[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.chsm.cz\/proc-se-nejen-u-vodnich-staveb-pouzivaji-stetovnice\/#Article","mainEntityOfPage":"https:\/\/www.chsm.cz\/proc-se-nejen-u-vodnich-staveb-pouzivaji-stetovnice\/","headline":"Pro\u010d se (nejen) u vodn\u00edch staveb pou\u017e\u00edvaj\u00ed \u0161t\u011btovnice","name":"Pro\u010d se (nejen) u vodn\u00edch staveb pou\u017e\u00edvaj\u00ed \u0161t\u011btovnice","description":"Za\u010dneme tento odstavec ot\u00e1zkou: \u201eJak byste to ud\u011blali, kdybyste m\u011bli za \u00fakol rekonstruovat jez na \u0159ece\u201c? Pravd\u011bpodobn\u011b by v\u00e1s napadlo, &hellip; <a href=\"https:\/\/www.chsm.cz\/proc-se-nejen-u-vodnich-staveb-pouzivaji-stetovnice\/\" class=\"more-link\"><span class=\"more-button\">Continue Reading<span class=\"screen-reader-text\">Pro\u010d se (nejen) u vodn\u00edch staveb pou\u017e\u00edvaj\u00ed \u0161t\u011btovnice<\/span><\/span><\/a>","datePublished":"2022-06-30","dateModified":"2022-06-30","author":{"@type":"Person","@id":"https:\/\/www.chsm.cz\/author\/#Person","name":"","url":"https:\/\/www.chsm.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/b653a05acc9928bc50547a0b6ed51698115bbf59840455a4bc9d337f928ec9d6?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/b653a05acc9928bc50547a0b6ed51698115bbf59840455a4bc9d337f928ec9d6?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"chsm.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.chsm.cz\/wp-content\/uploads\/flow-4294803_640_3.jpg","url":"https:\/\/www.chsm.cz\/wp-content\/uploads\/flow-4294803_640_3.jpg","height":0,"width":0},"url":"https:\/\/www.chsm.cz\/proc-se-nejen-u-vodnich-staveb-pouzivaji-stetovnice\/","about":["Podnik\u00e1n\u00ed"],"wordCount":409,"articleBody":"   Za\u010dneme tento odstavec ot\u00e1zkou: \u201eJak byste to ud\u011blali, kdybyste m\u011bli za \u00fakol rekonstruovat jez na \u0159ece\u201c? Pravd\u011bpodobn\u011b by v\u00e1s napadlo, \u017ee bude nutn\u00e9 nejprve zabr\u00e1nit vodn\u00ed mase, aby se dostala a\u017e k t\u011blesu jezu, a proto byste hledali zp\u016fsob, jak vodu nad jezem odv\u00e9zt n\u011bkam \u201ebokem\u201c. V praxi se to d\u011bl\u00e1 tak, \u017ee se od vody odd\u011bl\u00ed jen \u010d\u00e1st jezov\u00e9 konstrukce, voda se nech\u00e1 prot\u00e9kat zb\u00fdvaj\u00edc\u00edm prostorem p\u016fvodn\u00edho \u0159\u00ed\u010dn\u00edho koryta, a po dokon\u010den\u00ed stavebn\u00edch prac\u00ed se pak p\u0159epa\u017e\u00ed druh\u00e1 strana jezu a pr\u00e1ce pokra\u010duj\u00ed zde, v t\u011bchto m\u00edstech.Ot\u00e1zkou v\u0161ak z\u016fst\u00e1v\u00e1, jak\u00fdm zp\u016fsobem nasm\u011brovat vodu tam, kam chceme? Vych\u00e1zejme z p\u0159edpokladu, \u017ee to mus\u00ed b\u00fdt zp\u016fsob jednoduch\u00fd, rychl\u00fd a z\u00e1rove\u0148 spolehliv\u00fd. Pokud si s odpov\u011bd\u00ed na tuto ot\u00e1zku nev\u00edte rady, b\u011b\u017ete se n\u011bkdy pod\u00edvat na rekonstrukce jez\u016f, anebo alespo\u0148 zhl\u00e9dn\u011bte videoz\u00e1znamy z t\u011bchto akc\u00ed, kter\u00e9 se prov\u00e1d\u011bly v minulosti, n\u011bkter\u00e9 z nich jsou dostupn\u00e9 nap\u0159. na YouTube.Prakticky \u017e\u00e1dn\u00e1 rozs\u00e1hl\u00e1 rekonstrukce jezu se neobejde bez \u0161t\u011btovnice. Je to silnost\u011bnn\u00fd ocelov\u00fd plech, kter\u00fd je zoh\u00fdban\u00fd do tvaru p\u00edsmene Z, a na jeho konc\u00edch jsou vytvo\u0159eny spojovac\u00ed \u201ez\u00e1mky\u201c, do nich\u017e se zaklesne sousedn\u00ed \u201e\u0161t\u011btovnicov\u00fd\u201c d\u00edl. T\u00edmto zp\u016fsobem lze spojit tyto profily v dlouhou nepropustnou hradbu, kter\u00e1 se pak snadno pomoc\u00ed hydraulick\u00e9ho mechanismu zasouv\u00e1 pod \u00farove\u0148 \u0159\u00ed\u010dn\u00edho dna. Je to elegantn\u00ed \u0159e\u0161en\u00ed i vzhledem k dostupn\u00e9 cen\u011b \u0161t\u011btovnic.Pevnost \u0161t\u011btovnic je natolik velk\u00e1, \u017ee je lze pom\u011brn\u011b snadno zasunout velmi hluboko do zem\u011b, a z\u00e1rove\u0148 v t\u011bchto m\u00edstech odolaj\u00ed tlaku vody i v relativn\u011b velk\u00fdch hloubk\u00e1ch n\u011bkolika metr\u016f, co\u017e umo\u017e\u0148uje bezprobl\u00e9mov\u00fd chod stavebn\u00edch prac\u00ed. Je to dosud jedin\u00fd zp\u016fsob, jak efektivn\u011b prov\u00e1d\u011bt stavebn\u00ed \u010dinnosti v m\u00edstech, kde doch\u00e1z\u00ed ke kontaktu s vodou. \u0160t\u011btovnice se ov\u0161em vyu\u017e\u00edvaj\u00ed i pro zpevn\u011bn\u00ed t\u011bles jezu a ponech\u00e1vaj\u00ed se zde dlouh\u00e1 desetilet\u00ed, dokud jejich funkci nenaru\u0161\u00ed koroze. A chcete-li n\u011bjakou z nich vid\u011bt p\u0159\u00edmo v ter\u00e9nu, b\u011b\u017ete se pod\u00edvat nap\u0159. na jezy v Sob\u011bslavi a v Plan\u00e9 nad Lu\u017enic\u00ed.                                                                                                                                                                                                                                                                                                                                                                                                 "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Pro\u010d se (nejen) u vodn\u00edch staveb pou\u017e\u00edvaj\u00ed \u0161t\u011btovnice","item":"https:\/\/www.chsm.cz\/proc-se-nejen-u-vodnich-staveb-pouzivaji-stetovnice\/#breadcrumbitem"}]}]