ASTM E2517-2006 Standard Specification for Cargo Bed Cover Type III (M35A2 2 1 2 Ton Cargo Truck M1078 2 1 2 Ton Lightweight Medium Tactical Vehicle (LMTV) M1082 2 1 2 Ton LMTV Tra.pdf

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1、Designation: E 2517 06Standard Specification forCargo Bed Cover, Type III (M35A2, 2 1/2 Ton Cargo Truck/M1078, 2 1/2 Ton Lightweight Medium Tactical Vehicle(LMTV)/ M1082, 2 1/2 Ton LMTV Trailer)1This standard is issued under the fixed designation E 2517; the number immediately following the designat

2、ion indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the gen

3、eral requirements forthe Type III Cargo Bed Cover (CBC). The Type III Cargo BedCover is a removable general purpose rigid enclosure for thecargo bed of the M35A2, 212 Ton Cargo Truck/M1078, 212Ton Lightweight Medium Tactical Vehicle (LMTV)/M1082, 212 Ton LMTV Trailer. The CBC provides environmentalp

4、rotection and security for mission equipment and items ofgeneral transport.1.2 The values stated in inch-pound units are to be regardedas the standard. The values given in parenthesis are forinformation only.1.3 The following safety hazards caveat pertains only to thetest required portion, Section 4

5、, of this specification: Thisstandard does not purport to address all of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory require-ments prior to

6、use.2. Referenced Documents2.1 ASTM Standards:2E 1925 Specification for Engineering and Design Criteriafor Rigid Wall Relocatable StructuresF 501 Test Method for Aerospace Materials Response toFlame, With Vertical Test Specimen32.2 Federal Standard:4FED-STD-595 Colors Used in Government Procurement2

7、.3 Military Standards:5MIL-STD-209 Slinging and Tiedown Provisions for Liftingand Tying Down Military EquipmentMIL-STD-810 Environmental Test Methods and Engineer-ing GuidelinesMIL-STD-1366 Transportability CriteriaMIL-PRF-22750 Coating, Epoxy, High SolidsMIL-CDTL-53039 Coating, Aliphatic Polyuretha

8、ne, SingleComponent, Chemical Agent ResistantMIL-CDTL-53072 Chemical Agent Resistant Coating(CARC) SystemApplication Procedures and Quality Con-trol Inspection2.4 Military Handbook:MIL-HDBK-1791 Designing for Internal Aerial Delivery inFixed Winged Aircraft2.5 OSHA Documents:6Title 29 CFR 1910 OHSA

9、Permissible Exposure Limits2.6 The American Conference of Governmental IndustrialHygienists (ACGIH):5ACGIH Threshold Limit Values3. General Requirements3.1 First ArticleWhen specified (see 6.2), a sample shallbe subjected to first article inspection in accordance with 4.1.1.A first article is define

10、d as a pre-production or an initialproduction sample consisting of one or more of each Type ofcompleted CBC.3.2 ConformanceItems furnished under this specificationshall be subjected to conformance inspection in accordancewith 4.1.2.3.3 Operating RequirementsUnless otherwise specified,the Type III CB

11、C shall meet the following operating require-ments in both the height extended and height retracted con-figurations.1This specification is under the jurisdiction of ASTM Committee E06 onPerformance of Buildings and is the direct responsibility of Subcommittee E06.53on Materials and Processes for Dur

12、able Rigidwall Relocatable Structures.Current edition approved Oct. 1, 2006. Published October 2006.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Do

13、cument Summary page onthe ASTM website.3Withdrawn.4Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.5Available from American Conference of Governmental Industrial Hygienists,Inc. (ACGIH), 1330 Kem

14、per Meadow Dr., Suite 600, Cincinnati, OH 45240,http:/www.acgih.org.6Available from Occupational Safety and Health Administration (OSHA), 200Constitution Ave., NW, Washington, DC 20210, http:/www.osha.gov.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-

15、2959, United States.3.3.1 ConfigurationsThe Type III CBC shall have twoconfigurations, height extended and height retracted. Theheight extended configuration is the normal operating configu-ration for the CBC and provides for maximum usable volume.The height retracted configuration provides less usa

16、ble volumebut is capable of being loaded on the C-130, and C-141Military Airlift Command (MAC) fixed wing aircraft. Unlessotherwise specified, the CBC shall meet all the requirements ofthis specification sheet in both the height extended and heightretracted configurations.3.3.2 Height Adjustment Dev

17、iceIn both its payloaded (see3.3.8) and non-payloaded configurations the Type III CBCshall be capable of being manually extended from its retractedconfiguration and vise versa by 2 soldiers in 20 minutes usingonly the tools of the Basic Issue Items (BII) and theAdditionalAuthorization List (AAL) as

18、described in the carriers Opera-tors Manual, and tools supplied with the CBC. Any hardwareor special tools required for extending/retracting the CBC shallbe provided as part of the CBC. Additional materials handlingequipment shall not be required. The CBC shall be capable ofmultiple extension/retrac

19、tion cycles, in accordance with itsmanual, without damage or degradation to either the CBC, itscarrier, or its height adjustment devise.3.3.3 CBC Service life, Reliability and MaintainabilityThe service life for the CBC shall be at least 15 years. Themean time to repair at the organizational and int

20、ermediate levelshall not exceed 4 hours at the 90th percentile. Gaskets, seals,flaps, and other materials shall be fixed to the CBC and shall bereplaceable.3.3.4 Personnel Hazards3.3.4.1 MechanicalThe CBC shall conform to regulatoryand consensus design safety standards, unless military appli-cations

21、 require more stringent limits, and reflect applicablesystem and personnel safety factors. The CBC shall providepersonnel maximum access and safety while installing, oper-ating, and maintaining the equipment.3.3.4.2 Edge RoundingAll exposed edges and cornersshall be rounded. Sharp edges and corners

22、that can present apersonnel safety hazard or caused equipment damage duringoperation and maintenance shall be rounded or suitably pro-tected.3.3.5 Toxicity3.3.5.1 MaterialsCertain chemicals have been identifiedin the Title 29 CFR 1910, as cancer-producing substances(carcinogens). Materials used in t

23、he CBC shall not containthese chemicals. Consideration of the human toxicity of asubstance should be given prior to material selection.3.3.5.2 Gases or VaporsThe materials, as installed in theequipment and under service conditions specified in the equip-ment specification, shall not liberate noxious

24、 odors, toxic orcorrosive gases, or vapors that would be detrimental to thehealth of personnel.3.3.6 VentsThe CBC shall include 2 vents for fresh airventilation.The vents shall be located to facilitate fresh air flowthrough the cargo area. The vents shall prevent intrusion ofdriven rain and have pro

25、visions for blackout. Vents shall becapable of providing ventilation when the vehicle is bothstationary and on the move. Vents requiring operation shall becapable of being operated manually. The interior surface of thedoor shall have a warning in at least 1 1/2 inch high letterscontrasting the color

26、 of the door. The warning shall say“WarningSufffocation hazard, door must remain open whileoccupied.” This requirement shall apply to the Type III CBCsin the height extended configuration only.3.3.7 Roof LoadsThe CBC roof shall be capable ofsupporting, without structural damage, degradation or perma

27、-nent deformation: (1) a uniformly distributed load of 40 lbs/ft2over the entire surface and (2) a concentrated load of 660 lbsovera1ft3 2 ft area applied anywhere on the roof.3.3.8 Interior Payload ProvisionsThe CBC shall be ca-pable of accepting threaded fasteners such as rivnuts andinserts for mo

28、unting equipment to the interior of the CBC. TheType III CBC and its Interior Payload Provisions shall becapable of supporting at least 1100 pounds of payload duringits stationary, rail transport, ground mobility and crane liftingoperation modes without damage or degradation to either theCBC or its

29、Interior Payload Provisions. The payload shall beattached to the interior surfaces using Interior Payload Provi-sions and shall be distributed as follows: 200 pounds mountedto each of the four wall surfaces, or 400 pounds mounted toeach of the two side wall surfaces, and 300 pounds mounted tothe cei

30、ling.3.3.9 Personnel Door Loads3.3.9.1 Personnel Door StructureThe personnel door, in-cluding its frame(s) and hardware, shall be capable of support-ing a 200 lb static load without damage or degradation to eitherthe CBC or its personnel door, frame(s) and hardware.The loadshall be applied parallel

31、to the hinge line, along the door edgeopposite the hinge, with the Personnel Door open to 90degrees. The personnel door shall operate freely after applica-tion of the load.3.3.9.2 Door StopThe personnel door, including itsframe(s) and hardware, shall withstand a wind gust of 60 mphin any direction w

32、hen the door is secured by its door stop.3.3.10 Surface Impact ResistanceThe exterior surface ofthe CBCs roof shall be capable of withstanding a blow from a30 lb steel cylinder, 3 inches in diameter with a hemisphericalend, dropped from a height of 30 inches, without structuraldegradation.All other

33、exterior wall surfaces shall be capable ofwithstanding a blow from the same steel cylinder, droppedfrom a height of 16 inches, without structural degradation.3.3.11 Tailgate OperationThe CBC, when mounted on itscarrier, shall not inhibit operation of the carriers tailgate.3.3.12 BlackoutThe CBC/carr

34、ier combination, with thepersonnel door and ports closed, shall not permit a light sourcefrom within to emit detectable amounts of light. This require-ment shall apply to the Type III CBC in the height extendedconfiguration only.3.4 Support and Ownership RequirementsUnless other-wise specified, the

35、Type III CBC shall meet the followingsupport and ownership requirements in both the height ex-tended and height retracted configurations.3.4.1 WeightThe Type III CBC, including its height ad-justment devise, but not its hardware/adapter kit, shall weighno more than 800 pounds.E25170623.4.2 Personnel

36、 DoorTheType III CBC shall be equippedwith a vertically hinged single personnel door, centrally locatedin the rear wall. The door opening shall be a minimum of 48.00inches wide by 60.00 inches high in the height extendedconfiguration and shall be a minimum of 48.00 inches wide by24.00 inches high in

37、 its height retracted configuration. Thepersonnel door shall swing to the outside. The personnel doorsfully opened position shall be at least 135 degrees from itsclosed position.Adoor stop, for securing the personnel door inits fully opened position, shall be provided. In its closedposition the pers

38、onnel door shall prevent the intrusion of drivenrain and dust and shall provide blackout protection.3.4.2.1 Door HandleThe personnel door shall beequipped with a door handle that provides positive closure.From either side, the door handle shall be capable of beingmoved to its opened or closed positi

39、on with a maximum forceof 30 lbs applied to the door handle. The personnel door shallbe capable of being padlocked from the outside securing theCBC from the exterior.3.4.2.2 Secondary ExitAsecondary exit shall be providedwithin the personnel door. The secondary exit opening shall bea minimum of 35.0

40、0 inches wide by 30.00 inches high. Thesecondary exit shall be capable of being opened with amaximum force of 30 lbs applied to the release mechanismfrom inside of the CBC with: (1) the tailgate closed and thepersonnel door locked (2) the tailgate closed and the personneldoor unlocked and (3) the ta

41、ilgate open and the personnel doorlocked. With the personnel door locked, the secondary exitshall not be capable of being opened from outside the CBC.The secondary exit shall provide unobstructed egress formilitary personnel. This requirement shall apply to the Type IIICBC in the height extended con

42、figuration only.3.4.3 LadderA ladder shall be provided to allow militarypersonnel to safely enter and exit the CBC/carrier combinationutilizing the CBCs Personnel Door. The ladder shall becapable of supporting at least 400 lbs applied to any individualstep without damage or degradation to either the

43、 CBC, carrieror ladder. The CBC shall have a stowage location for the laddercapable of securely retaining the ladder in all transportationmodes without impeding any operations of the CBC or itscarrier. The M1078 and M1082 carriers applicable to the TypeIII CBC are equipped with a ladder.3.4.4 Roof A

44、ccess Handholds/FootholdsRoof accesshandholds/footholds shall be provided for safe access from theground to and descend from the roof when the CBC is mountedon its carrier. The roof access handholds/footholds shall eitherbe built into the CBC or attached to the exterior. The roofaccess handholds/foo

45、tholds shall be designed such that theCBC/carrier combination does not: (1) exceed the legal high-way size limitations imposed by states and foreign countriesand (2) limit any other modes of transportation (such as, rail,air, ship). The roof access handholds/footholds shall be de-signed for the 5th

46、percentile female through the 95th percentilemale military personnel. Each roof access handhold/footholdsshall be capable of supporting 400 lbs without damage ordegradation to either the CBC or the roof access step/handhold.3.4.5 Power and Signal Entry PortsTwo ports shall beprovided in the side wal

47、ls as forward as practicable to permitthe pass through of power and signal lines into the CBCenclosed area when the CBC is in its height extended configu-ration. One port shall be located on the drivers side and theother port shall be located on the passengers side. Each portshall be a minimum of fo

48、ur inches in diameter and not allowthe intrusion of driven rain and dust into the CBC and haveprovisions for blackout. The power and signal access portsshall have provisions for blackout.3.4.6 TransportabilityThe CBC/carrier combination shallbe capable of obtaining transportability approval from the

49、Military Traffic Management Command Transportability Engi-neering Agency (MTMCTEA) based on the requirements fortransport in the following modes:3.4.6.1 RailThe CBC/carrier combination with payloadshall: (1) meet the Gabarit International de Chargement (GIC)equipment gauge envelope as defined in interface standardMIL-STD-1366, and (2) be capable of withstanding multiplerail impacts without damage or degradation to either the CBCor its carrier and without damage to the tiedown cables, orblocking or bracing.3.4.6.2 Fixed WingThe CBC/carrier comb