{"id":108,"date":"2022-01-17T11:13:16","date_gmt":"2022-01-17T10:13:16","guid":{"rendered":"https:\/\/www.locmachine.fr\/blog\/?p=108"},"modified":"2026-04-29T01:06:33","modified_gmt":"2026-04-28T23:06:33","slug":"comment-calculer-la-portee-dune-grue","status":"publish","type":"post","link":"https:\/\/www.locmachine.fr\/blog\/comment-calculer-la-portee-dune-grue\/","title":{"rendered":"Comment calculer la port\u00e9e d&rsquo;une grue?"},"content":{"rendered":"\n<p>Tout d&rsquo;abord d\u00e9finissons ce qu&rsquo;est une port\u00e9e!!<\/p>\n\n\n\n<p>Une port\u00e9e, c&rsquo;est la capacit\u00e9 de la machine \u00e0 porter une charge plus ou moins lourde \u00e0 une certaine distance et une certaine hauteur. Par exemple, prenons votre bras comme levier et une bouteille d&rsquo;eau d&rsquo;un litre, si vous le soulevez de fa\u00e7on perpendiculaire, vous arrivez \u00e0 le porter sans trop de difficult\u00e9 mais plus vous baissez votre bras, la tension \u00e9mise par le poids va changer consid\u00e9rablement. Et vous n&rsquo;arrivez plus \u00e0 maintenir le poids de cette bouteille de la m\u00eame fa\u00e7on que si vous la teniez en l&rsquo;air.<\/p>\n\n\n\n<p>En somme, regardons la fiche technique ci-dessous : <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"582\" height=\"632\" src=\"https:\/\/www.locmachine.fr\/blog\/wp-content\/uploads\/2022\/01\/levage-2.jpeg\" alt=\"Comment calculer la port\u00e9e d'une grue?\" class=\"wp-image-109\" srcset=\"https:\/\/www.locmachine.fr\/blog\/wp-content\/uploads\/2022\/01\/levage-2.jpeg 582w, https:\/\/www.locmachine.fr\/blog\/wp-content\/uploads\/2022\/01\/levage-2-276x300.jpeg 276w\" sizes=\"auto, (max-width: 582px) 100vw, 582px\" \/><\/figure>\n\n\n\n<p>Lisons le ensemble : <\/p>\n\n\n\n<p>En bout de fl\u00e8che \u00e0 la verticale, la capacit\u00e9 de port\u00e9e est de 8,3T \u00e0 29m alors qu&rsquo;\u00e0 l&rsquo;horizontale, nous sommes \u00e0 1,4T pour 26m.<\/p>\n\n\n\n<p>Pour savoir si une grue est adapt\u00e9e \u00e0 mon op\u00e9ration de levage, on regarde en premier le poids \u00e0 mettre en charge, la hauteur \u00e0 laquelle il faut d\u00e9poser (hauteur verticale), et le d\u00e9port (longueur horizontale) entre la machine stabilis\u00e9e et le point de d\u00e9p\u00f4t. Et si vous vous rappelez de vos cours de maths, abscisse = longueur et ordonn\u00e9e = hauteur, soit F(x)=y<\/p>\n\n\n\n<p>Rendez vous sur notre site en fonction de vos besoins : <\/p>\n\n\n\n<p><a href=\"https:\/\/www.locmachine.fr\/manutention\/\">https:\/\/www.locmachine.fr\/manutention\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>On s&rsquo;interroge souvent sur la capacit\u00e9 de levage d&rsquo;une grue, d\u00e9couvrez ici comment choisir votre grue en fonction du poids, de la port\u00e9e et de la hauteur.<\/p>\n","protected":false},"author":3,"featured_media":109,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[28,24,26,25,27],"class_list":["post-108","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-grues-levage","tag-calculer","tag-grue","tag-hauteur","tag-levage","tag-poids"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Comment calculer la port\u00e9e d&#039;une grue? 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