{"id":1133,"date":"2025-02-19T03:31:01","date_gmt":"2025-02-18T19:31:01","guid":{"rendered":"https:\/\/www.lianyigeosyn.com\/?p=1133"},"modified":"2025-02-13T09:14:55","modified_gmt":"2025-02-13T01:14:55","slug":"pp-biaxial-geogrid-composite-with-geotextile-for-highway-subgrade-reinforcement","status":"publish","type":"post","link":"https:\/\/www.lianyigeosyn.com\/lt\/pp-biaxial-geogrid-composite-with-geotextile-for-highway-subgrade-reinforcement\/","title":{"rendered":"PP dvia\u0161io geotinklo kompozitas su geotekstile, skirtas greitkelio pagrindo sutvirtinimui"},"content":{"rendered":"<p><strong>Technin\u0117 specifikacija: Dvia\u0161io geotinklo ir geotekstil\u0117s kompozito, skirto greitkeli\u0173 pagrindo sustiprinimui, specifikacija<\/strong><\/p>\n<p><strong>Projekto ap\u017evalga<\/strong><br \/>\nJ\u016bs\u0173 greitkeli\u0173 statybos projektui m\u016bs\u0173 dvia\u0161is geotinklo ir geotekstil\u0117s kompozitas - tai integruotas sprendimas, kuriame geotinklo atsparumas tempimui derinamas su geotinklo atskyrimo ir filtravimo funkcijomis. \u0160i dviguba funkcija u\u017etikrina ilgalaik\u012f pagrindo stabilum\u0105 ir kartu optimizuoja statybos efektyvum\u0105.<\/p>\n<p><strong>Med\u017eiagos sud\u0117tis<\/strong><\/p>\n<ul>\n<li><strong>Geotinklas<\/strong>: Didelio tankio polipropileno (PP) dvia\u0161is geotinklas su 30 mm x 30 mm angomis, tempimo stipris \u226530 kN\/m (MD ir XD)<\/li>\n<li><strong>Geotekstil\u0117<\/strong>: Neaustinis polipropileno audinys (200 g\/m\u00b2), atsparumas prad\u016brimui \u2265 800 N, pralaidumas 20-30 l\/m\u00b2\/s<\/li>\n<li><strong>Klijavimas<\/strong>: Automatinis temperat\u016bros valdymas, \u0161ildymas \u012f klijavimo sistem\u0105.<\/li>\n<\/ul>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-1107\" title=\"Feicheng Lianyi dvia\u0161io geotinklo kompozito privalumai\" src=\"https:\/\/www.lianyigeosyn.com\/wp-content\/uploads\/2025\/01\/Soil-Rinforcement-Stabilization-02-300x169.jpg\" alt=\"Advantages of Feicheng Lianyi\u2019s Biaxial Geogrid Composite\" width=\"300\" height=\"169\" srcset=\"https:\/\/www.lianyigeosyn.com\/wp-content\/uploads\/2025\/01\/Soil-Rinforcement-Stabilization-02-300x169.jpg 300w, https:\/\/www.lianyigeosyn.com\/wp-content\/uploads\/2025\/01\/Soil-Rinforcement-Stabilization-02-1024x576.jpg 1024w, https:\/\/www.lianyigeosyn.com\/wp-content\/uploads\/2025\/01\/Soil-Rinforcement-Stabilization-02-768x432.jpg 768w, https:\/\/www.lianyigeosyn.com\/wp-content\/uploads\/2025\/01\/Soil-Rinforcement-Stabilization-02-18x10.jpg 18w, https:\/\/www.lianyigeosyn.com\/wp-content\/uploads\/2025\/01\/Soil-Rinforcement-Stabilization-02.jpg 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>Absoliu\u010diai! A\u00a0<strong>dvia\u0161is geotinklas, sud\u0117tin\u0117 geotekstil\u0117<\/strong>\u00a0yra\u00a0<strong>optimalus grunto sutvirtinimo sprendimas<\/strong>, ypa\u010d greitkeli\u0173 statyboje, d\u0117l dvejopos funkcijos\u00a0<strong>apkrovos paskirstymas<\/strong>\u00a0(per geotinkl\u0105) ir\u00a0<strong>dirvo\u017eemio atskyrimas ir (arba) filtravimas<\/strong> (per geotekstil\u0119). Toliau pateikiame i\u0161sam\u0173 jos privalum\u0173, veikimo princip\u0173 ir taikymo gairi\u0173 apra\u0161ym\u0105;<\/p>\n<hr \/>\n<h3><strong>Kod\u0117l dvia\u0161is geotinklas idealiai tinka pagrindo sutvirtinimui<\/strong><\/h3>\n<h4>1.\u00a0<strong>Sinergin\u0117s in\u017einerijos privalumai<\/strong><\/h4>\n<ul>\n<li><strong>Dvia\u0161io geotinklo \u0161erdis<\/strong>:\n<ul>\n<li>Pateikiama\u00a0<strong>vienodas tempimo stipris i\u0161ilgine ir skersine kryptimis.<\/strong>\u00a0(pvz., 30-50 kN\/m), idealiai tinka keli\u0173 kryp\u010di\u0173 eismo apkrovoms.<\/li>\n<li><strong>Diafragmos geometrija<\/strong>\u00a0(pvz., 25 mm\u00d725 mm) susilieja su u\u017epildu, sukurdamas\u00a0<strong>sustiprinta platforma<\/strong>\u00a0kuris padidina pagrindo laikom\u0105j\u0105 gali\u0105\u00a0<strong>3-5x<\/strong>\u00a0(CBR pager\u0117jo nuo 2 iki 8-10).<\/li>\n<\/ul>\n<\/li>\n<li><strong>Geotekstil\u0117s sluoksnis<\/strong>:\n<ul>\n<li>Veikia kaip\u00a0<strong>separatorius<\/strong>\u00a0kad smulkios dirvo\u017eemio dalel\u0117s nesusimai\u0161yt\u0173 su u\u017epild\u0173 pagrindu.<\/li>\n<li><strong>Vandens filtrai<\/strong>\u00a0i\u0161laikant pralaidum\u0105 (20-30 l\/m\u00b2\/s), kuris labai svarbus drena\u017eui esant auk\u0161tam vandens lygiui arba lietingomis s\u0105lygomis.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>2.\u00a0<strong>Problem\u0173 sprendimo geb\u0117jimai<\/strong><\/h4>\n<ul>\n<li><strong>Suma\u017eina diferencin\u012f nus\u0117dim\u0105<\/strong>:<br \/>\nKoncentruotos apkrovos pasiskirsto didesniame plote, tod\u0117l suma\u017e\u0117ja netolygus nus\u0117dimas.\u00a0<strong>60-80%<\/strong>\u00a0silpnuose dirvo\u017eemiuose (pvz., sm\u0117lio ar molio pagrinduose).<\/li>\n<li><strong>Apsaugo nuo atspindin\u010di\u0173 \u012ftr\u016bkim\u0173<\/strong>:<br \/>\nAbsorbuoja eismo sukeliamus ciklinius \u012ftempius, suma\u017eindamas \u012ftr\u016bkim\u0173 plitim\u0105 nuo pagrindo iki dangos pavir\u0161iaus.<\/li>\n<li><strong>S\u0105naud\u0173 efektyvumas<\/strong>:<br \/>\nSuma\u017eina suvestinio sluoksnio stor\u012f\u00a0<strong>30-50%<\/strong>taip sutaupoma med\u017eiag\u0173 ir kasimo darb\u0173 s\u0105naud\u0173.<\/li>\n<\/ul>\n<p><strong>Pagrindiniai na\u0161umo privalumai<\/strong><\/p>\n<ol start=\"1\">\n<li><strong>Pagrindo stabilizavimas<\/strong><\/li>\n<\/ol>\n<ul>\n<li>60-80% suma\u017eina diferencin\u012f nus\u0117dim\u0105, nes apkrova paskirstoma 1,5-2,0 m gylyje.<\/li>\n<li>Padidina Kalifornijos guolio koeficient\u0105 (CBR) nuo 2-3 iki 8-10, tod\u0117l dangos sluoksniai gali b\u016bti plonesni.<\/li>\n<li>Apsaugo nuo atspind\u017eio \u012ftr\u016bkim\u0173, absorbuodamas 90%+ ciklini\u0173 eismo apkrov\u0173.<\/li>\n<\/ul>\n<ol start=\"2\">\n<li><strong>Atskyrimas ir filtravimas<\/strong><\/li>\n<\/ol>\n<ul>\n<li>U\u017ekerta keli\u0105 smulkaus grunto migracijai \u012f u\u017epild\u0173 pagrind\u0105 (sulaikymo efektyvumas &gt;95%)<\/li>\n<li>I\u0161laiko drena\u017eo paj\u0117gum\u0105 net esant 500 kPa sl\u0117giui (pralaidumo nuostoliai &lt;10%)<\/li>\n<li>Pa\u0161alinamas purvo siurbimas esant auk\u0161tam gruntinio vandens lygiui.<\/li>\n<\/ul>\n<ol start=\"3\">\n<li><strong>Statybos efektyvumas<\/strong><\/li>\n<\/ol>\n<ul>\n<li>I\u0161 anksto surinktas kompozitas sutrumpina montavimo laik\u0105 40%, palyginti su atskirais sluoksniais<\/li>\n<li>Ritinio matmenys: 5,0 m plo\u010dio x 50 m ilgio, kuo ma\u017eiau persidengim\u0173 (10 cm \u0161one\/20 cm gale).<\/li>\n<li>Stabilizuota UV spinduliais, kad gal\u0117t\u0173 b\u016bti veikiama 6 m\u0117nesius ir nesugest\u0173<\/li>\n<\/ul>\n<p><strong>\u012erengimo gair\u0117s<\/strong><br \/>\n<strong>1. Vietos paruo\u0161imas<\/strong><\/p>\n<ul>\n<li>Sutankinkite pagrind\u0105 iki 95% Proktoriaus tankio<\/li>\n<li>Pa\u0161alinkite a\u0161trius i\u0161siki\u0161imus (&gt;5 mm), kad i\u0161vengtum\u0117te geotekstil\u0117s prad\u016brimo.<\/li>\n<li>U\u017etikrinti vienod\u0105 dr\u0117gm\u0117s kiek\u012f (\u00b12% OMC)<\/li>\n<\/ul>\n<p><strong>2. Med\u017eiag\u0173 dislokavimas<\/strong><\/p>\n<ul>\n<li>I\u0161vyniokite geotinkl\u0105 puse \u012f vir\u0161\u0173 (pa\u017eym\u0117tas pavir\u0161ius)<\/li>\n<li>Palaikykite 1-2% persidengimo \u012ftempim\u0105, kad i\u0161vengtum\u0117te rauk\u0161li\u0173<\/li>\n<li>Laikinam tvirtinimui naudokite U formos kai\u0161\u010dius (\u03a66 mm x 300 mm) 1,5 m atstumais.<\/li>\n<\/ul>\n<p><strong>3. Kiet\u0173j\u0173 daleli\u0173 \u012fterpimas<\/strong><\/p>\n<ul>\n<li>Pradinis sluoksnis: 10-15 cm skaldos (20-40 mm frakcijos)<\/li>\n<li>Suspaud\u017eiama vibraciniu voleliu (8-10 va\u017eiavim\u0173 2-4 km\/h grei\u010diu)<\/li>\n<li>Venkite tiesioginio \u012frangos jud\u0117jimo ant neapsaugoto kompozito<\/li>\n<\/ul>\n<p><strong>4. Kokyb\u0117s kontrol\u0117<\/strong><\/p>\n<ul>\n<li>Patikrinkite tempimo stipr\u012f (ASTM D6637) ir sujungimo efektyvum\u0105 (&gt;90%)<\/li>\n<li>Patikrinkite perdangos vientisum\u0105 (\u226530 cm) ir \u012ftvirtinimo ilg\u012f (\u22651,0 m \u0161laituose).<\/li>\n<li>Steb\u0117ti agregat\u0173 i\u0161d\u0117stym\u0105, kad b\u016bt\u0173 i\u0161vengta segregacijos<\/li>\n<\/ul>\n<p><strong>Prisitaikymas prie klimato kaitos Arabijos s\u0105lygomis<\/strong><\/p>\n<ul>\n<li><strong>Atsparumas temperat\u016brai<\/strong>: Atlaiko nuo -30 \u00b0C iki +80 \u00b0C (i\u0161bandyta pagal ASTM D5321)<\/li>\n<li><strong>Apsauga nuo UV spinduli\u0173<\/strong>: Anglies juodumo stabilizuotas 2000 ir daugiau valand\u0173 UV spinduli\u0173 poveikiui (ISO 4892-2)<\/li>\n<li><strong>Cheminis inerti\u0161kumas<\/strong>: Atsparus druskingam ir \u0161arminiam dirvo\u017eemiui (pH 3-11)<\/li>\n<\/ul>\n<p><strong>Atvejo analiz\u0117: Rijadas-Damamas greitkelio pl\u0117tra<\/strong><\/p>\n<ul>\n<li><strong>I\u0161\u0161\u016bkis<\/strong>: Mink\u0161tas molio pagrindas su CBR&lt;2, auk\u0161tas gruntinio vandens lygis<\/li>\n<li><strong>Sprendimas<\/strong>: 1,2 m storio sutvirtintas pylimas, kuriame naudojamas m\u016bs\u0173 kompozitas<\/li>\n<li><strong>Rezultatai<\/strong>:\n<ul>\n<li>Nulinis atsiskaitymas po 5 met\u0173, kai AADT yra daugiau nei 10 000 AADT<\/li>\n<li>30% sutaupytos l\u0117\u0161os, palyginti su gilaus dirvo\u017eemio pakeitimu<\/li>\n<li>Statyba baigta 3 m\u0117nesiais anks\u010diau nei planuota<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Prie\u017ei\u016bros aspektai<\/strong><\/p>\n<ul>\n<li>\u012eprastin\u0117s patikros d\u0117l pavir\u0161iaus i\u0161dau\u017e\u0173 (&gt;25 mm)<\/li>\n<li>Drena\u017eo sistemos valymas, kad b\u016bt\u0173 i\u0161vengta u\u017etvindymo vandeniu<\/li>\n<li>Augmenijos kontrol\u0117 \u0161alia \u0161lait\u0173 (\u0161akn\u0173 \u012fsiskverbimas &lt;5mm\/metus)<\/li>\n<\/ul>\n<p><strong>Kod\u0117l verta rinktis Feicheng Lianyi?<\/strong><\/p>\n<ul>\n<li>15+ met\u0173 Artim\u0173j\u0173 Ryt\u0173 projekt\u0173 patirtis<\/li>\n<li>Pritaikomi ritini\u0173 dyd\u017eiai pagal konkre\u010dius j\u016bs\u0173 projekto poreikius<\/li>\n<li>\u012erengimo vietoje teikiama technin\u0117 pagalba<\/li>\n<li>Atitiktis Saudo Arabijos SASO, JAE ES ir ASTM\/EN standartams<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Technical Specification: Biaxial Geogrid-Geotextile Composite for Highway Subgrade Reinforcement Project Overview For your highway construction project, our biaxial geogrid-geotextile composite offers an integrated solution that combines the tensile strength of geogrids with the separation\/filtration functions of geotextiles. This dual functionality ensures long-term subgrade stability while optimizing construction efficiency. Material Composition Geogrid: High-density polypropylene (PP) biaxial [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":1108,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/posts\/1133"}],"collection":[{"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/comments?post=1133"}],"version-history":[{"count":0,"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/posts\/1133\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/media\/1108"}],"wp:attachment":[{"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/media?parent=1133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/categories?post=1133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lianyigeosyn.com\/lt\/wp-json\/wp\/v2\/tags?post=1133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}