNCLAS: Dist A. Approved for Public Release
ATPD-2371
02 June 2008
Purchase Description
For
FAMILY OF DOZERS
LIGHT DOZERS (T-5)
MEDIUM DOZERS (T-9)
1. SCOPE
1.1 Scope. This purchase description covers a family of militarized commercial, crawler tractors. The family of dozers (FOD) consists of consists of two sizes; Light Dozer and Medium Dozers.
1.2 Classification. The FOD is defined as diesel engine driven, air-transportable, crawler tractors with a dozer blade and an optional winch or ripper. The FOD shall be of the following types:
Light Dozer: Light Drawbar, Air Transportable with Winch (Type I) or Ripper (Type II), Air Droppable (Air Assault desired)
Medium Dozer: Medium Drawbar, Air Transportable with Winch (Type I) or Ripper (Type II)
1.2.1 Light Dozers. The Light Dozer(s) shall be classified as a light drawbar dozer that is air transportable by C-130, air-droppable and is equipped with a winch (Type I) or ripper (Type II).
1.2.2 Medium Dozers. The Medium Dozer(s) shall be classified as a medium drawbar dozer that is air transportable by C-5 and C-17, and is equipped with a winch (Type I) or ripper (Type II).
1.3 Required / Desired. Within this procuring document, the requirement refers to the minimum threshold that will be expected or accepted (required). Desired refers to the Army’s objective that it would like to achieve.
1.4 Armor Considerations. All criteria shall be met in the armor A-Kit configuration (see 3.5.6). Except where noted, all criteria shall also be met with the Crew Protection Kit (CPK) installed (see 3.5.6).
2. APPLICABLE DOCUMENTS
2.1 Government Documents.
2.1.1 Specifications and Standards. 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 A-A-50271 Plate, Identification A-A-52513 Bracket Assembly, Liquid Container, Five Gallon A-A-59592 Can, fuel, Military: 20-Liter Capacity
Military FM 5-33 Terrain Analysis NATOSTANAG-4019 Emergency Towing Facilities NATOSTANAG-4074 Auxiliary Power Unit Connections for Starting Tactical
Land Vehicles MIL-A-12560 Armor Plate, Steel, Wrought, Homogeneous (For Use In
Combat-Vehicles And For Ammunition Testing) MIL-A-46100 Armor, Plate, Steel, Wrought, High-Hardness
MIL-DTL-5624 TURBINE FUEL, AVIATION, GRADES JP-4 AND JP-5
MIL-DTL-46027 Armor Plate, Aluminum Alloy, Weldable 5083 And 5456 MIL-DTL-53072 CARC System Application Procedures and Quality
Control Inspection.
MIL-DTL-83133 TURBINE FUELS, AVIATION, KEROSENE TYPES,
NATO F-34 (JP-8), AND NATO F-35, AND JP-8+100
MIL-HDBK-1791 Designing for Internal Aerial Delivery in Fixed Wing
Aircraft MIL-PRF-2104 Lubricating Oil, Internal Combustion Engine, Combat and
Tactical Service/Tactical Services MIL-PRF-2105 Lubricating Oil, Gear, Multipurpose MIL-PRF-10924 Grease, Automotive and Artillery MIL-PRF-23827 Grease, Aircraft and Instrument, Gear and Actuator
Screw, NATO Code Number G-354 MIL-PRF-46167 Lubricating Oil, Internal Combustion Engine, Arctic MIL-PRF-46170 Hydraulic Fluid, Rust Inhibited, Fire Resistant, Synthetic
Hydrocarbon Base
MIL-PRF-46176 Brake Fluid, Silicone, Automotive, All Weather, Operational and Preservative, Metric
MIL-STD-130L Standard Practice Identification Marking of U.S. Military Property
MIL-STD-209 Interface Standard for Lifting and Tie down Provisions for Military Equipment
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 Test Methods MIL-STD-913 Requirements for the Certification of Externally
Transported Military Equipment by Department of Defense Rotary Wing Aircraft
MIL-STD-1366 Interface Standard for Transportability Criteria MIL-STD-2169 High Altitude Electromagnetic Pulse (HAEMP)
Environment MIL-V-81940/1 Valve, Sampling and Bleed, Hydraulic, Type II Systems
2.1.2 Other Government documents drawings, and publications.
US ARMY TANK-AUTOMOTIVE AND ARMAMENTS COMMAND (TACOM)
ATPD 2352 Transparent Armor
DRAWINGS:
ME 13229E8014 and 13229E8016 - Bracket Assembly Rifle Stowage
REPORT NO. CR-82-588-003 Rev 1, Feb 1988 – Design Guide For Vehicle Diagnostic Connector Assemblies
DEPARTMENT OF LABOR (DOL)
29 CFR 1910- Occupational Safety and Health Standards (OSHA) 29 CFR 1926- Safety and Health Regulation for Construction
ENVIRONMENTAL PROTECTION AGENCY (EPA)
40 CFR 89- Control Of Emissions From New And In-Use Nonroad Compression-Ignition Engines
40 CFR 1039- Air Pollution Controls
(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
(Application for copies should be addressed to the Military Director, SURFACE
DEPLOYMENT AND DISTRIBUTION COMMAND TRANSPORTATION
ENGINEERING AGENCY (SDDCTEA), ATTN: SDDCTEA, 709 Word Drive, Bldg 1990, Scott Air Force Base, IL 60225).
2.2 Other Publications. The Following document(s) form a part of this specification to the extent specified herein.
AMERICAN WELDING SOCIETY, INC. (AWS)
AWS D14.3 – Earthmoving and Construction Equipment Welding, Section 5
(Application for copies should be addressed to the American Welding Society, Inc., 550 NW LeJune Road, Miami, FL 33126)
AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM)
ASTM A36 - STANDARD SPECIFICATION FOR CARBON STRUCTURAL STEEL
AMERICAN TRUCKING ASSOCIATION (ATA)
Road Limitations
(Application for copies can be addressed to ATA Inc, 2200 Mill Road, Alexandria, VA 22314-4677).
ASSOCIATION OF AMERICAN RAILROADS (AAR)
General Rules Governing the Loading of Commodities on Open-Top Cars and Trailers
(Application for copies should be addressed to the IRF, 525 School St., Washington, D.C. 20024)
INTERNATIONAL ROAD FEDERATION (IRF)
Size and Limit
(Application for copies can be addressed to IRF, 525 School Street, Washington, DC 20024).
SOCIETY OF AUTOMOTIVE ENGINEERS, INC (SAE)
AMS-M-7866 Molybdenum Disulfide, Technical, Lubrication Grade J88 Sound Measurement - Earth moving Machinery – Exterior J98 Personnel Protection for General Purpose Industrial Machines J115 Safety Signs J185 Access Systems for Off-Road Machines J231 Minimum Performance Criteria for Falling Object Protective Structure
(FOPS)
J386 Operator Restraint System for Off-Road Work Machines J514 Hydraulic Tube Fittings J551 Performance Levels and Methods of Measurements of Electromagnetic
Radiation from Vehicles and Devices J674 Safety Glazing Materials - Motor Vehicles J753 Lubrication Chart - Construction and Industrial Machinery J821 Electrical Wiring Systems for Construction and Agricultural and Off-
Road Machines J833 USA Human Physical Dimensions J872 Drawbar Test Procedure for Construction, Forestry and Industrial Machines (ISO-7464) J898 Control Locations for Off- Road Work Machines J899 Operator’s Seat Dimensions for Off-Road self-propelled Machine J919 Sound Measurement-Off Road Machines-Operator Singular Type J925 Minimum Service Access Dimensions for Off-Road Machines J994 Alarm- Backup- Electric Laboratory Performance Testing J1013 Measurement of Whole Body Vibration of the Seated Operator of Off-
Highway Work Machines J1040 Performance Criteria for Roll- over Protective Structure (ROPS) for
Construction, Earthmoving, Forestry, and Mining Machines J1113 Susceptibility Measurement Procedures for Vehicle Components 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 J1587 Joint SAE/TMC Electronic Data Interchange Between Microcomputer
Systems in Medium Duty Vehicle Applications J1708 Serial Data Communication between Microcomputer Systems in Medium
Duty Vehicle Applications J1908 Electrical Grounding Practice, Standard J1939 Recommended Practice for Truck and Bus Control and Communications
Network.
J1939/13 Off-Board Diagnostic Connector
(Application for copies should be addressed to the Society of Automotive Engineers, Inc., 400 Commonwealth Drive, Warrendale, PA 15096.)
2.3 Order of Precedence. In the event of a conflict between the text of this purchase description and the references cited [except for associated detail specifications or Military Standards (MS)], the text of this purchase description shall take precedence.
Nothing in this purchase description, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained.
3. REQUIREMENTS
3.1 Description and Characteristics. The FOD 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. When specified requirements are not stated herein, all items listed as standard equipment in the Contractor’s published specification brochures and catalogues, or normally furnished to commercial customers as standard equipment, shall be furnished. The FOD shall be equipped with any optional equipment necessary to comply with requirements specified herein. Optional equipment is defined as equipment not standard with the FOD but which has been furnished to the commercial customer, such as special features or allied equipment. The FOD shall be equipped with all components necessary to enable the dozers to function reliably and efficiently in accordance with requirements stated herein. Manufacturer decals, logos and model numbers shall not be displayed on the dozers. The FOD shall conform to all Federal Law and regulations governing safety, noise levels and pollution, which are in effect on the date of proposal or publicly known to be scheduled for implementation during the performance of the contract.
3.1.1 Description. The FOD shall be diesel engine driven, crawler type, equipped with sealed and lubricated oscillating tracks, and a hydraulic system for operation of all attachments specified in 3.1. The FOD shall be equipped with Roll Over Protective Structure(s) (ROPS), Falling Object Protective Structure(s) (FOPS), straight blade with tilt capability for the Light dozers and a semi-U (straight) type blade with hydraulic tilt for the Medium dozers.
3.1.2 First Article (Preproduction Model). The Contractor shall furnish three tractors of each type for examination and demonstration within the time frame specified (see 6.2); to prove prior to starting production that their production methods and choice of design detail will produce tractors that comply with the requirements of this specification. The examination and demonstrations shall be as specified in Section 4.
The examination and all demonstrations conducted by the Contractor shall be subject to surveillance and approval by the Government. Acceptance of the preproduction models will be dependent on successful completion of the examination, and Contractor demonstrations.
3.1.3 Reserved.
3.1.4 Material. All material used in the manufacture of the FOD shall be of the same type and quality as that being used by the Contractor in their comparable production tractors for commercial market sales. Material shall be free from any defects or imperfections that would affect the FOD's operations or serviceability.
3.1.5 Light Dozers. The Light Type I and Type II dozers shall be identical base machines with different attachments as defined herein. Dozer shall be equipped with a straight blade with tilt capability.
3.1.5.1 Winch. The Light Type I dozers shall have a winch of a size normally provided with this size tractor with a minimum of 150 feet of cable. When equipped with a winch, the dozer must be capable of self recovery onto an M870 trailer. A drawbar or towing coupler integral with the winch shall be furnished. A drawbar or towing coupler pin with locking device permanently attached to the drawbar or towing coupler shall be provided. Cable end shall be looped with a thimble and clamp. It shall be equipped with a clevis and latching hook.
3.1.5.2 Reserved.
3.1.5.3 Ripper. The Light Type II dozers shall have a three shank ripper of a size normally provided with this size tractor. The three shank ripper shall have a digging depth of not less than 12 inches (threshold) and 16 inches (objective). The ripper shall have sufficient hydraulic force to lift the rear of the tractor clear of the ground and raise the ripper from maximum digging depth to the normal carry position. Ripper controls shall be located in the operator's compartment of the tractor.
3.1.5.4 Weight Limits. Light dozer with ROPS, cab, blade, winch, all accessories, coolant, lubricants, hydraulic fluid and full fuel tank shall have a minimum weight of 25,000lbs. Minimum weight should not include any counterweights or crew protection.
Maximum weight shall be governed by the transportability requirements outlined in section 3.3.
3.1.6 Medium Dozers. The Medium Type I and Type II dozers shall be identical base machines with different attachments as defined herein. Dozer shall be equipped with a semi-U (straight) tilt blade.
3.1.6.1 Winch. The Medium Type I dozer shall have a winch of a size normally provided with this size tractor with a minimum of 175 feet of cable. When equipped with a winch, the dozer must be capable of self recovery onto an M870 trailer. A drawbar or towing coupler integral with the winch shall be furnished. A drawbar or towing coupler pin with locking device permanently attached to the drawbar or towing coupler shall be provided. Cable end shall be looped with a thimble and clamp. It shall be equipped with a clevis and latching hook.
3.1.6.2 Reserved.
3.1.6.3 Ripper. The Medium Type II dozer shall have a three shank ripper of a size normally provided with this size tractor that can penetrate and rip compacted soil with boulders (up to a seismic velocity up 6400ft/sec). The three shank ripper shall have a digging depth of not less than 26 inches. The ripper shall have sufficient hydraulic force to lift the rear of the tractor clear of the ground and raise the ripper from maximum digging depth to the normal carry position. Ripper controls shall be located in the operator's compartment of the tractor.
3.1.6.4 Weight Limits. Medium dozer with ROPS, cab, blade, ripper, all accessories, coolant, lubricants, hydraulic fluid and full fuel tank shall have a minimum weight of 54,000lbs. Minimum weight should not include any counterweights or crew protection.
Maximum weight shall be governed by the transportability requirements outlined in section 3.3.
3.1.6.5 Sifter. The Medium dozers shall be equipped with the ability to accept and operate a sifter applicable to this size dozer. The sifter shall attach to the front of the dozer, using the same attachment method as blade provided. It is desired that dozer be provided with a hydraulic supply port capable of 60 gallons per minute, at 3000 psi.
3.1.7 Supplemental Armor Set/Crew Protection Kit. The dozer shall be provided with a Crew Protection Kit that provides complete operator protection as required in addendum 1. The CPK shall be provided in the form of a two part “A-Kit/C-Kit”. The A- Kit shall consist of permanent, non-removable portions of integral components and mounting provisions that allow the mounting of the C-Kit. The A-Kit shall include armor protection to those portions of the cab, which by basis of design, would make it difficult or impossible for upgrading to full crew protection. The A-Kit shall also consist of underside ballistic protection to include, but not limited to, armored floor panels. The A- Kit shall incorporate any vehicle modifications required to allow the dozer to accept and operate with the armor package. The A-Kit shall be installed during production on every vehicle. The C-Kit consists of a complete interchangeable armored cab. When specified, the dozer shall be provided with a complete A-Kit/C-Kit CPK (see 6.2).
3.2 Performance. The FOD shall withstand the usage encountered in military operations such as transport by aircraft, dozing, ditching, backfilling, slope operation, winching in arid/abrasive soils, and operation in all types of weather as specified herein without breakage, malfunction or permanent deformation.
3.2.1 Stability. The FOD with CPK install on unpaved surface shall negotiate 35% side slopes and 60% longitudinal slopes without either track losing contact with the ground.
Dozer shall be equipped with imbedded inclinometer. All moving parts shall maintain desired lubrication levels when the tractor is operating under these conditions. No loss of hydraulic power to the attachments or tractor control system shall be present. The fuel system shall maintain operating pressure when operating on these slopes.
3.2.2 Earthmoving. The Light Dozer with CPK installed shall be capable of moving 120 LCY/hour @ 300 feet, and the Medium Dozer with CPK installed shall be capable of moving 246 LCY/hour @ 300 feet
3.2.3 Drawbar Pull.
The FOD tractors shall deliver the following drawbar pull.
Light T-5:
Type I Type II
a. Useable 28,000 lbs 27,594 lbs
b. @ 1.0 Mph 28,000 lbs 28,000 lbs
c. @ Zero Speed 40,000 lbs 40,000 lbs
Medium T-9:
Type I Type II
a. Useable 54,045 lbs 56,655 lbs
b. @ 1.4 Mph 45,000 lbs 45,000 lbs
c. @ Zero Speed 100,000 lbs 100,000 lbs
Method 1: Useable drawbar is defined as the calculated available push/pull power. This shall be calculated as a product of tractor operating weight and traction coefficient (assume 0.9). Operating weight shall be the standard configuration and exclude any counterweights or crew protection kit.
Method 2: Drawbar at speed shall be measured IAW ISO 7464. Zero speed shall represent the maximum drawbar.
3.2.4 Operating Temperature. The FOD shall be capable of starting within 5 minutes and operating within 15 minutes of starting in hot and basic climate regions (+120F to -
25F) (Threshold). When specified (See 6.2), an arctic cold weather starting aid kit, shall be available for starting and operating in cold regions from -25F to -40F. 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. The FOD with arctic kit shall be capable of starting within 45 minutes and operating under full-load conditions within 15 minutes after engine start for vehicles destined to arctic areas.
3.2.5 Fording. The FOD tractors shall start and operate during and after fording operations in fresh water. Light dozers shall ford to a minimum depth of 24 inches and medium dozers to a minimum depth of 30 inches with no preparation (Threshold), 60 inches with a deep fording kit (Objective), including wave action without damage and without leakage of water into reservoirs containing lubricants or fluids.
3.2.6 Operation and Maneuverability. To increase productivity, the dozer must be capable of rapid reverse movement to reduce cycle time. It is desired that both dozers also have the capability of full power turns and tight turning radius. A full power turn is defined as the ability for the dozer to maintain 100% power to both tracks while maintaining speed throughout a turn. A tight turn radius is defined as the ability to turn within its own length.
3.2.7 Construction Equipment Interoperability. The medium dozer shall have the capability with a push plate installed to push load the current Army heavy scraper (Threshold).
3.3 Transport Requirements. The dozer(s), with and without CPK, shall have the capability of being transportable worldwide by rail, marine, highway, and air modes as specified in subparagraphs 3.3.1 – 3.3.9. Guidance on transportability criteria is defined in MIL-STD-1366 and SDDCTEA Pamphlet 70-1.
3.3.1 Rail Transport. The FOD shall be rail transportable in CONUS and NATO countries without restrictions. Reference MIL-STD-1366. The FOD shall be capable of withstanding shock loads resulting from rail impact testing without failure, damage, or permanent deformation. When loaded on a 51-inch high rail car, the FOD shall meet the dimensional requirements of the Association of American Railroads (AAR) Outline Diagram for Single Loads, Without End Overhang, on Open-Top Cars. When mounted on a 51.4-inch high railcar, the FOD shall meet the dimensional requirements of Gabarit International de Chargement (GIC) equipment gauge diagram. These diagrams apply to standard gauge rail lines in the Continental United States (CONUS) and NATO countries. Light dozers shall be transportable by rail with disassembly in one hour or less by the unit (Threshold), in 30 minutes or less by two Soldiers (Objective), using BII only (Objective). Medium dozers shall be transportable by rail with disassembly in two hour or less by the unit and component removal shall be done with equipment organic to the unit (Threshold), transport preparation in 1 hour or less by unit is desired (Objective).
3.3.2 Marine Transport. The FOD vehicles shall be capable of transport on roll-on/roll-off (RORO), break bulk (general cargo), and barge carrying (LASH and SEABEE) ships, as well as Army watercraft. Light dozers shall be transportable by marine mode with disassembly in one hour or less by the unit (Threshold), in 30 minutes or less by two Soldiers (Objective), using BII only (Objective). Medium dozers shall be transportable by marine mode with disassembly in two hour or less by the unit and component removal shall be done with equipment organic to the unit (Threshold), transport preparation in 1 hour or less by unit is desired (Objective).
3.3.3 Highway Transport. The Light dozers shall be highway transportable and self-loading onto the M172 series trailer which has a deck height of 39.5 inches and the M870 series trailer which has a deck height of 42 inches while meeting worldwide transportation requirements, with disassembly in one hour or less by the unit (Threshold), in 30 minutes or less by two Soldiers (Objective), using BII only (Objective). Trailer transport fully assembled is desired (Objective). Medium dozers shall be highway transportable on the M870 series trailer while meeting worldwide transportation requirements, with disassembly in two hours or less by the unit
(Threshold), one hour or less (Objective), and component removal shall be done with equipment organic to the unit.
3.3.4 Internal Air Transport.
3.3.4.1 The Light dozers without C-Kit installed shall be air transportable on the C-130.
The Light dozer shall be C-130 drive-on drive-off configuration (under its own power) capable with operator in the driver’s seat. Preparation time shall be 2 hours or less by two Soldiers, using BII onlyMIL-HDBK-1791 is available for guidance. The FOD vehicles shall be air transportable while filled to a minimum 25 percent, up to a maximum 75 percent, fuel capacity
3.3.4.2 The Medium dozers without C-Kit installed, in drive-on drive-off configuration (under its own power) with operator in the driver’s seat shall be air transportable on C- 17 aircraft with preparation time of 4 hours or less. MIL-HDBK-1791 is available for guidance. The FOD vehicles shall be air transportable while filled to a minimum 25 percent, up to a maximum 75 percent, fuel capacity.
3.3.5 External Air transport (Objective). The Light dozer without C-Kit installed shall meet the requirements of MIL-STD-209 and MIL-STD-913 for helicopter transport. The dozer shall be capable of being transported externally from a CH47 helicopter at an altitude of 4,000 ft over 30 nautical miles. In no more than two lifts the dozer weight shall not exceed 16,644 lbs. per lift when transported while filled to 75 percent fuel capacity.
3.3.6 Airdrop. The Light dozers without C-Kit installed shall be capable of being airdropped as a single load from C-130 aircraft without breakage or permanent deformation of any structural member or component, or loss of the dozer’s ability to perform all functions specified herein. The dozer shall be transportable while filled to 75 percent fuel capacity. MIL-HDBK-669 can be used as a guide for determining impact forces resulting from airdrop. The Government will rig and drop in accordance to the design requirements defined in MIL-HDBK-669.
3.3.6.1 Parachute Suspension Provisions. Four integral suspension provisions conforming to MIL-STD-814 shall be furnished on the Light dozer. The parachute suspension provisions shall withstand the stresses in the amount and direction of pull specified without weld failure or permanent deformation of the dozer or the provisions.
The parachute suspension provisions shall be labeled “ATTACH DROP PARACHUTE HERE” in 0.5 inch non reflective black lettering.
3.3.7 Tie-down Provisions. All dozers shall have four tie-down provisions conforming to the strength requirements of MIL-STD-209. 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.
3.3.8 Towing Lugs. The dozer(s) shall have towing provisions. The towing lugs shall support one and a half times the dozer weight without failure or permanent deformation when the load is applied at an angle of up to 45 degrees from the longitudinal axis. The dozer shall have two lugs on the rear and one in the front that will not create a safety hazard for operator and/or maintenance personnel and shall be in compliance with NATO STANAG 4019, for both front and rear.
3.3.9 Crew Protection Kit Transportation. The CPK shall be delivered and stored in a container that is new, weatherproof, non-collapsible, lockable, repairable, and suitable for repeated use. The container shall be stackable to two-high (that is one base container with one container on top) when fully loaded to container rated gross weight without damage or permanent deformation. The container shall be configured such that all components of the armor kit are protected during shipment, and to facilitate quick inventory of the contents. When the armor kit is installed on a dozer, the container shall store all items removed from the dozer to facilitate armor installation. The container shall have forklift pockets that conform to STANAG 2828 that allow the container to be fork lifted from all four sides. The containers IAW MIL-STD-209 shall be capable of being transported by military and commercial vehicles, trailers, trains, marine vessels, aircraft, dolly sets and shall withstand the impact forces encountered in shipment without damage or permanent deformation. The containers shall be capable of being transported by C-130, C-5, and C-17 with or without supporting equipment existing in the DoD system. Container shall be externally transportable by CH-47. The container shall be painted the same color as the armor kit contained within, in accordance with
3.13. For container types existing in the DoD inventory, the modifications performed for this effort shall not void existing certifications.
3.3.10 Slinging Provisions. All dozers shall have slinging provisions conforming to MIL-STD-209, Type I. The provisions shall enable the complete dozer, and sectionalized pieces (if applicable), including armor kit, 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 integral to members which will withstand stresses in the amount and direction of pull specified for the provisions without weld failure, permanent deformation, and cracking, loosening, or breaking of the provision or its connecting structural components. Slinging provisions may also be used as tie-down provisions when such provisions meet the requirements specified in
3.3.7. All slinging/tie-down provisions shall be labeled “LIFT”, “TIEDOWN” or “LIFT TIEDOWN”, as appropriate, in 1-inch (2.54 cm) high letters. For the Light dozers only, parachute suspension provisions may be used as slinging provisions if they meet the requirements of MIL-STD-209.
3.4 Safety. The FOD vehicles shall comply with all applicable commercial or military safety and health hazard standards. The FOD vehicles shall meet all industry and Government requirements and design practices to ensure the system optimizes safety during storage; ground, air, and sea transport; air drop; sling loading; maintenance;
operation ground guiding; and disposal. All operator access areas shall be equipped with non-skid decking surfaces and handholds. The FOD shall comply with applicable OSHA 29 CFR 1910 and 1926, and SAE J98, J115, J185 and J1308.
3.4.1 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 and mounted in the operator compartment.
3.4.2 Noise Limits. The interior operator station noise and exterior noise of the dozer(s) shall be below 85-dB when measured in accordance with SAE J1166 and J919. The exterior noise measurement shall be in accordance with SAE J88. Noise data measurements used shall be recorded as required per SAE J88 and J1166. Note:
An exchange of 3 dB, in lieu of 5 dB, increase in sound level for halving of the time period shall be applied to the sound level data. If the sound level exceeds 85-dBA, warning plates containing the following must be permanently affixed to the dozer:
“WARNING, HEARING PROTECTION REQUIRED WHEN OPERATING THIS
VEHICLE”. The plates located inside the cab as well as outside the cab shall be clearly visible and legible to all personnel exposed to the hazard. For exterior noise measurement, the maximum distance from the dozer at which 85-dBA is obtained shall be indicated on the noise hazard sign. Manuals shall address noise hazards where appropriate. The plate must have a yellow background with black lettering and shall be on corrosion-resistant material.
3.4.3 Roll Over and Falling Object Protective Structure (ROPS /FOPS). The dozer, in A-Kit configuration, shall be equipped with ROPS conforming to ISO 3471 and FOPS conforming to ISO 3449. Quick disconnect fittings (electric, etc.) shall be provided as applicable to facilitate canopy removal. Slinging eyes and tie downs eyes conforming to MIL-STD 209 shall be provided to facilitate removal of ROPS/FOPS as required. Ability to pass the force requirements of ISO 3471 with CPK installed is required, and the ability to pass the deflection requirements of ISO 3471 with CPK installed is desired.
3.4.4 Hazardous Materials. The dozer(s) shall not contain Class I or Class II ozone- Depleting Substances, asbestos, cadmium (electroplating processes), hexavalent chromium (electroplating and coatings processes), or other highly toxic or carcinogenic materials as defined in 29 CFR1910.1200 without Governmental approval.
3.4.5 Brakes. Brakes shall be provided on the dozer which will prevent the track from turning when a force equal to the operating weight of the dozer is applied to either the drawbar or the tow hook when the engine is shut down. Dozers that are equipped with brakes which are automatically applied upon engine shut-down shall be equipped with a means of manually releasing the brakes for towing or retrieval purposes. Any brake fluid used shall be compatible with MIL-PRF-46176. If the braking system is part of the hydraulic system, the fluid shall be compatible with and operate on fluids conforming to MIL-PRF-46170. The system shall be adequately protected with relief valves. External hydraulic system leakage shall not exceed that indicated for a class 3 system, in accordance with SAE J1176.
3.4.6 Human Factors Engineering. The dozers shall be operable and maintainable in accordance with the recommended practices by 5th percentile female through 95th percentile male military personnel (as defined by SAE J833) dressed in environmental protective clothing [i.e. Arctic and Mission-Oriented Protective Posture (MOPP) IV].
Dozer induced vibrations to the operator shall be measured in accordance with SAE J1013.
3.4.7 Back Up 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 that the surrounding background noise of the operating dozer.
3.4.8 Emergency Egress. CPK dozers shall be equipped with a separate, emergency egress (in case of vehicle rollover). The emergency egress shall allow escape in the event that the cab door is inaccessible or inoperable using standard tools that would be available in an emergency situation (e.g., mounted or stored on vehicle). The emergency escape hatch shall be a fall away round design with approximately a 28" opening and 30" hatch diameter.
3.5 Survivability The FOD 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 dozer will be capable of all critical driving and loading 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 is acceptable. The design shall conform to the requirements of MIL-STD-461F and MIL-STD-464A.
3.5.1 High-Altitude Electromagnetic Pulse (HEMP). Powered-Up or powered-down, the FOD shall be capable of operation after exposure to the high altitude electromagnetic environment as defined in MIL-STD-461F and MIL-STD- 464A, 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. Parts required for making the system operational after a HEMP event shall be identified in the technical manuals.
3.5.2 Nuclear, Biological, and Chemical (NBC) Contamination. The FOD components shall be able to operate in an NBC environment and survive decontamination. It is desired that the FOD be capable of being decontaminated to negligible risk levels, with minimum replacements of exposed components. The capability for the operator to decontaminate the system using onboard decontamination equipment is desired. Materials, particularly those used externally, shall be resistant to chemical and biological agents and to the decontaminators used to neutralize these agents. For operator protection, a cab overpressure system is desired. NBC decals NSN 7690-01-474-3533 shall be adhered to the air filter. The FOD shall be compatible for use by Soldiers in MOPP IV.
3.5.3 Electromagnetic Environmental Effects (E3). The system shall be electromagnetically compatible within itself such that the system operational performance requirements are met. Individual subsystems and equipment shall meet interference control requirements (such as conducted emissions, radiated emissions, conducted susceptibility and radiated susceptibility requirements of MIL-STD-461F) such that the overall system complies with MIL-STD-464A.
3.5.4 Near Strike Lightning (NSL). The FOD is required to survive a nearby lightning strike having the characteristics provided in MIL-STD-464 (using TABLE 2B), that occurs at a distance of 10m.
3.5.5 Natural Environment Threat. The FOD shall be capable of operating in hot, humid tropical environments, in dry, dusty environments and in moderate to cold climate from -40 F (with arctic kit) to +120 F.
3.5.6 Crew Protection Armor Kit. The dozer 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. For maintenance only, the tools required shall be found in the Army General Mechanics Tool Kit, Automotive, (NSN 5180-00-177-7033) and/or other equipment available at unit level. The CPK shall be designed to provide maximum coverage for the operator. Ballistic gaps that may be necessary to allow pass through routings for items such as driver controls, electrical harnesses and hoses shall be minimized. The armor kit shall provide a means of emergency egress to allow the operator to escape in case of vehicle roll over in the event that the cab door is inaccessible or inoperable.
3.5.6.1 Crew Protection Visibility. With the armor kit installed, the operator, in a seated position, shall have line of sight to the blade corners and ripper/winch during all standard operations. The installation of the armor kit on the Dozers shall have minimal impact on the visibility and maintain a 360 degree viewable area for the operator. It is desired to have a camera installed with the armor kit that will provide sufficient visibility to eliminate the necessity of a ground guide during backing operations and to provide operator visibility of the rear-mounted ripper/winch (if equipped). Even if a camera is used, direct line of sight visibility must be maintained to the rear of the vehicle in case of camera failure. Camera (if provided) shall operate under all environmental conditions required within this purchase description.
3.5.6.2 Crew Protection Durability. Armored dozer is required to maintain commercial levels of reliability and maintainability with armor package. It is required that no component be laden with more than 70% of its rated load with the armor kit installed.
Rated load is defined at weight/rated load. Components to be evaluated include the following:
Maximum load for all driveline and undercarriage components. To include track, guides, rollers, links, idlers and sprockets.
Weight rating of final drive, pumps, motors and transmission.
Weight rating of brake system and applicable components.
Weight rating of structural and suspension components.
3.5.7 Crew Protection Solution. (See Addendum 1)
3.6 Cab. Windows shall be safety type glass conforming to the guidelines of SAE J674.
Seat belts in each cab shall be adjustable to accommodate operation by 5th percentile female through 95th percentile male personnel wearing environmental protective clothing (i.e. Arctic and Mission-Oriented Protective Posture (MOPP) IV) in accordance with SAE J899. To facilitate cab height reduction, quick disconnect shall be installed at all electrical and hose connections. Removable components shall have lift and tie-down provisions IAW MIL-STD-209 to facilitate cab or component removal. The cabs shall be equipped with all manufacturers’ commercial features, to include as a minimum: air conditioner, heater, defroster, mirrors (rear view and external side) and electrically operated windshield wiper(s). An electric or air horn shall be provided.
Space shall be available within the FOD cab to stow Load Bearing Equipment (LBE), Mission-Oriented Protective Posture (MOPP) and Chemical Protective Overgarment (CPOG). Dozer operation shall be achieved through use of joystick controls. The vehicle cab must be weather and dust tight both with and without CPK installed.
3.6.1 Air Conditioner. The air conditioning system shall be tested IAW SAE J1503 (with solar load) at ambient temperature of 120 o F with interior temperature requirement of 80° F. The system shall use an environmentally friendly refrigerant (R-134a or equivalent).
3.6.1.1 Crew Protection Cooling. The vehicle cab, with armor kit installed, shall meet the cooling requirement of 3.6.1 with the vehicle’s on-board air conditioning system.
3.6.2 Heater. The heater shall be capable of warming the cab from -25oF to +41oF within an hour after starting the dozer when the exterior ambient temperature is at - 25oF. The heater shall meet the heating requirements of SAE J1503.
3.6.3 Instrumentation. The instrument panel shall contain at a minimum the manufacturer's standard array of controls and instrumentation including those necessary to operate options and attachments. Protection from weather elements shall also be provided.
3.6.4 Controls. Each control shall conform to SAE J898. All dozer controls shall be located in the operator’s compartment. Mechanical push-pull remote controls, when furnished, shall be waterproof, heat-resistant, and anti-friction. A single keyless engine switch shall be provided. The switch shall control all electrical monitors and electrical equipment, except the horn and lights.
3.6.5 Seat. The seat, per SAE J899, shall be located to provide maximum unobstructed visibility for the operator, fully suspended with both armrests and backrest, and provided with retractable seat belts per SAE J386.
3.6.6 Combat Lock. For up-armored dozers, doors shall incorporate a device that allows the door to be secured from the inside. The combat lock shall prevent the door from being opened from the outside by enemy attack. An override shall be provided so that emergency personnel outside the cab can open the door. The Contractor shall not introduce any new tools to override the combat lock.
3.6.7 Ergonomics. The dozer shall be operable by an operator wearing body armor with no degradation of performance defined within this document
3.6.8 Engine Control. Engine control shall be the best commercial standard that allows the operator to secure engine RPM in any range of adjustment from idle speed to maximum rated RPM.
3.7 Maintainability. A means shall be made for ease of adjusting, servicing, or replacing parts and components, and shall conform to the recommendations of SAE J925. The operator’s daily preventive maintenance checks and service (PMCS) on the FOD shall not exceed 30 minutes for each interval, i.e. 30 minutes before checks, 30 minutes during checks, and 30 minutes after checks.
3.7.1 Fluid Drains. The dozer(s) shall have an oil change system for quick service of the engine.
3.7.2 Embedded Diagnostic Capabilities. The system shall have embedded diagnostics IAW 3.7.2.1 and 3.7.2.2, or 3.7.2.3 when Line Replacement Unit (LRU) fault isolation capability is equivalent or greater than sections 3.7.2.1 and 3.7.2.2. In addition when practical, the FOD shall have the diagnostic ability to identify major system LRU failures (e.g., check engine lights, blinking / flashing lights, etc.).
3.7.2.1 Electronic. The dozer vehicle systems must be compatible with current U. S.
Army Standard Unit Level Test Equipment which is presently the MSD (Maintenance Support Device), with the auxiliary MSD-ICE (Internal Combustion Engine) test hardware.
The dozers diagnostic connectors and circuits must be compatible with current standard Army test equipment. Vehicle diagnostic connectors shall be easily accessible, hard mounted and environmentally protected. The diagnostic connectors shall be equipped with a cover, which shall prevent entrance of moisture and contaminants.
The dozers shall feature either a single data bus network as specified by SAE J1939, J1708, or a multiple data bus network in accordance with J1939, which defines the interface between J1708 and J1939. The dozer's data bus shall have built in sensors that provide fault isolation capability sufficient to identify failures of major components of each system monitored by the data bus. Diagnostic outputs shall be transmitted to the vehicle mounted J1939 female 9 pin Deutsch Connector, which shall conform to SAE J1939-13 'Off-board Diagnostic Connector' dated July 1999, using a format conforming to SAE J1587. Software required to interface, retrieve, and interpret vehicle system’s diagnostic data shall be provided to the Government. Software shall be capable of displaying operator / driver informational data associated with each error code.
3.7.2.2 Analog. The dozers shall have installed a vehicle Diagnostic Connector Assembly (DCA) harness that will allow testing a vehicle without disassembly IAW the Design Guide For Vehicle Diagnostic Connector Assemblies (DCA) Report No. CR-82- 588-003 Rev 1, Feb 1998.
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3.7.2.3 On-Board. The FOD shall have an on-board display screen capable of retrieving and interpreting diagnostic error codes of major components of each system monitored by the data bus. The vehicle shall feature either a single data bus network as specified by SAE J1939, J1708, or a multiple data bus network in accordance with J1939, which defines the interface between J1708 and J1939. The vehicle's data bus shall have built in sensors that provide fault isolation capability sufficient to identify failures of major components of each system monitored by the data bus. Diagnostic outputs shall be transmitted to a vehicle mounted RS232 communications port.
Software required to interface, retrieve, and interpret vehicle system's diagnostic data shall be provided to the Government. Software will also be capable of displaying operator / driver informational data associated with each error code. Software will be capable of performing a self-test.
3.8 Electrical System. The FOD shall be equipped with the Contractor’s standard commercial 24-volt negative ground electrical system in accordance with SAE J821 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:
a. Components or circuit elements that are inherently fungus and moisture resistant or which are hermetically sealed need not be treated.
b. Components or circuit elements whose functions will be adversely affected by fungus preventative and moisture coating shall not be treated.
3.8.1 Batteries and Cables. The batteries shall have sufficient cold cranking amperage to start the Dozer(s) at -25oF. An arctic cold weather starting aid kit is allowable for starting and operating in the temperature range of –25o to -40o F. Battery cables shall be furnished with insulated terminal covers. Positive and negative cable terminals shall be identified with a red sleeve labeled “+” and a black sleeve labeled “-“, respectively.
Corrosion resistant bolts and nuts shall be used. 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 without the use of tools.
3.8.2 Slave Receptacle. The dozer(s) shall be equipped with a 24-Volt slave receptacle conforming to NATO STANAG- 4074, Type 1. 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 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 DC" with one inch black lettering.
3.8.3 Work Lights. The dozer(s) shall be furnished with manufacturer’s standard commercial working lights. As a minimum, two overhead lights shall be mounted on the front and two on the rear. All work lights shall be brush-guard protected. They shall be adjustable and located to illuminate maximum work area. The lights shall allow safe movement at night and in limited visibility conditions. No more than 25% degradation of mission time during limited visibility/night is required.
3.9 Powertrain & Drive Train
3.9.1 Engine. The dozer 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 (or MIL-DTL-5624 , JP-5) and military lubricants (see 3.10) without impact to commercial MTBF, reliability, and 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 converts, etc. The Dozer 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 cold start and operate with MIL-DTL-83133 (JP-8) as the primary fuel (or
MIL-DTL-5624, JP-5).
3.9.1.1 Fuel Tank. It is required that the fuel tank has sufficient capacity for 10 hours of continuous normal…
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