{"id":1081,"date":"2026-03-30T08:05:34","date_gmt":"2026-03-30T08:05:34","guid":{"rendered":"https:\/\/www.geo-tester.com\/?post_type=standard&#038;p=1081"},"modified":"2026-04-08T05:59:08","modified_gmt":"2026-04-08T05:59:08","slug":"astm-d4595","status":"publish","type":"standard","link":"https:\/\/www.geo-tester.com\/sk\/standard\/astm-d4595\/","title":{"rendered":"ASTM D4595"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Geotext\u00edlie zohr\u00e1vaj\u00fa rozhoduj\u00facu \u00falohu pri vystu\u017eovan\u00ed, filtr\u00e1cii, separ\u00e1cii, odvod\u0148ovan\u00ed a protier\u00f3znych aplik\u00e1ci\u00e1ch. In\u017einieri a t\u00edmy kontroly kvality potrebuj\u00fa spo\u013eahliv\u00e9 \u00fadaje v \u0165ahu, aby mohli vyhodnoti\u0165, \u010di geotext\u00edlia vydr\u017e\u00ed nam\u00e1hanie v ter\u00e9ne bez nadmernej deform\u00e1cie alebo pred\u010dasn\u00e9ho zlyhania. Norma ASTM D4595 poskytuje jednu z najroz\u0161\u00edrenej\u0161\u00edch met\u00f3d na meranie \u0165ahov\u00fdch vlastnost\u00ed geotext\u00edli\u00ed v re\u00e1lnych podmienkach za\u0165a\u017eenia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D4595, ofici\u00e1lny n\u00e1zov <em>\u0160tandardn\u00e1 sk\u00fa\u0161obn\u00e1 met\u00f3da pre \u0165ahov\u00e9 vlastnosti geotext\u00edli\u00ed \u0161irokou met\u00f3dou<\/em>, meria pevnos\u0165 v \u0165ahu, pred\u013a\u017eenie, modul a h\u00fa\u017eevnatos\u0165 pri pretrhnut\u00ed pomocou \u0161irokej vzorky. Met\u00f3da sa uplat\u0148uje na tkan\u00e9 geotext\u00edlie, netkan\u00e9 geotext\u00edlie, vrstven\u00e9 tkaniny a pleteniny pou\u017e\u00edvan\u00e9 v geotechnick\u00fdch aplik\u00e1ci\u00e1ch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010co je ASTM D4595?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D4595 hodnot\u00ed spr\u00e1vanie geotext\u00edli\u00ed v \u0165ahu pomocou vzorky, ktor\u00e1 je ove\u013ea \u0161ir\u0161ia ako vzorky pou\u017e\u00edvan\u00e9 pri tradi\u010dn\u00fdch p\u00e1sov\u00fdch sk\u00fa\u0161kach. Met\u00f3da pou\u017e\u00edva vzorku so \u0161\u00edrkou 200 mm a d\u013a\u017ekou meradla 100 mm. Tento \u0161ir\u0161\u00ed form\u00e1t zni\u017euje efekt \"hrdla\", ktor\u00fd sa \u010dasto vyskytuje pri roz\u0165ahovan\u00ed u\u017e\u0161\u00edch textiln\u00fdch vzoriek pri za\u0165a\u017een\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ke\u010f\u017ee sa mnoh\u00e9 geotext\u00edlie po\u010das za\u0165a\u017eenia v \u0165ahu bo\u010dne zmr\u0161\u0165uj\u00fa, \u0165ahov\u00e9 sk\u00fa\u0161ky s \u00fazkou \u0161\u00edrkou nemusia presne odr\u00e1\u017ea\u0165 skuto\u010dn\u00e9 vlastnosti v ter\u00e9ne. Norma ASTM D4595 rie\u0161i tento probl\u00e9m pou\u017eit\u00edm <strong>\u0165ahov\u00e1 sk\u00fa\u0161ka geotext\u00edli\u00ed v \u0161irokom rozsahu<\/strong>, \u010d\u00edm sa vytvor\u00ed reprezentat\u00edvnej\u0161ie rozlo\u017eenie nap\u00e4tia v celej vzorke.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Test meria nieko\u013eko d\u00f4le\u017eit\u00fdch ukazovate\u013eov v\u00fdkonnosti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pevnos\u0165 v \u0165ahu<\/li>\n\n\n\n<li>Pred\u013a\u017eenie pri pretrhnut\u00ed<\/li>\n\n\n\n<li>Po\u010diato\u010dn\u00fd modul pru\u017enosti v \u0165ahu<\/li>\n\n\n\n<li>Posunut\u00fd modul pru\u017enosti v \u0165ahu<\/li>\n\n\n\n<li>Modul pru\u017enosti v \u0165ahu<\/li>\n\n\n\n<li>H\u00fa\u017eevnatos\u0165 pri l\u00e1man\u00ed<\/li>\n\n\n\n<li>Sila pri \u0161pecifick\u00fdch hodnot\u00e1ch pred\u013a\u017eenia<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Sk\u00fa\u0161ka \u0165ahu geotext\u00edli\u00ed v \u0161irokom rozsahu<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00e1nka <strong>\u0165ahov\u00e1 sk\u00fa\u0161ka geotext\u00edli\u00ed v \u0161irokom rozsahu<\/strong> pou\u017e\u00edva stroj na sk\u00fa\u0161anie \u0165ahom s kon\u0161tantnou r\u00fdchlos\u0165ou roz\u0165ahovania. Stroj uchop\u00ed vzorku v celej jej \u0161\u00edrke a p\u00f4sob\u00ed silou, k\u00fdm ned\u00f4jde k pretrhnutiu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V norme sa odpor\u00fa\u010da:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0160\u00edrka vzorky: 200 mm<\/li>\n\n\n\n<li>D\u013a\u017eka meradla: 100 mm<\/li>\n\n\n\n<li>Testovacia r\u00fdchlos\u0165: ekvivalentn\u00e1 10 \u00b1 3% kme\u0148ov za min\u00fatu<\/li>\n\n\n\n<li>Minim\u00e1lna \u0161\u00edrka \u010de\u013eust\u00ed: v\u00e4\u010d\u0161ia ako \u0161\u00edrka vzorky<\/li>\n\n\n\n<li>Minim\u00e1lna d\u013a\u017eka \u010de\u013eust\u00ed: 50 mm v smere nakladania<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Po\u010das testovania oper\u00e1tor zaznamen\u00e1va krivku sily a pred\u013a\u017eenia. T\u00e1to krivka umo\u017e\u0148uje laborat\u00f3riu ur\u010di\u0165 maxim\u00e1lnu silu v \u0165ahu, pred\u013a\u017eenie, hodnoty modulu pru\u017enosti a h\u00fa\u017eevnatosti.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0160irok\u00e1 vzorka je d\u00f4le\u017eit\u00e1 najm\u00e4 pre netkan\u00e9 geotext\u00edlie, preto\u017ee tieto materi\u00e1ly sa pri za\u0165a\u017een\u00ed \u010dasto v\u00fdrazne kr\u010dia. Minimaliz\u00e1ciou tohto efektu sa v norme ASTM D4595 generuj\u00fa presnej\u0161ie n\u00e1vrhov\u00e9 hodnoty pre vystu\u017een\u00e9 zemn\u00e9 steny, n\u00e1sypy, vozovky a projekty stabiliz\u00e1cie svahov.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Sk\u00fa\u0161ka pred\u013a\u017eenia geotext\u00edlie<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00e1nka <strong>Sk\u00fa\u0161ka pred\u013a\u017eenia geotext\u00edlie<\/strong> je k\u013e\u00fa\u010dovou s\u00fa\u010das\u0165ou normy ASTM D4595, preto\u017ee pred\u013a\u017eenie priamo ovplyv\u0148uje spr\u00e1vanie sa materi\u00e1lu pri za\u0165a\u017een\u00ed v ter\u00e9ne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pred\u013a\u017eenie predstavuje percentu\u00e1lny n\u00e1rast d\u013a\u017eky vzorky po\u010das testovania. Laborat\u00f3ri\u00e1 zvy\u010dajne meraj\u00fa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pred\u013a\u017eenie pri maxim\u00e1lnej sile<\/li>\n\n\n\n<li>Pred\u013a\u017eenie pri pretrhnut\u00ed<\/li>\n\n\n\n<li>Pred\u013a\u017eenie pri stanoven\u00fdch hodnot\u00e1ch za\u0165a\u017eenia<\/li>\n\n\n\n<li>Pred\u013a\u017eenie pou\u017eit\u00e9 na v\u00fdpo\u010det modulu pru\u017enosti<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D4595 po\u010d\u00edta pred\u013a\u017eenie pomocou zmeny d\u013a\u017eky vydelenej p\u00f4vodnou d\u013a\u017ekou meradla.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><msub><mi>\u03b5<\/mi><mi>p<\/mi><\/msub><mo>=<\/mo><mfrac><mrow><mi mathvariant=\"normal\">\u0394<\/mi><mi>L<\/mi><mo>\u00d7<\/mo><mn>100<\/mn><\/mrow><msub><mi>L<\/mi><mi>s<\/mi><\/msub><\/mfrac><\/mrow><annotation encoding=\"application\/x-tex\">\\varepsilon_p=\\frac{\\Delta L\\times100}{L_s}<\/annotation><\/semantics><\/math>\u03b5p=Ls\u0394L\u00d7100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kde:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03b5p = percento pred\u013a\u017eenia<\/li>\n\n\n\n<li>\u0394L = zmena d\u013a\u017eky vzorky<\/li>\n\n\n\n<li>Ls = p\u00f4vodn\u00e1 d\u013a\u017eka meradla<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Presn\u00e9 meranie pred\u013a\u017eenia pom\u00e1ha in\u017einierom ur\u010di\u0165, \u010di je geotext\u00edlia tuh\u00e1 alebo pru\u017en\u00e1. Materi\u00e1ly s vysokou hodnotou pred\u013a\u017eenia m\u00f4\u017eu absorbova\u0165 v\u00e4\u010d\u0161iu deform\u00e1ciu pred zlyhan\u00edm, zatia\u013e \u010do materi\u00e1ly s n\u00edzkou hodnotou pred\u013a\u017eenia m\u00f4\u017eu poskytova\u0165 v\u00e4\u010d\u0161iu \u00fa\u010dinnos\u0165 vystu\u017eenia v kon\u0161truk\u010dn\u00fdch aplik\u00e1ci\u00e1ch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Sk\u00fa\u0161ka pevnosti pri pretrhnut\u00ed geotext\u00edlie<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00e1nka <strong>Sk\u00fa\u0161ka h\u00fa\u017eevnatosti pri pretrhnut\u00ed geotext\u00edlie<\/strong> ur\u010duje mno\u017estvo energie, ktor\u00e9 materi\u00e1l absorbuje pred prasknut\u00edm. Norma ASTM D4595 definuje l\u00e1mavos\u0165 ako pr\u00e1cu do poru\u0161enia na jednotku plochy vzorky.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00fa\u017eevnatos\u0165 pri pretrhnut\u00ed vych\u00e1dza z plochy pod krivkou sily a pred\u013a\u017eenia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><mi>T<\/mi><mo>=<\/mo><mfrac><mrow><mi>V<\/mi><mo>\u00d7<\/mo><mi>S<\/mi><\/mrow><mrow><msub><mi>W<\/mi><mi>s<\/mi><\/msub><mo>\u00d7<\/mo><msub><mi>L<\/mi><mi>s<\/mi><\/msub><\/mrow><\/mfrac><\/mrow><annotation encoding=\"application\/x-tex\">T=\\frac{V\\times S}{W_s\\times L_s}<\/annotation><\/semantics><\/math>T=Ws\u00d7LsV\u00d7S<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Geotext\u00edlia s vysokou h\u00fa\u017eevnatos\u0165ou pri pretrhnut\u00ed m\u00f4\u017ee absorbova\u0165 viac energie pred zlyhan\u00edm. T\u00e1to vlastnos\u0165 je obzvl\u00e1\u0161\u0165 d\u00f4le\u017eit\u00e1 pri aplik\u00e1ci\u00e1ch s dynamick\u00fdm za\u0165a\u017een\u00edm, usadzovan\u00edm alebo opakovan\u00fdmi z\u00e1\u0165a\u017eov\u00fdmi cyklami.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00fa\u017eevnatos\u0165 pri pretrhnut\u00ed m\u00f4\u017ee pom\u00f4c\u0165 in\u017einierom porovna\u0165 r\u00f4zne v\u00fdstu\u017en\u00e9 materi\u00e1ly nad r\u00e1mec jednoduch\u00fdch hodn\u00f4t pevnosti v \u0165ahu. Dve geotext\u00edlie m\u00f4\u017eu ma\u0165 podobn\u00fa pevnos\u0165 v \u0165ahu, ale t\u00e1 s vy\u0161\u0161ou h\u00fa\u017eevnatos\u0165ou m\u00f4\u017ee pon\u00faknu\u0165 lep\u0161iu dlhodob\u00fa \u017eivotnos\u0165 a odolnos\u0165 vo\u010di n\u00e1hlemu zlyhaniu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u013e\u00fa\u010dov\u00e9 parametre testu ASTM D4595<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Spo\u013eahlivos\u0165 v\u00fdsledkov pod\u013ea normy ASTM D4595 ovplyv\u0148uje nieko\u013eko faktorov:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pr\u00edprava vzorky<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Norma vy\u017eaduje, aby vzorky poch\u00e1dzali z reprezentat\u00edvnych oblast\u00ed valca. Pracovn\u00edci by sa mali vyhn\u00fa\u0165 prehnut\u00fdm, rozdrven\u00fdm alebo deformovan\u00fdm \u010dastiam.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pre v\u00e4\u010d\u0161inu materi\u00e1lov norma odpor\u00fa\u010da najmenej p\u00e4\u0165 vzoriek v smere stroja aj v prie\u010dnom smere stroja, ak neexistuj\u00fa \u017eiadne predch\u00e1dzaj\u00face \u0161tatistick\u00e9 \u00fadaje.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Po\u017eiadavky na kond\u00edciu<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D4595 obsahuje postupy pre testovanie za sucha aj za mokra. Laborat\u00f3ri\u00e1 zvy\u010dajne kondicionuj\u00fa such\u00e9 vzorky najmenej 24 hod\u00edn pred testovan\u00edm. Mokr\u00e9 vzorky zost\u00e1vaj\u00fa ponoren\u00e9 vo vode s teplotou 21 \u00b1 2 \u00b0C minim\u00e1lne 2 min\u00faty.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Testovanie za mokra pom\u00e1ha vyhodnoti\u0165, ako p\u00f4sobenie vlhkosti ovplyv\u0148uje \u0165ahov\u00e9 vlastnosti, najm\u00e4 v pr\u00edpade geotext\u00edli\u00ed pou\u017e\u00edvan\u00fdch v dren\u00e1\u017enych, filtra\u010dn\u00fdch a protier\u00f3znych aplik\u00e1ci\u00e1ch.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00fdber svorky<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kon\u0161trukcia svorky v\u00fdznamne ovplyv\u0148uje presnos\u0165 testu. Zl\u00e9 upnutie m\u00f4\u017ee sp\u00f4sobi\u0165 zlomenie \u010de\u013eust\u00ed, vyk\u013aznutie alebo po\u0161kodenie vzorky.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D4595 odpor\u00fa\u010da svorky, ktor\u00e9:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Uchopte vzorku po celej \u0161\u00edrke<\/li>\n\n\n\n<li>Zabr\u00e1\u0148te po\u0161myknutiu<\/li>\n\n\n\n<li>Vyhnite sa rozdrveniu alebo po\u0161kodeniu vzorky<\/li>\n\n\n\n<li>Zachovanie rovnomern\u00e9ho rozlo\u017eenia sily<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Niektor\u00e9 siln\u00e9 tkan\u00e9 geotext\u00edlie si m\u00f4\u017eu vy\u017eadova\u0165 polstrovan\u00e9 \u010de\u013euste, potiahnut\u00e9 \u00fachopov\u00e9 plochy alebo upraven\u00e9 \u010dela svoriek.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdpo\u010det pevnosti v \u0165ahu pod\u013ea normy ASTM D4595<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D4595 vyjadruje pevnos\u0165 v \u0165ahu ako silu na jednotku \u0161\u00edrky.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><msub><mi>\u03c3<\/mi><mi>f<\/mi><\/msub><mo>=<\/mo><mfrac><msub><mi>F<\/mi><mi>f<\/mi><\/msub><msub><mi>W<\/mi><mi>s<\/mi><\/msub><\/mfrac><\/mrow><annotation encoding=\"application\/x-tex\">\\sigma_f=\\frac{F_f}{W_s}<\/annotation><\/semantics><\/math>\u03c3f=WsFf<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kde:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03c3f = pevnos\u0165 v \u0165ahu<\/li>\n\n\n\n<li>Ff = l\u00e1macia sila<\/li>\n\n\n\n<li>Ws = \u0161\u00edrka vzorky<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tento pr\u00edstup umo\u017e\u0148uje in\u017einierom porovn\u00e1va\u0165 geotext\u00edlie s r\u00f4znymi rozmermi vzoriek a typmi kon\u0161trukci\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Odpor\u00fa\u010dan\u00fd \u0165ahov\u00fd tester pre ASTM D4595<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Na dosiahnutie s\u00faladu s normou ASTM D4595 je nevyhnutn\u00fd \u0165ahov\u00fd tester s kon\u0161tantnou r\u00fdchlos\u0165ou natiahnutia so stabiln\u00fdm riaden\u00edm sily a presn\u00fdm meran\u00edm posunutia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tester Cell Instruments TST-01 je vhodn\u00fd na testovanie pod\u013ea normy ASTM D4595, preto\u017ee podporuje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nastavite\u013en\u00e1 testovacia r\u00fdchlos\u0165 od 1 do 500 mm\/min<\/li>\n\n\n\n<li>Vysok\u00e1 presnos\u0165 posunu \u00b10,01 mm<\/li>\n\n\n\n<li>Presn\u00fd gu\u013e\u00f4\u010dkov\u00fd skrutkov\u00fd pohon pre plynul\u00fd pohyb<\/li>\n\n\n\n<li>Riadenie PLC so 7-palcov\u00fdm dotykov\u00fdm displejom HMI<\/li>\n\n\n\n<li>Zobrazenie sily a krivky pred\u013a\u017eenia v re\u00e1lnom \u010dase<\/li>\n\n\n\n<li>Kompatibilita viacer\u00fdch pr\u00edpravkov na testovanie \u0165ahom, odlupovan\u00edm a prepichovan\u00edm<\/li>\n\n\n\n<li>Volite\u013en\u00e9 pripojenie RS-232 a mikrotla\u010diare\u0148 na export \u00fadajov<\/li>\n\n\n\n<li>Sk\u00fa\u0161obn\u00e1 kapacita do 1 kN pre vysokopevnostn\u00e9 geotext\u00edlie<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Pre laborat\u00f3ri\u00e1 testuj\u00face tkan\u00e9 aj netkan\u00e9 geotext\u00edlie je obzvl\u00e1\u0161\u0165 cenn\u00e1 mo\u017enos\u0165 v\u00fdmeny svoriek a prisp\u00f4sobenia pr\u00edpravkov.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pre\u010do je d\u00f4le\u017eit\u00e1 norma ASTM D4595<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D4595 poskytuje in\u017einierom a v\u00fdrobcom spo\u013eahliv\u00fd sp\u00f4sob porovn\u00e1vania geotext\u00edli\u00ed v podmienkach, ktor\u00e9 sa ve\u013emi podobaj\u00fa parametrom v ter\u00e9ne. Met\u00f3da so \u0161irokou \u0161\u00edrkou zni\u017euje tvorbu hrdiel vzorky a vytv\u00e1ra realistickej\u0161ie \u00fadaje o \u0165ahu ako sk\u00fa\u0161ky \u00fazkych p\u00e1sov.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Met\u00f3da podporuje kontrolu kvality, v\u00fdvoj produktov, zhodu so \u0161pecifik\u00e1ciami a komer\u010dn\u00e9 akcepta\u010dn\u00e9 testy. Pom\u00e1ha tie\u017e rie\u0161i\u0165 spory medzi dod\u00e1vate\u013emi a odberate\u013emi t\u00fdm, \u017ee poskytuje \u0161tandardizovan\u00fd postup hodnotenia \u0165ahu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pre aplik\u00e1cie vystu\u017eovania, ako s\u00fa oporn\u00e9 m\u00fary, n\u00e1sypy, svahy, cesty a oblo\u017eenie skl\u00e1dok, zost\u00e1va norma ASTM D4595 jednou z najd\u00f4le\u017eitej\u0161\u00edch noriem na hodnotenie vlastnost\u00ed geotext\u00edli\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n\n\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-1&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-1\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Na \u010do sa pou\u017e\u00edva norma ASTM D4595?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-1\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-1-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Pod\u013ea normy ASTM D4595 sa meraj\u00fa \u0165ahov\u00e9 vlastnosti geotext\u00edli\u00ed vr\u00e1tane pevnosti v \u0165ahu, pred\u013a\u017eenia, modulu a h\u00fa\u017eevnatosti pri pretrhnut\u00ed.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-2&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-2-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-2\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Pre\u010do sa v norme ASTM D4595 pou\u017e\u00edva \u0161irok\u00e1 vzorka?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-2\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-2-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0160irok\u00e1 vzorka redukuje z\u00fa\u017eenie a kontrakciu po\u010das testovania, \u010d\u00edm poskytuje realistickej\u0161ie \u00fadaje o \u0165ahu pre geotext\u00edlie.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-3&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-3-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-3\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Ak\u00e9 typy materi\u00e1lov mo\u017eno testova\u0165 pod\u013ea normy ASTM D4595?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-3\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-3-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Pod\u013ea normy ASTM D4595 mo\u017eno testova\u0165 tkan\u00e9 geotext\u00edlie, netkan\u00e9 geotext\u00edlie, pleten\u00e9 geotext\u00edlie, vrstven\u00e9 tkaniny a vystu\u017een\u00e9 geosyntetick\u00e9 materi\u00e1ly.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-4&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-4-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-4\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Ak\u00e1 je \u0161tandardn\u00e1 \u0161\u00edrka vzorky pod\u013ea normy ASTM D4595?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-4\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-4-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0160tandardn\u00e1 \u0161\u00edrka vzorky je 200 mm, hoci pri niektor\u00fdch vysokopevnostn\u00fdch tkan\u00fdch geotext\u00edli\u00e1ch sa m\u00f4\u017ee pou\u017e\u00edva\u0165 \u0161\u00edrka vzorky 100 mm.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-5&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-5-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-5\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">M\u00f4\u017ee norma ASTM D4595 testova\u0165 mokr\u00e9 geotext\u00edlie?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-5\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-5-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u00c1no. <a href=\"https:\/\/store.astm.org\/d4595_d4595m-24.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D4595<\/a> obsahuje postupy na testovanie kondicionovan\u00fdch such\u00fdch vzoriek aj mokr\u00fdch vzoriek.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-6&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-6-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-6\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Pre\u010do je v norme ASTM D4595 d\u00f4le\u017eit\u00e1 l\u00e1mavos\u0165?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-6\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-6-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">H\u00fa\u017eevnatos\u0165 pri pretrhnut\u00ed meria energiu, ktor\u00fa geotext\u00edlia absorbuje pred pretrhnut\u00edm. Poskytuje \u010fal\u0161\u00ed poh\u013ead na trvanlivos\u0165 a odolnos\u0165 vo\u010di n\u00e1hlemu zlyhaniu.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Norma ASTM D4595 meria \u0165ahov\u00e9 vlastnosti geotext\u00edli\u00ed pomocou \u0161irokej vzorky, ktor\u00e1 lep\u0161ie reprezentuje skuto\u010dn\u00e9 spr\u00e1vanie v ter\u00e9ne. Met\u00f3da hodnot\u00ed pevnos\u0165 v \u0165ahu, pred\u013a\u017eenie, modul a h\u00fa\u017eevnatos\u0165 pri pretrhnut\u00ed pre tkan\u00e9, netkan\u00e9, vrstven\u00e9 a pleten\u00e9 geotext\u00edlie.<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":true},"standard-category":[56],"class_list":["post-1081","standard","type-standard","status-publish","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.geo-tester.com\/sk\/wp-json\/wp\/v2\/standard\/1081","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.geo-tester.com\/sk\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.geo-tester.com\/sk\/wp-json\/wp\/v2\/types\/standard"}],"wp:attachment":[{"href":"https:\/\/www.geo-tester.com\/sk\/wp-json\/wp\/v2\/media?parent=1081"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.geo-tester.com\/sk\/wp-json\/wp\/v2\/standard-category?post=1081"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}