1、MLLITARY SPECIFICATION SCRAPER, 14-18 CUBIC YARD MINIMUM STRUCK CAPACITY, OPEN BOWL, SINGLE-DIE SEL-ENGINE-DRIVZN, COMMERCIAL CONSTRUCTION EQUIPMENT (CCE) This specification is approved for use by the Mobility Equipment Research and Development Command, Department of the Army, and is available for u
2、se by all Departments and Agencies of the Department o f De fens e. 1. SCOPE. 1.1 Scope. This specification covers a commercial open bowl, pneumatic-tired, two-axle, 14-18 cubic yard minimum struck capacity, single-diesel-engine-driven, articulated frame steer scraper. 2. APPLICABLE DOCUMENTS 2.1 Go
3、vernment documents. 2.1.1 Specifications and standards. Unless otherwise specified (see 6.21, the following specifications and standards of the issue listed in that issue of the Department of Defense Index of Specifications and Standards (DODISSI specified in the solicitation, form a part of this sp
4、ecification to the extent specified herein. . SPECIFICATIONS . MILITARY MIL-P-5 14 MIL-T-7 04 MIL-L-2 104 MIL-L-2105 - Plates, Identification, Instruction and - Treatment and Painting of Materiel. - Lubricating ,Oil, Internal Combustion. - Lubricating Oil, Gear, Multipurpose. Marking, Blank. Benefic
5、ial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: US Army Mobility Equipment Research and Development Command, ATTN: DRDME-DS, Fort Belvoir, VA 22060 by using the self-addressed Standardization Document
6、Improvement Proposal (DD Form 1426) appearing at the end of this document or by FSC 3805 Licensed by Information Handling ServicesMIL-T-3351 MIL-M-7866 MIL-G-10924 MTL-I-14511 MIL-G-23827 MIL-S-4062 6 MIL-A-46153 MIL-L-46167 MIL-C-4 6 168 MIL-B-46176 STANDARDS M LLLTARY .MfL-STD-129 MIL-STD-209 MIL-
7、STD-1188 MIL-STD-1410 MIL-STD-1472 MIL-STD-1474 MS35424 MS51318 MS51330 Tractor, Full-Tracked, Low Speed; Tractor, Wheeled, Agricultural; and Tractor, Wheeled, Industrial; and Their Attachments, Packaging of. Molybdenum Disulfide, Technical, Lubrica- tion Grade. Grease, Automotive and Artillery, Ins
8、ulation Sheet, Cellular, Plastic: Thermal Grease, Aircraft and Instrument, Gear and Actuator Screw, Sign Kit, Vehicle Class. Antifreeze, Ethylene Glycol, Inhibited, Heavy Duty, Single Package. Lubricating Oil, Internal Combustion Engine, Arctic. Coating, Aliphatic Polyurethane, Chemical Agent Resist
9、ant Brake Fluid, Silicone, Automotive, All Weather, Operational and Preservative. - Marking for Shipment and Storage. - Slinging and Tiedown Provisions for Lift- ing and Tying Down Military Equipment. - Commercial Packaging of Supplies and Equip- ment * - Method or Selection of Industrial Engines fo
10、r End Item Application. - Human Engineering Design Criteria for Military Systems, Equipment and Facilities. - Noise Limits for Army Materiel. - Light, Marker, Cearance - Blackout, 24 - Headlight, Blackout, 24 Volt, Water- - Stop Light - Tail-light., Vehicular Volt. proof. 24 Volt, Blackout Tail, Bla
11、ckout Stop. (Copies of specifications and standards required by manufacturers in connection with specific acquisition functions should be obtained rom the procuring activity or as directed by the contracting officer.) 2.102 Other Government documents, drawings, .and publications. The following other
12、 Government documents form a part of this specification to the extent specified herein. L t. *, 2 Licensed by Information Handling ServicesMIL-S-53000 38 U 77777Ob 0221783 b W MIL-S-5 3000 (ME TECHNICAL INFORMATION PACKAGE (TIP) (Application for copies should be addressed to US Army Mobility Equipme
13、nt Research and Development Command, ATTN: DRDME-HKE, Fort Belvoir VA 22060. DEPARTMENT OF TRANSPORTATION (DOT) DOT Motor Carrier Safety Regulations. (Application for copies should be addressed to the Superintendent of Documents, US Government Printing Office, Washington, D.C. 20402.) 2.2 Other publ
14、ications. The following documents form a part of this specification to the extent specified herein. The issues of the documents which are indicated as DoD adopted shall be the issue listed in the current DoDISS and the supplement thereto, if applicable. SOCIETY OF AUTOMOTIVE ENGINl3ERS (SAE) SAE Han
15、dbook. (Application for copies should be addressed to the Society of Automotive Engineers, 400 Commonwealth Drive, Warrendale, PA 15096.) (Industry association specifications and standards are generally available for reference from libraries. They are also distributed among technical groups and usin
16、g Federal agencies.) 2.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. 3. REQUIREMENTS. 3.1 General. The scraper shall be the latest model of the standard product of the co
17、ntractor 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 specifi-ed herein, for at least 1 year prior to
18、 invitation for bids or request for proposal. Product improvements incorporated in the commercial production units during this 1 year period are acceptable. When specified requirements are not stated herein, all items listed as standard equipment in the contractors published specification brochures
19、and catalogs, or normally furnished to commercial customers as standard equipment, shall be furnished. herein. scraper but which has been furnished to the commercial customer, such as special features or allied equipment. The scraper shall be equipped with all components necessary to enable the scra
20、per to function reliably and efficiently in sustained operation. The scraper shall be equipped with optional equipment as specified Optional equipment is defined as equipment not standard with the The scraper shall conform in quality to that normally Licensed by Information Handling Services MIL-S-5
21、3000 38 999990b OZ23784 19 W MIL-S-OOO (ME pravided to industrial and commercial customers. all: Federal laws and regulations governing safety, noise levels, an the time of manufacture. The scraper shall conform to 3.2 Descriptione “he scraper shall be a commercia2 open bow rnadsl, 14-18 cubic yard
22、miaimurn struck capacity, with one diesel engine, four pneumatic. tiret, two axIes, two single driving front wheels, two single non-driving rear wheels. and articulated steering. 3,s First article (prepraduction models), The eonEractar shall furnish one * scraper for examination and demonstration wi
23、thin the time frame specified (see 6,2, Eo. prove prior to starting production that hic praducton methods and chsice of design detail will praCuce scrapers thac comply with the requirements of this specification. in Section 4. contractar shall be subject: to surveilIance and approval by the Guvernme
24、nt (see 6.3). cornpetAon of the examination, contractor demonstrations, and the Gavernment testfng. expedite examination and demonstration- The examination and demonstrations shall he as specified The examination and all demonstrations conducted b.y the Acceptance of the preproduction models will be
25、 dependent an successftkP At the option of the contractorp two scrapers may he urnished to 3.4 Production scrapers. All scrapers furnished under this specrfication shall be physically and mechanically identical to the first article scraper approved by the Government, except that product improvements
26、 incorporated in the contractors standard commercial product lines are permitted ak no cost to the Government, subject to the fallowing: Cal Physical, mechanka1 and performance fb) characteristfcs have not been degraded. New components involving Government selected repair parts are directly intercha
27、ngeable with the superseded component or part. The Gaverment is nutifie of all changes to any item in the recamended parts list where fit and function is effected a minimum of 45 days prior to the production date of the change. been incarporated in the production scraper, the Government shall be fur
28、nished the praductian effectivity by serial number and dates. Appropriate changes are made to the Government validated operating, maintenance and parts manuaIs before delivery. The contractor shall be responsible to provide repair parts for the service life of the scraper . cc When the changes and a
29、lterations have Cd 1 (er 3.5 Material. Material nat specified herein shal be selected by the contractor and shall be subject to a1 provisions of this specification (see 61*51. 4 Licensed by Information Handling ServicesMIL-S-53000 38 m 9779706 0222785 T MIL-S-53000 (ME) o 3.6 Physical characteristic
30、s. 3.6.1 Weight limit. The operating weight of the scraper shall be between 58,000 pounds and 68,000 pounds. Operating weight shall be determined with the ROPS/FOPS, Cab, all standard and required accessories installed; and coolant, lubricating, hydraulic, and fuel systems filled to capac?:ty. 3.7 B
31、owl. The bowl shall have a minimum struck capacity of between 14 and 18 cubic yards when measured in accordance with SAE 5741 3.7.1 Cutting and spread depth. The bowl shall be capable of power down and shall have a minimum cut depth of 12 inches. 18 inches. The spread depth shall be at least 3.7.2 C
32、ut width. The width of the scraper cut shall be at least 116 inches. 3.7.3 Cutting edge. The cutting edges shall be replaceable and reversible. If two or more cutting edges are the same size they shall be interchangeable. 3.7.4 Dumping of the bowl. The contractors standard apron and ejector shall be
33、 operable and furnished in the same combination and configuration as supplied to commercial industry. In whatever combination and configuration, they shall provide for complete dumping of the bowl. 3.7.5 Ground clearance. The ground clearance of the tractor or scraper when fully loaded shall be at l
34、east 18 inches. 3.8 Safety and human factors. - 3.8.1 Safety. All available standard options and accessories shall be included to provide protection of maintenance and operating personnel from rotating or reciprocating parts and from parts that are subject to high operational temperatures and so loc
35、ated as to be a haz.ard. The starting system shall be such that the transmiss2on must be placed in neutral before the engine can be started or the transmission must be placed in neutral before the scraper can be set into motion. Exhaust discharges shall be directed so as not to endanger personnel or
36、 obstruct operators view. have antiskid surfaces. A decal shall be furnished and shall be located in the area of the articulation point warning of personnel clearance during frame articulation and placement of the steering frame lock for scraper transport and as required to provide for safe maintena
37、nce. shall be provided. All platforms and steps shall Contractors standard grab irons 3.8.2 Sound level. The scraper shall be equipped with all available standard and optional sound suppression equipment. occupied by the operator exceeds category D of MIL-STD-1474 when measured in accordance with SA
38、E J919, the contractor shall provide a caution plate and appropriate warning in the technical manuals in accordance with MIL-STD-1474. If the sound level with cab door(s) open is 85 dB(A) or greater, when it is less than 85 dB(A) with the doors closed, a caution plate shall be provided stating: If t
39、he sound level in the area “CAUTION, HEARING PROTECTION REQUIRED WHILE OPERATING WITH DOORS OPEN. It 5 Licensed by Information Handling ServicesTlie caution plate shall have a yellow background with black lettering and shall be made of a corrosion resistant material. permanently Commercial standard
40、wheel and rim combinations shall be urovided. The tires shall be traction type (E21 tubeless, and shall have a trek3 pattern suitable for scraper operation; 29.5 by 29 with a 28 ply rating. The size of the tires shall be 3.13 Operators compartment. 3,iA.I - Seat. The contractors standard commercial
41、operators seat to include air or hydraulic suspension shall be provided. provide the operator with convenient access to operating controls, visibility of the work zone, and all instrument and indicators mounted in the operators compartment, when seated with seat belt fastened and properly adjusted.
42、The seat shall be located to 3.13.2 Seat belt. The contractors standard commercial seat belt conforming to SAE J386 shall be properly installed. 3.13.3 Instruments, indicators, and gauges. The following instruments, indicators, or gauges shall be provided: Engine oil pressure gauge. Engine coolant t
43、emperature gauge. Transmissionftorque converter oil temperature gauge. Ammeter or voltmeter. Engine hourmeter or service meter. Air pressure gauge (when equipped with air system). Low air pressure warning buzzer (when equipped with air system). Fuel level indicator (gauge or dipstick). Hydraulic oil
44、 level indicator (dipstick, sight tube, or gauge). Air cleaner restriction gauge. Tachometer . Additional instruments, indicators, and gauges standard with the contractors commercial practice which contribute to the safety and reliability of the scraper operation shall be provided. 3.13,4 Cab heater
45、fdefroster. A heater or the area occupied by the operator shall be provided. A front windshield and rear window(s) defroster shall be provided and may be integral with the heater. 3.14 Transportability. The scraper shall be capable of being transported by truck trailer, rail, ocean-going carriers, a
46、nd C5A aircraet, Cargo envelopes 8 Licensed by Information Handling ServicesMIL-S-53000 38 7777906 0223789 7 U - MI L-S-5 3000 (ME a a a for the C5A are shown in figure 1. The scraper shall withstand any forces (impact) encountered in all modes of transportation without damage, permanent deformation
47、, breakage of any structural member or component, or loss of ability of the scraper to perform all of its intended functions. The scraper shall be equipped with lifting provisions and shall be capable of being lifted without damage using slings (and spreader bars, if needed). The scraper shall be. e
48、quipped with tiedown provisions for transport by the above modes. Stencil or decal marking shall be applied to the scraper at each lifting and tiedown point. Complete diagrams and instructions for lifting the scraper and tying down the scraper on freight cars, and truck trailers, ocean going vessels
49、, and the C5A aircraft shall be furnished in the operators manual. manual shall also include instructions for component removal when required for transport. A steering frame lock in accordance with SAE 5276 shall be provided. The contractor shall provide sufficient data to the Government in the Technical Information Package to confirm that the scraper being supplied can be loaded and transported in the C5A aircraft. The operators 3.14.1 Lifting provisions. The scraper shall be provided with four lifting provisions conforming to MIL-STD-209, class 1 or 3, t
