council direct ec juli lai road vehicl circul commun maximum author dimens nation intern traffic maximum author weight intern traffic council european union regard treati establish european commun articl thereof regard propos commiss regard opinion econom social committe act accord procedur laid articl treati council direct eec decemb weight dimens technic characterist road vehicl establish framework common transport polici common standard permit improv road vehicl traffic member state direct eec significantli amend occas occas amend reason clariti ration recast singl text council direct eec juli relat proof complianc vehicl direct eec differ standard forc member state regard weight dimens commerci road vehicl advers effect condit competit constitut obstacl traffic member state principl subsidiar action commun level order remov obstacl abovement standard reflect balanc ration econom commerci road vehicl requir infrastructur mainten road safeti protect environ fabric live common standard dimens vehicl intend carriag good remain stabl long term addit technic requir relat weight dimens vehicl appli commerci vehicl regist put circul member state requir constitut obstacl circul commerci vehicl member state definit thick wall refriger vehicl articl direct eec amend direct eec broaden order permit member state refriger vehicl longer meet insul requir defin articl circul territori clarifi concept indivis load order ensur uniform applic direct respect permit vehicl vehicl combin carri load tonn univers understood unit measur vehicl weight appli direct whilst recogn formal unit weight newton implement intern market scope direct extend nation transport concern characterist significantli affect condit competit transport sector valu relat maximum author length width vehicl vehicl combin intend carriag good vehicl characterist member state author appli territori valu laid direct vehicl nation traffic road train extens coupl system practic attain maximum length fulli extend maximum length author road train fix coupl system maximum author width vehicl intend carriag good leav insuffici intern space effici load pallet rise applic toler level legisl member state domest traffic gener adapt current situat order provid clariti technic requir bear mind road safeti aspect characterist maximum width vehicl intend carriag good increas standard appli buse respect buse provid transit period manufactur concern adapt industri plant prevent excess road damag ensur manoeuvr author vehicl prefer pneumat equival suspens mechan suspens maximum axl load exceed vehicl capabl turn limit valu path member state permit nation good transport vehicl vehicl combin dimens deviat laid direct circul territori transport oper carri vehicl defin direct significantli affect intern competit transport sector oper carri special vehicl oper carri modular concept case modular concept oper provis transit period enabl member state adapt road infrastructur vehicl vehicl combin construct appli technolog concept standard deviat laid direct allow carri local transport oper trial period enabl profit drawn technic progress vehicl enter servic date implement direct compli dimens characterist laid direct ow previous differ nation provis method measur allow transit period continu provid transport servic member state vehicl regist put circul progress made adopt type approv direct vehicl combin axl requir conform characterist weight dimens laid annex ii direct eec delet modif order avoid rule conflict intern convent road traffic circul order facilit monitor complianc direct ensur vehicl carri proof complianc direct affect oblig member state deadlin transposit nation law applic direct direct replac adopt direct articl direct appli dimens motor vehicl categori trailer categori defin annex ii council direct eec februari approxim law member state relat type approv motor vehicl trailer weight characterist vehicl defin annex direct valu weight annex valid circul standard refer load condit product standard defin direct articl purpos direct motor vehicl power driven vehicl travel road mean trailer vehicl intend coupl motor vehicl exclud semi trailer construct equip carriag good semi trailer vehicl intend coupl motor vehicl part rest motor vehicl substanti part weight weight load born motor vehicl construct equip carriag good vehicl combin road train consist motor vehicl coupl trailer articul vehicl consist motor vehicl coupl semi trailer condit vehicl vehicl fix movabl superstructur special equip carriag good control temperatur side wall inclus insul mm thick bu vehicl seat includ driver seat construct equip carri passeng luggag deck draw luggag trailer articul bu bu consist rigid section connect articul section type vehicl passeng compart rigid section intercommun articul section permit free movement travel rigid section connect disconnect section workshop maximum author dimens maximum dimens vehicl laid annex direct maximum author weight maximum weight laden vehicl intern traffic maximum author axl weight maximum weight intern traffic laden axl group axl indivis load load purpos carriag road divid load undu expens risk damag ow dimens mass carri motor vehicl trailer road train articul vehicl compli direct respect tonn weight execut mass tonn correspond kilonewton kn maximum author dimens annex measur accord annex direct eec posit toler articl member state reject prohibit territori intern traffic vehicl regist put circul member state reason relat weight dimens nation traffic good vehicl regist put circul member state reason relat dimens provid vehicl compli limit valu annex provis appli notwithstand fact vehicl conform requir member state regard weight dimens characterist cover annex compet author member state vehicl regist put circul author limit refer articl exceed laid annex paragraph affect member state due regard commun law requir vehicl regist put circul territori conform nation requir weight dimens characterist cover annex member state requir condit vehicl carri atp certif atp certif plate provid agreement septemb intern carriag perish foodstuff special equip carriag articl member state normal circul vehicl vehicl combin nation transport good territori conform characterist set point annex member state nonetheless circul territori vehicl vehicl combin nation transport good freight conform characterist set annex vehicl vehicl combin exce maximum dimens allow circul basi special permit issu discrimin compet author basi similar discriminatori arrang agre case case basi author vehicl vehicl combin carri intend carri indivis load member state vehicl vehicl combin good transport carri nation transport oper significantli affect intern competit transport sector circul territori dimens deviat laid point annex transport oper consid significantli affect intern competit transport sector condit fulfil transport oper carri member state territori special vehicl special vehicl combin circumst carri vehicl member state oper link log forestri industri member state permit transport oper carri territori vehicl vehicl combin dimens deviat laid annex permit motor vehicl trailer semi trailer compli dimens laid annex combin achiev load length author member state oper benefit equal condit competit modular concept member state concern adapt road infrastructur order fulfil condit prohibit decemb latest circul territori nation good transport oper vehicl vehicl combin exce current nation standard dimens provid nation legisl continu appli commun carrier discriminatori manner member state inform commiss measur pursuant paragraph member state vehicl vehicl combin incorpor technolog concept compli requir direct carri local transport oper trial period member state inform commiss thereof member state vehicl vehicl combin good transport regist put circul implement direct circul territori decemb dimens exceed laid point annex virtu differ nation provis method measur articl prejudic articl articul vehicl put circul januari compli specif contain point annex deem compli specif purpos articl exce total length road train motor vehicl put circul decemb compli specif contain point annex decemb deem compli specif purpos articl exce total length articl member state measur ensur articl vehicl refer articl compli direct carri proof refer combin plate manufactur plate establish attach accord direct eec plate relat dimens accord annex iii establish attach accord direct eec singl plate establish attach accord direct eec inform plate refer singl document issu compet author member state vehicl regist put circul document bear head inform plate refer place easili access inspect adequ protect characterist vehicl longer correspond proof complianc member state vehicl regist step ensur proof complianc alter plate document refer paragraph recogn member state proof vehicl complianc provid direct vehicl carri proof complianc subject common standard weight random check common standard dimens check suspicion complianc direct middl column proof complianc relat weight commun weight standard applic vehicl question vehicl refer point annex entri tonn includ bracket maximum author weight vehicl combin member state decid respect vehicl regist put circul territori maximum weight author nation legisl proof complianc left hand column technic permiss weight hand column articl direct preclud applic road traffic provis forc member state permit weight dimens vehicl road civil engin structur limit irrespect state registr vehicl articl articl appli ireland unit kingdom decemb standard refer point annex except articul vehicl refer point total laden weight exce tonn ii weight tri axl space point exce tonn except vehicl refer point total laden weight exce tonn vehicl refer point ii tonn vehicl refer point iii tonn vehicl refer point subject complianc condit point point iv tonn vehicl refer point standard refer point annex except vehicl refer point weight drive axl exce tonn articl standard refer point annex member state reject prohibit territori decemb buse width exceed member state inform commiss measur pursuant articl commiss inform member state thereof articl direct list annex iv part repeal effect date articl prejudic oblig member state deadlin transposit set annex iv part refer repeal direct constru refer direct read accord correl tabl set annex articl member state bring forc law regul administr provis compli direct septemb forthwith inform commiss thereof member state adopt measur refer direct accompani refer occas offici public method make refer laid member state member state commun commiss text main provis domest law adopt field cover direct articl direct enter forc dai public offici journal european commun articl direct address member state brussel juli council presid covenei oj oj oj opinion european parliament deliv novemb oj council common posit decemb oj decis european parliament march oj oj direct amend direct eec oj oj oj oj direct amend act access oj direct amend commiss direct eec oj annex gt tabl gt annex ii condit relat equival air suspens system air suspens vehicl drive axl definit air suspens suspens system consid air suspend spring effect caus air spring equival air suspens suspens recogn equival air suspens conform free transient low frequenc vertic oscil sprung mass drive axl bogi measur frequenc damp suspens carri maximum load fall limit defin point axl fit hydraul damper tandem axl bogi damper posit minim oscil bogi damp ratio critic damp suspens normal condit hydraul damper place oper damp ratio suspens hydraul damper remov incapacit frequenc sprung mass drive axl bogi free transient vertic oscil higher hz frequenc damp suspens paragraph test procedur measur frequenc damp laid paragraph definit frequenc damp definit sprung mass kg drive axl bogi consid axl bogi total vertic stiff road surfac sprung mass newton metr total damp coeffici newton metr vertic displac sprung mass equat motion free oscil sprung mass gt num gt gt den gt dt gt num gt gt den gt dt kz frequenc oscil sprung mass gt num gt rad gt den gt sec amp radic gt num gt gt den gt gt num gt gt den gt damp critic amp radic km damp ratio fraction critic damp gt num gt gt den gt free transient oscil sprung mass vertic motion mass follow damp sinusoid path figur frequenc estim measur time cycl oscil observ damp estim measur height success peak oscil direct peak amplitud cycl oscil damp ratio gt num gt gt den gt gt num gt gt den gt ln gt num gt gt den gt ln natur logarithm amplitud ratio test procedur establish test damp ratio damp ratio hydraul damper remov frequenc suspens load vehicl driven low speed km hr km hr mm step profil shown figur transient oscil analyz frequenc damp occur wheel drive axl left step pull chassi drive axl load time maximum static vehicl held suddenli releas subsequ oscil analyz pull chassi sprung mass lift mm drive axl vehicl held suddenli drop subsequ oscil analyz subject procedur prove manufactur satisfact technic depart equival vehicl instrument vertic displac transduc drive axl chassi directli drive axl trace time interv compress peak measur obtain frequenc amplitud ratio obtain damp twin drive bogi vertic displac transduc fit drive axl chassi directli gt refer graphic gt annex iii plate relat dimens refer articl plate relat dimens affix plate refer direct eec data manufactur vehicl identif number length motor vehicl trailer semi trailer width motor vehicl trailer semi trailer data measur length vehicl combin distanc front motor vehicl centr coupl devic coupl hook wheel case wheel coupl point minimum maximum valu amin amax distanc centr coupl devic trailer wheel ring semi trailer kingpin rear trailer semi trailer case devic coupl point minimum maximum valu bmin bmax length vehicl combin length motor vehicl trailer semi trailer straight line ii valu proof complianc reproduc measur carri directli vehicl inform repeat vehicl carri singl plate data weight dimens annex iv part repeal direct refer articl direct eec weight dimens technic characterist road vehicl success amend direct eec direct eec direct eec direct eec direct eec direct eec direct eec direct eec relat proof complianc vehicl direct eec weight dimens technic characterist road vehicl part gt tabl gt annex gt tabl gt