{"id":41123,"date":"2015-09-23T12:38:48","date_gmt":"2015-09-23T10:38:48","guid":{"rendered":"https:\/\/aquajet.se\/jobreport\/lhydrodemolition-retablit-la-productivite-du-projet-mrt-downtown-line-a-singapour\/"},"modified":"2015-09-23T12:38:48","modified_gmt":"2015-09-23T10:38:48","slug":"lhydrodemolition-retablit-la-productivite-du-projet-mrt-downtown-line-a-singapour","status":"publish","type":"jobreport","link":"https:\/\/aquajet.se\/fr\/jobreport\/lhydrodemolition-retablit-la-productivite-du-projet-mrt-downtown-line-a-singapour\/","title":{"rendered":"L&#8217;hydrod\u00e9molition r\u00e9tablit la productivit\u00e9 du projet MRT Downtown Line \u00e0 Singapour"},"content":{"rendered":"<h4>Un robot d&#8217;hydrod\u00e9molition Aquajet a aid\u00e9 un entrepreneur de remplacement \u00e0 regagner le terrain perdu sur le contrat MRT de Singapour.<\/h4>\n<p>La technologie de l&#8217;hydrod\u00e9molition a connu un essor consid\u00e9rable \u00e0 Singapour gr\u00e2ce \u00e0 l&#8217;utilisation d&#8217;un robot d&#8217;hydrod\u00e9molition Aquajet sur une partie de la nouvelle ligne MRT Downtown Line de l&#8217;\u00eele, ce qui a permis de rattraper le temps perdu apr\u00e8s que l&#8217;entrepreneur initial a fait faillite et a d\u00fb \u00eatre remplac\u00e9.<\/p>\n<h3>AUGMENTATION DE L&#8217;UTILISATION DE L&#8217;HYDROD\u00c9MOLITION<\/h3>\n<p>L&#8217;utilisation de la technologie de l&#8217;hydrod\u00e9molition devrait augmenter \u00e0 Singapour \u00e0 l&#8217;avenir, \u00e0 la suite de la politique gouvernementale visant \u00e0 am\u00e9liorer la productivit\u00e9 et donc \u00e0 r\u00e9duire la d\u00e9pendance \u00e0 l&#8217;\u00e9gard de la main-d&#8217;\u0153uvre \u00e9trang\u00e8re.<\/p>\n<p>Les robots hydrod\u00e9molition font partie des cat\u00e9gories d&#8217;\u00e9quipements de construction qui sont d\u00e9sormais \u00e9ligibles \u00e0 des subventions gouvernementales couvrant les pr\u00e9occupations en mati\u00e8re de productivit\u00e9 et d&#8217;environnement.<\/p>\n<p>&#8220;\u00c0 Singapour, il existe d\u00e9sormais un v\u00e9ritable int\u00e9r\u00eat pour les technologies avanc\u00e9es de d\u00e9montage du b\u00e9ton&#8221;, a d\u00e9clar\u00e9 Patrick Lee, directeur r\u00e9gional des ventes pour Asia Waterjet Equipment, le distributeur pour l&#8217;Asie de la soci\u00e9t\u00e9 su\u00e9doise Aquajet Systems AB.<\/p>\n<p>&#8220;Les entrepreneurs sont de plus en plus d\u00e9sireux d&#8217;investir et, avec le soutien des pouvoirs publics, ils s&#8217;int\u00e9ressent de tr\u00e8s pr\u00e8s \u00e0 ce qui peut \u00eatre r\u00e9alis\u00e9 en mati\u00e8re d&#8217;\u00e9conomies de main-d&#8217;\u0153uvre, de sant\u00e9 et de s\u00e9curit\u00e9, de lutte contre le bruit et d&#8217;am\u00e9lioration de la qualit\u00e9 et de la productivit\u00e9&#8221;.<\/p>\n<p>Selon M. Lee, les probl\u00e8mes survenus sur la Downtown Line de Singapour et la mani\u00e8re dont ils ont \u00e9t\u00e9 r\u00e9solus ont contribu\u00e9 \u00e0 am\u00e9liorer l&#8217;image de la technologie de l&#8217;hydrod\u00e9molition.<\/p>\n<p>En septembre 2009, la Land Transport Authority a attribu\u00e9 \u00e0 l&#8217;entrepreneur autrichien Alpine Bau deux contrats portant sur la phase 2 de la Downtown Line, C917 et C918.<\/p>\n<p>Le contrat C917 concernait la construction des stations King Albert Park et Sixth Avenue et des tunnels parall\u00e8les jumel\u00e9s entre elles, tandis que le contrat C918 concernait les tunnels de sortie de la station Tan Kah Kee.<\/p>\n<p>Alpine avait achet\u00e9 un robot Aquajet 710A pour le d\u00e9montage de grandes surfaces de b\u00e9ton, une op\u00e9ration qui aurait normalement n\u00e9cessit\u00e9 l&#8217;intervention de marteaux-piqueurs, mais la taille de la surface \u00e0 nettoyer et les d\u00e9lais impartis auraient exig\u00e9 l&#8217;intervention d&#8217;un grand nombre de travailleurs contractuels.<\/p>\n<p>Alpine a cependant fait faillite au milieu de l&#8217;ann\u00e9e 2013, ce qui a entra\u00een\u00e9 une quasi-paralysie des travaux sur les deux contrats et, par cons\u00e9quent, retard\u00e9 l&#8217;ouverture de la ligne.<\/p>\n<h3>UNE PRODUCTIVIT\u00c9 IMPRESSIONNANTE<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-1730\" src=\"https:\/\/aquajet.se\/bed\/uploads\/2015\/09\/jobreport_singapore_mrt-525x700.jpg\" alt=\"Jobreport Singapour MRT - Aqua Cutter 710V\" width=\"450\" height=\"600\">La LTA a relanc\u00e9 un appel d&#8217;offres. L&#8217;entrepreneur australien McConnell Dowell a remport\u00e9 le contrat pour le C917, d\u00e9sormais rebaptis\u00e9 C917A. <\/p>\n<p>Reprenant l\u00e0 o\u00f9 Alpine s&#8217;est arr\u00eat\u00e9e, et devant travailler \u00e0 une productivit\u00e9 encore plus \u00e9lev\u00e9e pour r\u00e9cup\u00e9rer le plus de temps possible, McConnell Dowell a achet\u00e9 un Aquajet AquaCutter 710V Classic \u00e0 AWE, ainsi que d&#8217;autres \u00e9quipements de d\u00e9coupe de l&#8217;eau.<\/p>\n<p>&#8220;McConnell Dowell a d\u00fb faire tourner la machine \u00e0 plein r\u00e9gime pour respecter le calendrier&#8221;, explique Patrick Lee. &#8220;Vers le milieu de l&#8217;ann\u00e9e 2014, la machine fonctionnait par \u00e9quipes de 24 heures, alors que les autres travaux de TRM durent en moyenne 14 heures par jour. <\/p>\n<p>&#8220;L&#8217;entrepreneur atteignait une productivit\u00e9 remarquablement impressionnante, car il d\u00e9montait du b\u00e9ton en moyenne 250 m\u00b2 par jour.<\/p>\n<p>&#8220;Il \u00e9tait initialement propos\u00e9 que les contrats renouvel\u00e9s soient achev\u00e9s pour le milieu de l&#8217;ann\u00e9e 2016, avec environ six mois de retard sur le d\u00e9lai initial, mais l&#8217;Autorit\u00e9 des transports terrestres a r\u00e9cemment annonc\u00e9 que les travaux seraient achev\u00e9s au cours du premier trimestre 2016, au plus tard.<\/p>\n<p>&#8220;Le degr\u00e9 de contr\u00f4le possible avec la fraise Aqua Cutter signifiait que le processus d\u00e9licat de retrait contr\u00f4l\u00e9 du b\u00e9ton sans endommager les barres d&#8217;armature pouvait \u00eatre contr\u00f4l\u00e9 jusqu&#8217;\u00e0 une limite tr\u00e8s fine&#8221;, a d\u00e9clar\u00e9 Patrick Lee.<\/p>\n<p>Il pense \u00e9galement que la technologie d&#8217;hydrod\u00e9molition d&#8217;Aquajet s&#8217;\u00e9tendra au-del\u00e0 de Singapour \u00e0 d&#8217;autres r\u00e9gions d&#8217;Asie.<\/p>\n<p>&#8220;Nous connaissons maintenant un certain succ\u00e8s \u00e0 Hong Kong, o\u00f9 nous avons r\u00e9cemment vendu une unit\u00e9 qui entreprend des projets de grande envergure&#8221;, d\u00e9clare-t-il. &#8220;Je pense que Hong Kong sera notre march\u00e9 le plus important apr\u00e8s Singapour. <\/p>\n<p>&nbsp;<\/p>\n<h3><strong>T\u00e9l\u00e9chargez le PDF imprimable<\/strong><\/h3>\n<p><a title=\"Rapport d'activit\u00e9 PDF\" href=\"https:\/\/aquajet.se\/bed\/uploads\/2015\/09\/Jobreport-B3-JO78.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\">Rapport d&#8217;activit\u00e9 PDF  &gt;&gt;<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"featured_media":0,"template":"","case_category":[244,247,256],"class_list":["post-41123","jobreport","type-jobreport","status-publish","hentry","case_category-batiments-et-structures","case_category-routes-et-ponts","case_category-tunnels-fr"],"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>L&#039;hydrod\u00e9molition r\u00e9tablit la productivit\u00e9 du projet MRT Downtown Line \u00e0 Singapour - 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\/fr\/jobreport\/lhydrodemolition-retablit-la-productivite-du-projet-mrt-downtown-line-a-singapour\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L&#039;hydrod\u00e9molition r\u00e9tablit la productivit\u00e9 du projet MRT Downtown Line \u00e0 Singapour\" \/>\n<meta property=\"og:description\" content=\"Un robot d&#8217;hydrod\u00e9molition Aquajet a aid\u00e9 un entrepreneur de remplacement \u00e0 regagner le terrain perdu sur le contrat MRT de Singapour. 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