{"id":41126,"date":"2015-11-21T22:28:44","date_gmt":"2015-11-21T21:28:44","guid":{"rendered":"https:\/\/aquajet.se\/jobreport\/rotskadad-betong-pa-fundament-till-skidliftar-avlagsnas-med-vattenbilning\/"},"modified":"2015-11-21T22:28:44","modified_gmt":"2015-11-21T21:28:44","slug":"rotskadad-betong-pa-fundament-till-skidliftar-avlagsnas-med-vattenbilning","status":"publish","type":"jobreport","link":"https:\/\/aquajet.se\/sv\/jobreport\/rotskadad-betong-pa-fundament-till-skidliftar-avlagsnas-med-vattenbilning\/","title":{"rendered":"R\u00f6tskadad betong p\u00e5 fundament till skidliftar avl\u00e4gsnas med vattenbilning"},"content":{"rendered":"<h4>Den svenska specialentrepren\u00f6ren Corvara anv\u00e4nder en fj\u00e4rrstyrd robot av typen Aqua Cutter 410A f\u00f6r att avl\u00e4gsna murken betong fr\u00e5n pylonfundament.<\/h4>\n<p>En Aquajet robot f\u00f6r vattenbilning anv\u00e4nds p\u00e5 pylonfundamenten i den svenska skidorten \u00c5re f\u00f6r att sk\u00e4ra bort f\u00f6rmultnad betong p\u00e5 de massiva blocken och g\u00f6ra det m\u00f6jligt att l\u00e4gga ers\u00e4ttningsbetong.<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/player.vimeo.com\/video\/146510361?color=ff0000&#038;byline=0\" width=\"100%\" height=\"410\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<h3>\u00c5re skidort<\/h3>\n<p>\u00c5res liftsystem, som tar skid\u00e5kare och semesterfirare upp f\u00f6r den 1420 meter h\u00f6ga \u00c5reskutans sida, byggdes i etapper med start i slutet av 1970-talet och har bidragit till att g\u00f6ra den tidigare lilla byn till en av Sveriges ledande vintersportorter.<br \/>\nKontraktet f\u00f6r att renovera fundamentblocken p\u00e5 pylonerna har tilldelats Corvara Industri &#038; Skadeservice, en specialist p\u00e5 att reparera skador p\u00e5 industriella installationer och en leverant\u00f6r av h\u00f6gtrycks-, sug-, vattenbilnings- och bl\u00e4stringstj\u00e4nster i hela Norden.<br \/>\nProjektledaren f\u00f6r \u00c5res skidlift, Mattias Carlsson, ber\u00e4ttar att bolaget har ett l\u00e5ngt samarbete med Aquajet.<br \/>\nEn Aqua Cutter 410A, en fj\u00e4rrstyrd maskin som \u00e4r speciellt utformad f\u00f6r till\u00e4mpningar i tr\u00e5nga och sv\u00e5r\u00e5tkomliga omr\u00e5den, anv\u00e4nds p\u00e5 betongfundamentblocken.<br \/>\n&#8220;Roboten \u00e4r s\u00e5 l\u00e4tt och kompakt att vi kan lyfta den uppf\u00f6r bergssidan p\u00e5 sj\u00e4lva linbanan och sedan s\u00e4nka ner den p\u00e5 blocket&#8221;, s\u00e4ger Carlsson.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1764\" src=\"https:\/\/aquajet.se\/bed\/uploads\/2015\/11\/aquajet_on_location_are_cableway_4.jpg\" alt=\"Aquajet p\u00e5 plats - \u00c5re linbana\" width=\"1024\" height=\"684\"><\/p>\n<h3>K\u00f6rd runt h\u00f6rnen<\/h3>\n<p>&#8220;Varje block \u00e4r mellan 3 och 4 m h\u00f6gt och det finns en avsats, mellan 700 och 750 mm bred, som roboten kan st\u00e5 p\u00e5.<br \/>\n&#8220;Maskinen \u00e4r s\u00e5 kompakt och l\u00e4ttman\u00f6vrerad att den kan k\u00f6ras l\u00e4ngs kanten och till och med runt h\u00f6rnen, s\u00e5 att den n\u00e5r alla ytor p\u00e5 fundamentet utan att n\u00e5gra lyftanordningar beh\u00f6vs.&#8221;<br \/>\nFundamentets nedre del m\u00e4ter cirka 4 x 4 x 1,5 meter, medan den \u00f6vre delen \u00e4r cirka 2,5 x 2,5 x 1,2 meter.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1765\" src=\"https:\/\/aquajet.se\/bed\/uploads\/2015\/11\/aquajet_on_location_are_cableway_5.jpg\" alt=\"Aquajet p\u00e5 plats - \u00c5re linbana\" width=\"1024\" height=\"684\"><\/p>\n<h3>Hela ytan borttagen<\/h3>\n<p>Grundblocken hade \u00e5ldrats till den grad att Corvara var tvungen att anv\u00e4nda vattensk\u00e4raren f\u00f6r att avl\u00e4gsna 200 mm av den s\u00f6nderfallna betongen, s\u00e5 att ny betong kunde appliceras.<br \/>\nHela ytan p\u00e5 de tv\u00e5 \u00f6versta etapperna av varje fundament m\u00e5ste tas bort.<br \/>\nCorvaras tekniker ber\u00e4knade att betongens tryckh\u00e5llfasthet var cirka 44 Mpa.<br \/>\n&#8220;Man hade naturligtvis kunnat anv\u00e4nda tryckluftshammare f\u00f6r det h\u00e4r jobbet, men de orsakar buller och damm, vilket inte \u00e4r \u00f6nskv\u00e4rt i den h\u00e4r or\u00f6rda milj\u00f6n&#8221;,<br \/>\ns\u00e4ger Carlsson.<br \/>\n&#8220;Det skulle ocks\u00e5 ha orsakat kritiska vibrationsskador p\u00e5 fundamenten och pylonerna. Med vattenbilningstekniken var det m\u00f6jligt att h\u00e5lla linbanan \u00f6ppen under den fullst\u00e4ndiga restaureringen.&#8221;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1762\" src=\"https:\/\/aquajet.se\/bed\/uploads\/2015\/11\/aquajet_on_location_are_cableway_2.jpg\" alt=\"Aquajet p\u00e5 plats - \u00c5re linbana\" width=\"1024\" height=\"684\"><\/p>\n<h3>Krav p\u00e5 att anv\u00e4nda vattenbilning<\/h3>\n<p>&#8220;Det g\u00e5r snabbare att anv\u00e4nda en robot f\u00f6r vattenbilning, blockens armeringar f\u00f6rblir intakta och den gjutna ytan som blir resultatet har mycket b\u00e4ttre vidh\u00e4ftning \u00e4n vad som skulle bli resultatet av mekanisk mejsling.&#8221;<br \/>\nAnv\u00e4ndningen av vattenbilning var faktiskt inskriven i Corvaras kontrakt, som omfattar 12 grundblock och l\u00f6per fr\u00e5n 2015 till slutet av 2016.<\/p>\n<p>Corvara har servicecenter p\u00e5 35 orter i Sverige och syssels\u00e4tter cirka 600 medarbetare.<\/p>\n<p>&nbsp;<\/p>\n<h3><strong>Ladda ner utskrivbar PDF<\/strong><\/h3>\n<p><a title=\"Arbetsrapport PDF\" href=\"https:\/\/aquajet.se\/bed\/uploads\/2015\/11\/Jobreport-B3-JO82_decayed-concrete-on-ski-lift-foundations-removed-with-hydrodemolition.pdf\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1554\" src=\"https:\/\/aquajet.se\/bed\/uploads\/2014\/05\/pdficon.png\" alt=\"pdficon\" width=\"22\" height=\"16\">P\u00e5 plats PDF  &gt;&gt;<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"featured_media":40427,"template":"","case_category":[238,258],"class_list":["post-41126","jobreport","type-jobreport","status-publish","has-post-thumbnail","hentry","case_category-byggnader-och-anlaggningar","case_category-pelare-och-ror"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.2 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>R\u00f6tskadad betong p\u00e5 fundament till skidliftar avl\u00e4gsnas med vattenbilning - Aquajet<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aquajet.se\/sv\/jobreport\/rotskadad-betong-pa-fundament-till-skidliftar-avlagsnas-med-vattenbilning\/\" \/>\n<meta property=\"og:locale\" content=\"sv_SE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u00f6tskadad betong p\u00e5 fundament till skidliftar avl\u00e4gsnas med vattenbilning\" \/>\n<meta property=\"og:description\" content=\"Den svenska specialentrepren\u00f6ren Corvara anv\u00e4nder en fj\u00e4rrstyrd robot av typen Aqua Cutter 410A f\u00f6r att avl\u00e4gsna murken betong fr\u00e5n pylonfundament. 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