road known peripheral distributor road welsh cardiff link road welsh distributor road cardiff capital wales section completed section construction phase final link road eastern bay link road started march completed april fully completed road form cardiff ring road system runs west south east cardiff junction junction completing northern section dual entire length single constructed separate link roads cardiff date kilometres including spurs opened traffic plans large tunnel queen gate tunnel spur roads central link road road smaller bridges interchanges road entire length road restrictions history road conceived early 1970s planning began late 1970s road stage planned completed relieve east traffic fast link national motorway network section completed road road section opened public chairman environment committee called road necklace opportunity shape opportunities regeneration april responsibility road transferred authority funding road grant aided government basis improve economic viability area bring new jobs industry completion funding developments stand date kilometres including spurs open traffic plans missing link eastern bay link road built route description separate sections queen gate roundabout way way roundabout section junction queen gate roundabout referred western link road welsh kilometers length includes cross link road link road link road majority section boundary east west section partly opened way way roundabout oldest section includes known locally length link road section junction newer sections having opened length road eastern avenue dual concurrent road plans section link roads map link roads spur roads seen map coordinates opposite section road completed separate link roads cross link road million link road welsh known trunk road section trunk road opened designed provide pass traffic length includes close super trunk road maintained behalf remainder primary route maintained variable message signs installed cross link road systems display messages giving motorists warning road weather conditions accidents congestion major events held area crosses river main railway line twin box central span spans constructed balanced method constructed segments weighing tons plain segments tons main segments link road welsh interchange referred road interchange length opened built designed relieve traffic partly cuts link road ferry road interchange opened includes approximately length said longest bridge united_kingdom spans meters end spans designed called ltd designed initial launching system structure link road link road welsh ferry road interchange queen gate roundabout queen gate roundabout opened march time european commissioner transport construction link road commenced october link road built includes known queen known simply intended build cross elevated section newly formed local residents objected scheme said cut split community creating unnecessary physical barrier areas north south link road agreed change design link road despite having spent years design work link road meant tunnel built instead cost link road estimated cost million risen design change contract build eventually won local company joint venture italian contractor bid million bids million subsequently gone administrative queen gate tunnel queen known underneath southern follows line underneath twin tunnel constructed cut cover method construction involves digging trench tunnel tunnel constructed reinforced concrete central wall separates sets traffic originally awarded contract management installation testing commissioning electrical mechanical services tunnel water pumping stations maintain tunnel behalf construction welsh includes dual roadway plus foot cycle path local authority charge project time construction began march crosses constructed concrete segments widely construction industry medium long span segments casting yard near site transported final assembly construction began march eastern bay link road welsh run queen gate roundabout way way roundabout southern way link road present phase queen gate roundabout queen gate roundabout link road lane dual miles hour speed limit years link road costs involved link road previously known east link road phase included originally known east link road phase later known cardiff bay link road renamed eastern bay link road schemes subject planning proposals link road link road finished local transport plan august green paper change gear december white paper keeping cardiff moving cost link road estimated cost million increased million august paid congestion charging public private partnership possible original route link road challenged lodged formal objections link road current proposal october complete phase road approximately length roundabout new route different route earlier proposal avoid nature conservation area objected new route link road ensure objections revealed june minister economy science transport supported completion said link road improve access improve access enhance connections overall objectives road increase accessibility east cardiff major employment sites east area central cardiff enterprise zone provide direct route way reduce congestion junctions street removing traffic currently ocean east street central link route reduce journey times private commercial road users help economic regeneration enhance road safety reduce casualties improve strategic road network cardiff provide opportunities cycling walking approved design build contractor advance service diversion works communications arrangements phase begin months complete april announced incomplete queens gate roundabout roundabout known roundabout designed infrastructure constructed joint venture construction began link road march southern way link road welsh generally known simply built parts section completed newport road road road final section link road built newport road way way roundabout opened cost million includes known envisaged present single carriage dual rest link road runs way way roundabout way way roundabout welsh known designed won ice project award concrete society work constructed concrete box deck construction originally known east link road phase forms link road welsh known north link road runs junction length opened secretary state wales june provides link westbound traffic east city having city addition provides access community national road network link financed private developers large scale housing development spur roads known ferry road interchange opened important link provide access southern bypasses road traffic going cardiff city centre recent development began end widening road lane dual new junction built directly roundabout replaced signal controlled main contractor project important element crosses central span metres total spans multi span structure rectangular box sections sections construct weighing tonnes designed won concrete society design central link road million central link welsh queen gate roundabout queen gate roundabout junction adam street opened february opened linked cardiff city centre link opened march road started link motorway network built traffic city centre use travel east fully length entirely lane dual restrictions abandoned spur roads planned run new interchange link road bridge roundabout length reduced traffic residential area road west traveling announced proposal officially abandoned cardiff airport link road cardiff airport link road welsh proposed spur road cardiff airport plans road scrapped june current single road cardiff cardiff airport main road barry cardiff main commuter route proposed schemes involved new major highway route linking south north barry estimated cost scheme including widening services service stations motorists cardiff gate services includes petrol services cardiff gate includes petrol traffic information service partnership trunk road agents south wales service managed home media studio providing live travel information media website live traffic cross link road trunk road images updated minutes operates motorists use telephone service number gives date traffic information travel advice traffic congestion western link roads built number major developments built cardiff international sports village includes generated additional traffic ferry road interchange addition development includes cardiff international sports stadium new supermarket significantly increased traffic older developments retail park including significantly increased congestion commuter traffic increase traffic increase predicted assembly expressed reservations new developments includes october council requested assess existing traffic conditions future growth traffic network popular culture queen gate tunnel featured episode called changes broadcast bbc october link featured christmas episode doctor called runaway bride broadcast bbc december
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