ASTM E2518-06
(Specification)Standard Specification for Cargo Bed Cover, Type IV (M923, 5 Ton Cargo Truck/M1083, 5 Ton Medium Tactical Vehicle (MTV)/M1082, 5 Ton MTV Trailer)
Standard Specification for Cargo Bed Cover, Type IV (M923, 5 Ton Cargo Truck/M1083, 5 Ton Medium Tactical Vehicle (MTV)/M1082, 5 Ton MTV Trailer)
ABSTRACT
This specification covers the general requirements for the Type IV Cargo Bed Cover (CBC). The Type IV Cargo Bed Cover is a removable general purpose rigid enclosure for the cargo bed of the M923, 5 Ton Cargo Truck/M1083, 5 Ton Medium Tactical Vehicle (MTV)/M1095, 5 Ton MTV Trailer. The CBC provides environmental protection and security for mission equipment and items of general transport. Materials shall be tested and shall conform to the general requirements such as first article, conformance, operating requirements, support and ownership requirements, environmental requirements, and interface and operability requirements.
SCOPE
1.1 This specification covers the general requirements for the Type IV Cargo Bed Cover (CBC). The Type IV Cargo Bed Cover is a removable general purpose rigid enclosure for the cargo bed of the M923, 5 Ton Cargo Truck/M1083, 5 Ton Medium Tactical Vehicle (MTV)/M1095, 5 Ton MTV Trailer. The CBC provides environmental protection and security for mission equipment and items of general transport.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parenthesis are for information only.
1.3 The following safety hazards caveat pertains only to the test required portion, Section 4, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.
General Information
Relations
Standards Content (Sample)
NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: E2518 – 06
Standard Specification for
Cargo Bed Cover, Type IV (M923, 5 Ton Cargo Truck/M1083,
5 Ton Medium Tactical Vehicle (MTV)/ M1082, 5 Ton MTV
Trailer)
This standard is issued under the fixed designation E2518; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope MIL-STD-209 Slinging andTiedown Provisions for Lifting
and Tying Down Military Equipment
1.1 This specification covers the general requirements for
MIL-STD-810 Environmental Test Methods and Engineer-
theType IVCargo Bed Cover (CBC).TheType IVCargo Bed
ing Guidelines
Cover is a removable general purpose rigid enclosure for the
MIL-STD-1366 Transportability Criteria
cargo bed of the M923, 5 Ton Cargo Truck/M1083, 5 Ton
MIL-DTL-53039 Coating, Aliphatic Polyurethane, Single
Medium Tactical Vehicle (MTV)/M1095, 5 Ton MTV Trailer.
Component, Chemical Agent Resistant
The CBC provides environmental protection and security for
MIL-DTL-53072 Chemical Agent Resistant Coating
mission equipment and items of general transport.
(CARC)SystemApplicationProceduresandQualityCon-
1.2 The values stated in inch-pound units are to be regarded
trol Inspection
as the standard. The values given in parenthesis are for
2.4 Military Handbook:
information only.
MIL-HDBK-1791 Designing for InternalAerial Delivery in
1.3 The following safety hazards caveat pertains only to the
Fixed Winged Aircraft
test required portion, Section 4, of this specification: This
2.5 OSHA Documents:
standard does not purport to address all of the safety concerns,
Occupational Safety and HealthAct (OSHA), Title 29 CFR
if any, associated with its use. It is the responsibility of the user
of this standard to establish appropriate safety and health
2.6 The American Conference of Governmental Industrial
practices and determine the applicability of regulatory require-
Hygienists (ACGIH):
ments prior to use.
ACGIH Threshold Limit Values
2. Referenced Documents
3. General Requirements
2.1 ASTM Standards:
3.1 First Article—When specified (see 6.2), a sample shall
E1925 SpecificationforEngineeringandDesignCriteriafor
besubjectedtofirstarticleinspectioninaccordancewith4.1.1.
Rigid Wall Relocatable Structures
A first article is defined as a pre-production or an initial
F501 Test Method for Aerospace Materials Response to
production sample consisting of one or more of each Type of
Flame, with Vertical Test Specimen (For Aerospace Ve-
3 completed CBC.
hicles Standard Conditions)
3.2 Conformance—Items furnished under this specification
2.2 Federal Standard:
shall be subjected to conformance inspection in accordance
FED-STD-595 Colors Used in Government Procurement
with 4.1.2.
2.3 Military Standards:
3.3 Operating Requirements—Unless otherwise specified,
the Type IV CBC shall meet the following operating require-
ments in both the height extended and height retracted con-
This specification is under the jurisdiction of ASTM Committee E06 on
Performance of Buildings and is the direct responsibility of Subcommittee E06.53
figurations.
on Materials and Processes for Durable Rigidwall Relocatable Structures.
3.3.1 Configurations—The Type IV CBC shall have two
Current edition approved Oct. 1, 2006. Published October 2006. DOI: 10.1520/
configurations, height extended and height retracted. The
E2518-06.
height extended configuration is the normal operating configu-
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
ration for the CBC and provides for maximum usable volume.
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
3 5
Withdrawn. The last approved version of this historical standard is referenced Available from Occupational Safety and Health Administration (OSHA), 200
on www.astm.org. Constitution Ave., NW, Washington, DC 20210, http://www.osha.gov.
4 6
Available from Standardization Documents Order Desk, DODSSP, Bldg. 4, Available from American Conference of Governmental Industrial Hygienists,
Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:// Inc. (ACGIH), 1330 Kemper Meadow Dr., Suite 600, Cincinnati, OH 45240,
www.dodssp.daps.mil. http://www.acgih.org.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
E2518 – 06
The height retracted configuration provides less usable volume “Warning—Suffocation hazard, door must remain open while
but is capable of being loaded on the C-130, and C-141 occupied.” This requirement shall apply to the Type IV CBCs
Military Airlift Command (MAC) fixed wing aircraft. Unless in the height extended configuration only.
otherwisespecified,theCBCshallmeetalltherequirementsof
3.3.7 Roof Loads—The CBC roof shall be capable of
this specification sheet in both the height extended and height
supporting, without structural damage, degradation or perma-
retracted configurations.
nent deformation: (1) a uniformly distributed load of 40 lbs/ft
3.3.2 Height Adjustment Device—Inbothitspayloaded(see over the entire surface and (2) a concentrated load of 660 lbs
overa1ft 3 2 ft area applied anywhere on the roof.
3.3.8) and non-payloaded configurations the Type IV CBC
shall be capable of being manually extended from its retracted
3.3.8 Interior Payload Provisions—The CBC shall be ca-
configuration and vise versa by 2 soldiers in 20 minutes using pable of accepting threaded fasteners such as rivnuts and
onlythetoolsoftheBasicIssueItems(BII)andtheAdditional
insertsformountingequipmenttotheinterioroftheCBC.The
Authorization List (AAL) as described in the carrier’s Opera- Type IV CBC and its Interior Payload Provisions shall be
tor’s Manual, and tools supplied with the CBC.Any hardware
capable of supporting at least 1100 pounds of payload during
orspecialtoolsrequiredforextending/retractingtheCBCshall its stationary, rail transport, ground mobility and crane lifting
be provided as part of the CBC.Additional materials handling
operation modes without damage or degradation to either the
equipment shall not be required. The CBC shall be capable of
CBC or its interior payload provisions. The payload shall be
multiple extension/retraction cycles, in accordance with its
attached to the interior surfaces using interior payload provi-
manual, without damage or degradation to either the CBC, its
sions and shall be distributed as follows: 200 pounds mounted
carrier, or its height adjustment devise.
to each of the four wall surfaces, or 400 pounds mounted to
3.3.3 CBC Service Life, Reliability and Maintainability— eachofthetwosidewallsurfaces,and300poundsmountedto
The service life for the CBC shall be at least 15 years. The the ceiling.
meantimetorepairattheorganizationalandintermediatelevel
3.3.9 Personnel Door Loads
shall not exceed 4 hours at the 90th percentile. Gaskets, seals,
3.3.9.1 Personnel Door Structure—The personnel door, in-
flapsandothermaterialsshallbefixedtotheCBCandshallbe
cluding its frame(s) and hardware, shall be capable of support-
replaceable.
inga200lbstaticloadwithoutdamageordegradationtoeither
3.3.4 Personnel Hazards
theCBCoritspersonneldoor,frame(s)andhardware.Theload
shall be applied parallel to the hinge line, along the door edge
3.3.4.1 Mechanical—The CBC shall conform to regulatory
and consensus design safety standards, unless military appli- oppositethehinge,withthepersonneldooropento90degrees.
The personnel door shall operate freely after application of the
cations require more stringent limits, and reflect applicable
system and personnel safety factors. The CBC shall provide load.
personnel maximum access and safety while installing, oper- 3.3.9.2 Door Stop—The personnel door, including its
ating, and maintaining the equipment. frame(s) and hardware, shall withstand a wind gust of 60 mph
in any direction when the door is secured by its door stop.
3.3.4.2 Edge Rounding—All exposed edges and corners
shall be rounded. Sharp edges and corners that can present a 3.3.10 Surface Impact Resistance—The exterior surface of
personnel safety hazard or caused equipment damage during the CBC’s roof shall be capable of withstanding a blow from a
operation and maintenance shall be rounded or suitably pro- 30 lb steel cylinder, 3 inches in diameter with a hemispherical
tected. end, dropped from a height of 30 inches, without structural
degradation.Allotherexteriorwallsurfacesshallbecapableof
3.3.5 Toxicity
withstanding a blow from the same steel cylinder, dropped
3.3.5.1 Materials—Certain chemicals have been identified
from a height of 16 inches, without structural degradation.
in the Occupational Safety and HealthAct (OSHA), as cancer-
3.3.11 Tailgate Operation—TheCBC,whenmountedonits
producingsubstances(carcinogens).MaterialsusedintheCBC
carrier, shall not inhibit operation of the carrier’s tailgate.
shall not contain these chemicals. Consideration of the human
3.3.12 Blackout—The CBC/carrier combination, with the
toxicity of a substance should be given prior to material
selection. personneldoorandportsclosed,shallnotpermitalightsource
from within to emit detectable amounts of light. This require-
3.3.5.2 Gases or Vapors—The materials, as installed in the
ment shall apply to the Type IV CBCs in the height extended
equipment and under service conditions specified in the equip-
configuration only.
ment specification, shall not liberate noxious odors, toxic or
corrosive gases, or vapors that would be detrimental to the 3.4 Support and Ownership Requirements—Unless other-
wise specified, the Type IV CBC shall meet the following
health of personnel.
support and ownership requirements in both the height ex-
3.3.6 Vents—The CBC shall include 2 vents for fresh air
tended and height retracted configurations.
ventilation.Theventsshallbelocatedtofacilitatefreshairflow
3.4.1 Weight—The Type IV CBC, including its height
through the cargo area. The vents shall prevent intrusion of
adjustmentdevise,butnotitshardware/adapterkit,shallweigh
driven rain and have provisions for blackout. Vents shall be
no more than 800 pounds.
capable of providing ventilation when the vehicle is both
stationary and on the move. Vents requiring operation shall be 3.4.2 Personnel Door—The Type IV CBC shall be
capableofbeingoperatedmanually.Theinteriorsurfaceofthe equipped with a vertically hinged single personnel door,
door shall have a warning in at least 1 ⁄2 2 inch high letters centrally located in the rear wall. The door opening shall be a
contrasting the color of the door. The warning shall say minimum of 48.00 inches wide by 60.00 inches high in the
E2518 – 06
heightextendedconfigurationandshallbeaminimumof48.00 other port shall be located on the passenger’s side. Each port
inches wide by 24.00 inches high in its height retracted shall be a minimum of four inches in diameter and not allow
configuration. The personnel door shall swing to the outside. the intrusion of driven rain and dust into the CBC and have
Thepersonneldoor’sfullyopenedpositionshallbeatleast135 provisions for blackout. The power and signal access ports
degrees from its closed position.Adoor stop, for securing the shall have provisions for blackout.
personnel door in its fully opened position, shall be provided.
3.4.6 Transportability—The CBC/carrier combination shall
In its closed position the personnel door shall prevent the
be capable of obtaining transportability approval from the
intrusion of driven rain and dust and shall provide blackout
Military Traffic Management Command transportability Engi-
protection.
neering Agency (MTMCTEA) based on the requirements for
3.4.2.1 Door Handle—The personnel door shall be transport in the following modes:
equipped with a door handle that provides positive closure. 3.4.6.1 Rail—The CBC/carrier combination with payload
From either side, the door handle shall be capable of being shall: (1) meet the Gabarit International de Chargement (GIC)
moved to its opened or closed position with a maximum force equipment gauge envelope as defined in interface standard
of 30 lbs applied to the door handle. The personnel door shall MIL-STD-1366, and (2) be capable of withstanding multiple
be capable of being padlocked from the outside securing the rail impacts without damage or degradation to either the CBC
CBC from the exterior. or its carrier and without damage to the tiedown cables, or
blocking or bracing.
3.4.2.2 Secondary Exit—Asecondary exit shall be provided
3.4.6.2 Fixed Wing—The CBC/carrier combination shall be
within the personnel door.The secondary exit opening shall be
transportable in C-130 and larger Air Mobility Command
a minimum of 35.00 inches wide by 30.00 inches high. The
(AMC) aircraft. The combination shall also be capable of
secondary exit shall be capable of being opened with a
roll-on/roll-off loading at ramp angles of 15 degrees on the
maximum force of 30 lbs applied to the release mechanism
C-130 and larger AMC aircraft without special handling
from inside of the CBC with: (1) the tailgate closed and the
procedures or equipment. The Type IV CBCs shall be capable
personnel door locked (2) the tailgate closed and the personnel
of roll-on/roll-off loading on the C-130 and C-141 AMC
door unlocked and (3) the tailgate open and the personnel door
aircraft in the height retracted configuration only.
locked. With the personnel door locked, the secondary exit
shall not be capable of being opened from outside the CBC. 3.4.6.3 Helicopter Sling Load (HSL)—The Type IV CBC
The secondary exit shall provide unobstructed egress for mountedonitscarrier,inallitspayloadconfigurations,shallbe
militarypersonnel.ThisrequirementshallapplytotheTypeIV capable of helicopter sling transport by CH-47 or larger rotary
CBC in the height extended configuration only. wingaircraftinthedualpointconfigurationwithoutdamageor
degradationtoeithertheTypeIVCBCorthecarrierasaresult
3.4.3 Ladder—Aladder shall be provided to allow military
of being flown.
personnel to safely enter and exit the CBC/carrier combination
3.4.6.4 Ground Mobility—The CBC/carrier combination
utilizing the CBC’s Personnel Door. The ladder shall be
shall be capable of meeting the same mission profile and miles
capable of supporting at least 400 lbs applied to any individual
as the carrier when driven over road courses as defined by
step without damage or degradation to either the CBC, carrier
Perryman, Churchville, and Munson courses found at Aber-
orladder.TheCBCshallhaveastowagelocationfortheladder
deen Proving Ground, Maryland, witho
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.