Heavy Hauler - Wikipedia, The Free Encyclopedia
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3/2/2015 HeavyhaulerWikipedia,thefreeencyclopedia
http://en.wikipedia.org/wiki/Heavy_hauler 1/1
ALMAantennaintransitonaselfpropelledmodulartransporter
TwoMANSEballasttractorspullingandoneMercedespushinga100,000kg(220,000lb)transformeron10axlelowboytrailer
HeavyhaulerFromWikipedia,thefreeencyclopedia
Aheavyhaulerisaverylargetransporterformovingoversizeloadstoolargeforroadtravelwithoutanescortandspecialpermit.
Aheavyhaulertypicallyconsistsofaheavytractorunitunitandmultiaxledlowboyflatbedtrailer.Sometrailersmayhaveindependentlysteerablewheels,andseveralmightbetowedbyoneormoretractorunitsinatrain.
Selfpropelledmodulartransporters,somefeaturingadozenandmoreselfsteeringaxleswithscoresofrubbertirestospreadoutaload,areincreasinglybeingmanufactured.Theabilityofcombinationandselfpropelledheavyhaulerstocarryloadsof100tonsisnotunusual.
Application
Insomecasesaheavyhaulerisdesignedandconstructedtomoveaparticularloadonaoneofforshorttermbasis.Anexampleistheselfpropelledantennatransporter(http://news.bbc.co.uk/2/hi/science/nature/6922967.stm)fortheALMAradiotelescopeproject,a130tonne28wheeledrigidvehicledesignedtocarryandplace115tonneradiotelescopeantennasupamountaintoanaltitudeof5000m(16,500ft).
Typicalloadsmovedbyheavyhaulersunderescortonhighwaysincludegiantboilersandpressurevesselsusedinthechemicalindustries,industrialplants,prefabricatedsectionsforconstructionprojects,giantpowertransformers,turbines,andhouses(generallymadeoftimber).
Theterm"heavyhauler"mayalsobeusedtorefertooffroaddumptrucksandorecarriersusedinminingandconstructionwithcapacitiesupto400tonnes,oranairplanethathasbeenespeciallyconstructedformovingheavymaterials.[1]
Seealso
BallasttractorConstructionequipmentPacifictrucksSelfpropelledmodulartransporterToter
References
1. ^BoeingSkyhookheavyhauler(http://wizbangpop.com/2008/07/09/boeingplansboldairshiphauler.php)
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Categories: Trucks Engineeringvehicles
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