{"id":441,"date":"2019-06-25T17:17:04","date_gmt":"2019-06-25T15:17:04","guid":{"rendered":"https:\/\/www.picenumplast.com\/?post_type=calculation&#038;p=1141"},"modified":"2026-08-27T16:05:49","modified_gmt":"2026-08-27T14:05:49","slug":"structural-verification-of-underground-flexible-pipes-spangler-method","status":"publish","type":"calculation","link":"https:\/\/www.picenumplast.com\/fr\/youpipe\/structural-verification-of-underground-flexible-pipes-spangler-method\/","title":{"rendered":"V\u00e9rification structurelle des canalisations flexibles souterraines (m\u00e9thode Spangler)"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"441\" class=\"elementor elementor-441\" data-elementor-post-type=\"calculation\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-38a3c928 elementor-section-full_width my-4 my-md-8 mx-xl-5 mx-xxl-10 mx-md-4 mx-3 elementor-section-height-default elementor-section-height-default\" data-id=\"38a3c928\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-1b814bf3 col-12 col-xl-4\" data-id=\"1b814bf3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-146a477f text-uppercase calc-title elementor-widget elementor-widget-heading\" data-id=\"146a477f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">V\u00e9rification structurelle des canalisations flexibles souterraines (m\u00e9thode Spangler)<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e0bf706 mb-md-4 elementor-widget elementor-widget-text-editor\" data-id=\"1e0bf706\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tL&rsquo;application renvoie une v\u00e9rification statique d&rsquo;une canalisation souterraine en plastique soumise \u00e0 diff\u00e9rentes charges, selon la m\u00e9thode Marston et la m\u00e9thode Spangler.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62c6f76c pt-lg-5 elementor-widget elementor-widget-text-editor\" data-id=\"62c6f76c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table class=\"table legend-table\"><tr><td><strong>Riferimenti per i calcoli:<\/strong><br\/> Il presente modello di calcolo tiene conto delle prescrizioni contenute nel Decreto Ministeriale dei LLPP del 12\/12\/1985 (metodo della pressione interna equivalente pari alla risultante di tutti gli sforzi circonferenziali indotti dalle sollecitazioni esterne). Le azioni del terreno vengono calcolate mediante il modello di Marston. I carichi stradali vengono calcolati mediante le formule contenute nella normativa tedesca DIN 1072:85. Per ulteriori informazioni si consulti il libro \u00ab\u00a0tubazioni in polietilene per il trasporto di acqua\u00a0\u00bb (ed. Springer). Le tipologie di materiale nativo e di riempimento nonch\u00e9 le relative metodologie di compattazione sono tratte da UNI ENV 1046.<\/td><\/tr><tr><td><img decoding=\"async\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/verifica-strutturale-tubi-flessibili-interrati-metodo-spangler\/images\/i_1.jpg\" class=\"img-fluid\" \/><\/td><\/tr><tr><td><img decoding=\"async\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/verifica-strutturale-tubi-flessibili-interrati-metodo-spangler\/images\/i_2.jpg\" class=\"img-fluid\" \/><\/td><\/tr><tr><td><img decoding=\"async\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/verifica-strutturale-tubi-flessibili-interrati-metodo-spangler\/images\/i_3.jpg\" class=\"img-fluid\" \/><\/td><\/tr><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-4400359f col-12 col-xl-7 offset-xl-1\" data-id=\"4400359f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2f298e3 elementor-widget elementor-widget-html\" data-id=\"2f298e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"link-back text-right\">\n<a href=\"https:\/\/www.picenumplast.com\/fr\/youpipe\/\" >< retour<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79053852 elementor-widget elementor-widget-html\" data-id=\"79053852\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<form action=\"https:\/\/www.spreadsheetserver.com\/server1\/g\/submit\/submit.aspx\" id=\"formc\" method=\"post\" name=\"formc\" novalidate=\"novalidate\" target=\"_self\"><p class=\"d-none\"><input id=\"xl_spreadsheet\" name=\"xl_spreadsheet\" type=\"hidden\" value=\"A309-Calcolo_schiacciamento_Spangler_12_senza_buckling_105\"> <input id=\"xl_client\" name=\"xl_client\" type=\"hidden\" value=\"x9.2.7125.0\"><\/p><table class=\"table calc-table mb-0\"><tr class=\"d-none\"><th>&nbsp;<\/th><td>&nbsp;<\/td><td>&nbsp;<\/td><td>1,00000000000000010e-017<\/td><\/tr><tr><th>Mass density of fluid<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td>Kg\/m<sup>3<\/sup><\/td><td><input class=\"ee142 form-control\" data-col=\"5\" data-row=\"28\" data-sheet=\"1\" id=\"XLEW_1_28_5\" name=\"XLEW_1_28_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick(&#39;XLEW_1_28_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"1\" type=\"text\" value=\"1000\"><\/td><\/tr><tr><th>Pipe external diameter<\/th><td>De,dn<\/td><td>(mm)<\/td><td><input class=\"ee142 form-control\" data-col=\"5\" data-row=\"30\" data-sheet=\"1\" id=\"XLEW_1_30_5\" name=\"XLEW_1_30_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick(&#39;XLEW_1_30_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"2\" type=\"text\" value=\"1200\"><\/td><\/tr><tr><th>Nominal thickness<\/th><td>e<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><input class=\"ee142 form-control\" data-col=\"5\" data-row=\"32\" data-sheet=\"1\" id=\"XLEW_1_32_5\" name=\"XLEW_1_32_5\" onchange=\"this.value=eedisplayFloatND(eeparseFloat(this.value),1);recalc_onclick(&#39;XLEW_1_32_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"3\" type=\"text\" value=\"60,0\"><\/td><\/tr><tr><th>SDR<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_34_5\" name=\"XLEW_1_34_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Di<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_36_5\" name=\"XLEW_1_36_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>L\/T Young modulus<\/th><td>E<sub>PE<\/sub><\/td><td>(MPa)<\/td><td><input class=\"ee142 form-control\" data-col=\"5\" data-row=\"38\" data-sheet=\"1\" id=\"XLEW_1_38_5\" name=\"XLEW_1_38_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick(&#39;XLEW_1_38_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"4\" type=\"text\" value=\"800\"><\/td><\/tr><tr><th>SN<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td>(KPa)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_40_5\" name=\"XLEW_1_40_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>manual input<\/th><td>SN<\/td><td>(KPa)<\/td><td><input class=\"ee142 form-control\" data-col=\"5\" data-row=\"42\" data-sheet=\"1\" id=\"XLEW_1_42_5\" name=\"XLEW_1_42_5\" onchange=\"this.value=eedisplayFloatND(eeparseFloat(this.value),2);recalc_onclick(&#39;XLEW_1_42_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"5\" type=\"text\" value=\"16,00\"><\/td><\/tr><tr><th>Installation depth<\/th><td>H, h<\/td><td>(m)<\/td><td><input class=\"ee142 form-control\" data-col=\"5\" data-row=\"44\" data-sheet=\"1\" id=\"XLEW_1_44_5\" name=\"XLEW_1_44_5\" onchange=\"this.value=eedisplayFloatND(eeparseFloat(this.value),1);recalc_onclick(&#39;XLEW_1_44_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"6\" type=\"text\" value=\"1,0\"><\/td><\/tr><tr><th>Trench width<\/th><td>B<\/td><td>(m)<\/td><td><input class=\"ee142 form-control\" data-col=\"5\" data-row=\"46\" data-sheet=\"1\" id=\"XLEW_1_46_5\" name=\"XLEW_1_46_5\" onchange=\"this.value=eedisplayFloatND(eeparseFloat(this.value),1);recalc_onclick(&#39;XLEW_1_46_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"7\" type=\"text\" value=\"1,0\"><\/td><\/tr><tr><th>Trench type<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"ee158\"><input class=\"ee144 form-control\" id=\"XLEW_1_48_3\" name=\"XLEW_1_48_3\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"\"><\/td><td class=\"ee161\"><textarea class=\"ee144 form-control\" id=\"XLEW_1_48_5\" name=\"XLEW_1_48_5\" onchange=\"recalc_onclick(&#39;XLEW_1_48_5&#39;)\" onkeydown=\"\" placeholder=\"\" readonly rows=\"1\" style=\"overflow:auto; border:0px solid #000000; width:100% ;height:100%;min-height:27px;\" tabindex=\"-1\">&#8220;&#8221;<\/textarea><\/td><\/tr><tr><th>Filling soil type<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"ee158\"><textarea class=\"ee144 form-control\" id=\"XLEW_1_50_3\" name=\"XLEW_1_50_3\" onchange=\"recalc_onclick(&#39;XLEW_1_50_3&#39;)\" onkeydown=\"\" placeholder=\"\" readonly rows=\"1\" style=\"overflow:auto; border:0px solid #000000; width:100% ;height:100%;min-height:27px;\" tabindex=\"-1\">&#8220;&#8221;<\/textarea><\/td><td><fieldset id=\"FS1$seleziona1\" style=\"border:0;padding:0;\"><select class=\"ee165 required form-control custom-select\" data-col=\"5\" data-row=\"50\" data-sheet=\"1\" id=\"seleziona1\" name=\"seleziona1\" onchange=\"recalc_onclick(&#39;seleziona1&#39;)\" size=\"1\" style=\" width:100% ; padding-left:4px; padding-right:2px;\" tabindex=\"8\"><option data-value=\"s:\" value=\"\">-Seleziona\/Select<\/option><option data-value=\"s:- Roccia frantumata - Ghiaia di fiume\/costa\/morenica - Ceneri vulcaniche\">&#8211; Roccia frantumata &#8211; Ghiaia di fiume\/costa\/morenica &#8211; Ceneri vulcaniche<\/option><option data-value=\"s:- Sabbia alluvionale\/di bacino\/morenica\/da terrapieni\/spiaggia\">&#8211; Sabbia alluvionale\/di bacino\/morenica\/da terrapieni\/spiaggia<\/option><option data-value=\"s:- Ghiaia degradata - detriti da riporto - sabbia liquida\/terriccio\/sabbia con terriccio - argilla alluvionale - marna alluvionale\">&#8211; Ghiaia degradata &#8211; detriti da riporto &#8211; sabbia liquida\/terriccio\/sabbia con terriccio &#8211; argilla alluvionale &#8211; marna alluvionale<\/option><option data-value=\"s:- Loess - Argilla - sabbia molto fine - argilla plastica\">&#8211; Loess &#8211; Argilla &#8211; sabbia molto fine &#8211; argilla plastica<\/option><\/select><\/fieldset><\/td><\/tr><tr><th>Filling soil category<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_52_5\" name=\"XLEW_1_52_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"\"><\/td><\/tr><tr><th>Native soil type<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><fieldset id=\"FS1$XLEW_1_54_5\" style=\"border:0;padding:0;\"><select class=\"ee142 form-control custom-select\" data-col=\"5\" data-row=\"54\" data-sheet=\"1\" id=\"XLEW_1_54_5\" name=\"XLEW_1_54_5\" onchange=\"recalc_onclick(&#39;XLEW_1_54_5&#39;)\" size=\"1\" style=\" width:100% ; padding-left:4px; padding-right:2px;\" tabindex=\"9\"><option data-value=\"s:Rocce Lisce\" selected>Rocce Lisce<\/option><option data-value=\"s:Marna\" selected>Marna<\/option><option data-value=\"s:Rocce Scistose\">Rocce Scistose<\/option><\/select><\/fieldset><\/td><\/tr><tr><th>Cross friction soil angle<\/th><td>Q<\/td><td>(\u00b0)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_56_5\" name=\"XLEW_1_56_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Final backfilling soil type<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><fieldset id=\"FS1$XLEW_1_58_5\" style=\"border:0;padding:0;\"><select class=\"ee142 form-control custom-select\" data-col=\"5\" data-row=\"58\" data-sheet=\"1\" id=\"XLEW_1_58_5\" name=\"XLEW_1_58_5\" onchange=\"recalc_onclick(&#39;XLEW_1_58_5&#39;)\" size=\"1\" style=\" width:100% ; padding-left:4px; padding-right:2px;\" tabindex=\"10\"><option data-value=\"s:Argilla plastica\" selected>Argilla plastica<\/option><option data-value=\"s:Terreno torboso\">Terreno torboso<\/option><option data-value=\"s:Argilla normale\">Argilla normale<\/option><option data-value=\"s:Loess cretaceo\" selected>Loess cretaceo<\/option><option data-value=\"s:Marna sabbiosa\">Marna sabbiosa<\/option><option data-value=\"s:Marna bianca\">Marna bianca<\/option><option data-value=\"s:Marna molto compatta\">Marna molto compatta<\/option><option data-value=\"s:Marna verde\">Marna verde<\/option><option data-value=\"s:Sabbia bagnata\">Sabbia bagnata<\/option><option data-value=\"s:Sabbia fine non pressata\">Sabbia fine non pressata<\/option><option data-value=\"s:Sabbia e ghiaia\">Sabbia e ghiaia<\/option><option data-value=\"s:Ghiaia e ciottoli\">Ghiaia e ciottoli<\/option><option data-value=\"s:Ciottoli grossi\">Ciottoli grossi<\/option><\/select><\/fieldset><\/td><\/tr><tr><th>Specific weight of soil<\/th><td>gt<\/td><td>(KN\/m<sup>3<\/sup>)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_60_5\" name=\"XLEW_1_60_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Internal soil friction angle<\/th><td>F<\/td><td>(\u00b0)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_62_5\" name=\"XLEW_1_62_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Compaction quality<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"ee158\"><textarea class=\"ee144 form-control\" id=\"XLEW_1_64_3\" name=\"XLEW_1_64_3\" onchange=\"recalc_onclick(&#39;XLEW_1_64_3&#39;)\" onkeydown=\"\" placeholder=\"\" readonly rows=\"1\" style=\"overflow:auto; border:0px solid #000000; width:100% ;height:100%;min-height:27px;\" tabindex=\"-1\">&#8220;&#8221;<\/textarea><\/td><td><fieldset id=\"FS1$XLEW_1_64_5\" style=\"border:0;padding:0;\"><select class=\"ee142 form-control custom-select\" data-col=\"5\" data-row=\"64\" data-sheet=\"1\" id=\"XLEW_1_64_5\" name=\"XLEW_1_64_5\" onchange=\"recalc_onclick(&#39;XLEW_1_64_5&#39;)\" size=\"1\" style=\" width:100% ; padding-left:4px; padding-right:2px;\" tabindex=\"11\"><option data-value=\"s:Buona\/Well\">Well<\/option><option data-value=\"s:Moderata\/Moderate\">Moderate<\/option><option data-value=\"s:Assente\/None\" selected>None<\/option><\/select><\/fieldset><\/td><\/tr><tr><th>Bearing factor<\/th><td>cs<\/td><td>(&nbsp;)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_66_5\" name=\"XLEW_1_66_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Delay factor in deflection<\/th><td>fr<\/td><td>(&nbsp;)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_68_5\" name=\"XLEW_1_68_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Proctor density<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td>(%)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_70_5\" name=\"XLEW_1_70_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"\"><\/td><\/tr><tr><th>Elasticity modulus of soil<\/th><td>Et<\/td><td>(MPa)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_72_5\" name=\"XLEW_1_72_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Traffic load type<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><fieldset id=\"FS1$XLEW_1_74_5\" style=\"border:0;padding:0;\"><select class=\"ee142 form-control custom-select\" data-col=\"5\" data-row=\"74\" data-sheet=\"1\" id=\"XLEW_1_74_5\" name=\"XLEW_1_74_5\" onchange=\"recalc_onclick(&#39;XLEW_1_74_5&#39;)\" size=\"1\" style=\" width:100% ; padding-left:4px; padding-right:2px;\" tabindex=\"12\"><option data-value=\"s:Traffico ferroviario\/railway\" selected>Traffico ferroviario\/railway<\/option><option data-value=\"s:Traffico stradale pesante\/Heavy roadway\" selected>Traffico stradale pesante\/Heavy roadway<\/option><option data-value=\"s:Traffico stradale leggero\/Light roadway\">Traffico stradale leggero\/Light roadway<\/option><option data-value=\"s:Traffico pedonale\/pedestrian\">Traffico pedonale\/pedestrian<\/option><option data-value=\"s:Nessuno\/None\">Nessuno\/None<\/option><\/select><\/fieldset><\/td><\/tr><tr><th>Static point load<\/th><td>Ps<\/td><td>(N)<\/td><td><input class=\"ee172 form-control\" data-col=\"5\" data-row=\"76\" data-sheet=\"1\" id=\"XLEW_1_76_5\" name=\"XLEW_1_76_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick(&#39;XLEW_1_76_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"13\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Side 1 of load surface<\/th><td>u1<\/td><td>(m)<\/td><td><input class=\"ee172 form-control\" data-col=\"5\" data-row=\"78\" data-sheet=\"1\" id=\"XLEW_1_78_5\" name=\"XLEW_1_78_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick(&#39;XLEW_1_78_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"14\" type=\"text\" value=\"1\"><\/td><\/tr><tr><th>Side 2 of load surface<\/th><td>u2<\/td><td>(m)<\/td><td><input class=\"ee172 form-control\" data-col=\"5\" data-row=\"80\" data-sheet=\"1\" id=\"XLEW_1_80_5\" name=\"XLEW_1_80_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick(&#39;XLEW_1_80_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"15\" type=\"text\" value=\"1\"><\/td><\/tr><tr><th>Presence of tablewater<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><fieldset id=\"FS1$XLEW_1_82_5\" style=\"border:0;padding:0;\"><select class=\"ee142 form-control custom-select\" data-col=\"5\" data-row=\"82\" data-sheet=\"1\" id=\"XLEW_1_82_5\" name=\"XLEW_1_82_5\" onchange=\"recalc_onclick(&#39;XLEW_1_82_5&#39;)\" size=\"1\" style=\" width:100% ; padding-left:4px; padding-right:2px;\" tabindex=\"16\"><option data-value=\"s:S\u00ec\/yes\" selected>S\u00ec\/yes<\/option><option data-value=\"s:No\">No<\/option><\/select><\/fieldset><\/td><\/tr><tr><th>Tablewater deptha<\/th><td>h1<\/td><td>(m)<\/td><td><input class=\"ee172 form-control\" data-col=\"5\" data-row=\"84\" data-sheet=\"1\" id=\"XLEW_1_84_5\" name=\"XLEW_1_84_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick(&#39;XLEW_1_84_5&#39;)\" placeholder=\"\" style=\"width:100%\" tabindex=\"17\" type=\"text\" value=\"1,3\"><\/td><\/tr><tr><th>Weight of conveyed fluid<\/th><td>Qa<\/td><td>N\/m<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_86_5\" name=\"XLEW_1_86_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Rankine\/Marston coefficient<\/th><td>Ka<\/td><td>(&nbsp;)<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_88_5\" name=\"XLEW_1_88_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"\"><\/td><\/tr><tr><th>Meter load due to soil weight<\/th><td>Qt<\/td><td>N\/m<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_90_5\" name=\"XLEW_1_90_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Vertical pressure due to soil weight<\/th><td>qt<\/td><td>N\/m<sup>2<\/sup><\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_92_5\" name=\"XLEW_1_92_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Meter load due to traffic<\/th><td>Qs<\/td><td>N\/m<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_94_5\" name=\"XLEW_1_94_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Pressure due to traffic<\/th><td>qs<\/td><td>N\/m<sup>2<\/sup><\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_96_5\" name=\"XLEW_1_96_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Meter load due to table water<\/th><td>Qf<\/td><td>N\/m<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_98_5\" name=\"XLEW_1_98_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Pressure due to table water<\/th><td>qf<\/td><td>N\/m<sup>2<\/sup><\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_100_5\" name=\"XLEW_1_100_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Static linear load<\/th><td>Qs1<\/td><td>N\/m<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_102_5\" name=\"XLEW_1_102_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Pressure due to static load<\/th><td>qs1<\/td><td>N\/m<sup>2<\/sup><\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_104_5\" name=\"XLEW_1_104_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Side reaction pressure<\/th><td>rt<\/td><td>N\/m<sup>2<\/sup><\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_106_5\" name=\"XLEW_1_106_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Linear reaction strenght<\/th><td>Rt<\/td><td>N\/m<\/td><td><input class=\"ee144 form-control\" id=\"XLEW_1_108_5\" name=\"XLEW_1_108_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th>Relative deformation<\/th><td>d\/DN<\/td><td>(%)<\/td><td><input class=\"ee144 ee189 form-control\" id=\"XLEW_1_110_5\" name=\"XLEW_1_110_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><th class=\"d-none d-md-table-cell\">&nbsp;<\/th><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td class=\"d-none d-md-table-cell\">&nbsp;<\/td><td><input class=\"ee144 ee189 form-control\" id=\"XLEW_1_113_5\" name=\"XLEW_1_113_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid rgb(0, 0, 0); width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"\"><\/td><\/tr><\/table><p class=\"d-none\"><input id=\"xl_target2\" name=\"xl_target2\" type=\"hidden\" value=\"uyRK2wg8u8jmic6aSbhuYqg\/0hJTR9BSPlKpYqy8sARdTlESZVEUuFAbFJ8zb3SmAazyI9kWgK4bXKzqlxkgHTqbuD1qOvywB9Wfq2lP3clhjn02jtswW6JO34N2mKceu6cVWrI8GpuOMfxw11TkSZqYYEo86L2wEcWKFwu4m54=\"><input id=\"xl_templateimages\" name=\"xl_templateimages\" type=\"hidden\" value=\"1\"><\/p><\/form>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>L&rsquo;application renvoie une v\u00e9rification statique d&rsquo;une canalisation souterraine en plastique soumise \u00e0 diff\u00e9rentes charges, selon la m\u00e9thode Marston et la m\u00e9thode Spangler.<\/p>\n","protected":false},"template":"elementor_header_footer","calculations_cat":[30],"class_list":["post-441","calculation","type-calculation","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>V\u00e9rification structurelle des conduites souples souterraines<\/title>\n<meta name=\"description\" content=\"V\u00e9rification structurelle des canalisations flexibles souterraines (m\u00e9thode Spangler) - Picenumplast - Magliano Di Tenna (FM) - Via Dell&#039;Industria 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