{"id":155176,"date":"2019-06-12T10:00:03","date_gmt":"2019-06-12T10:00:03","guid":{"rendered":"http:\/\/blog.hannaservice.eu\/ph-messung-im-regenwasser-von-baustellen\/"},"modified":"2022-10-11T08:16:26","modified_gmt":"2022-10-11T08:16:26","slug":"ph-messung-im-regenwasser-von-baustellen","status":"publish","type":"post","link":"https:\/\/blog.hannaservice.eu\/de\/ph-messung-im-regenwasser-von-baustellen\/","title":{"rendered":"pH-Messung im Regenwasser von Baustellen"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"155176\" class=\"elementor elementor-155176 elementor-8046\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c328df1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c328df1\" 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-100 elementor-top-column elementor-element elementor-element-c879500\" data-id=\"c879500\" 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-8fb01d0 elementor-widget elementor-widget-text-editor\" data-id=\"8fb01d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>In st\u00e4dtischen Gebieten gibt es in der Regel gro\u00dfe Mengen an undurchl\u00e4ssigen Oberfl\u00e4chen, was zu gro\u00dfen Mengen an Abfl\u00fcssen f\u00fchrt. W\u00e4hrend das Regenwasser \u00fcber diese undurchl\u00e4ssigen Oberfl\u00e4chen flie\u00dft, werden Chemikalien, Schadstoffe, Schutt und Sedimente gesammelt.<\/p>\n\t\t\t\t\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-628626e9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"628626e9\" data-element_type=\"section\" data-e-type=\"section\" id=\"postContent\">\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-100 elementor-top-column elementor-element elementor-element-328d895d\" data-id=\"328d895d\" 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-16c422ee elementor-widget elementor-widget-text-editor\" data-id=\"16c422ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Dieses schadstoff- und n\u00e4hrstoffreiche Regenwasser flie\u00dft schlie\u00dflich in die Kanalisation, wo es zur Behandlung in eine Kl\u00e4ranlage oder in ein nat\u00fcrliches Gew\u00e4sser wie Fl\u00fcsse, Seen, Feuchtgebiete und M\u00fcndungen geleitet wird.<\/p>\n<blockquote><p>Niederschlagsereignisse und das damit verbundene Regenwasser k\u00f6nnen die Oberfl\u00e4chengew\u00e4sser belasten und werden daher \u00fcberwacht und geregelt.<\/p><\/blockquote>\n<p>In den Vereinigten Staaten unterscheiden sich die Probenahme- und Testanforderungen je nach Ort des Abflusses. So sind beispielsweise Industrieanlagen staatlich reguliert und ben\u00f6tigen einen Behandlungs- und Analyseplan f\u00fcr Regenf\u00e4lle, die nach 72 Stunden Trockenzeit 0,1 Zoll Akkumulation produzieren. Der Wasserabfluss auf der Baustelle ist nicht staatlich geregelt, sondern unterliegt den lokalen Vorschriften.<\/p>\n<h2>Regenwasser von Baustellen<\/h2>\n<p>Die meisten Kommunen schreiben vor, dass das Regenwasser, das eine Baustelle verl\u00e4sst, in einem pH-Bereich von 6,5 bis 8,5 liegen muss.<\/p>\n<p>Der pH-Wert des Regenwassers wird typischerweise an der Einleitungsstelle in die Wasserstra\u00dfe oder an der Stelle, an der es die Baustelle verl\u00e4sst, gemessen. Die Messung kann entweder direkt im Str\u00f6mungs- oder Regenwasser oder in einer Probe, die in einer Flasche gesammelt wurde, durchgef\u00fchrt werden.<\/p>\n<p>Wenn ein pH-Wert au\u00dferhalb dieses Bereichs liegt, ist eine Behandlung erforderlich. Dar\u00fcber hinaus muss die Verschmutzungsquelle vor Ort identifiziert und behoben werden. Auf Baustellen k\u00f6nnen Schadstoffe aus verschiedenen Quellen stammen.<\/p>\n<p>Best Management Practices (BMPs) wie Schlammfangz\u00e4une, R\u00fcckhaltebecken und Heuballen werden oft zum Auffangen und Filtern von Regenwasserabfl\u00fcssen eingesetzt, aber besch\u00e4digte Schlammfangz\u00e4une oder hohe Sedimentaufbauten reduzieren die Effizienz von BMPs.<\/p>\n<h2>Die Herausforderung eines Bauunternehmens<\/h2>\n<p>Ein Bauunternehmen kontaktierte Hanna Instruments wegen eines Ger\u00e4tes zur Messung des pH-Wertes ihres Regenwassers vor Ort.<\/p>\n<p>Der Kunde musste Schwermetalle und den pH-Wert in seinem Regenwasserabfluss f\u00fcr seine lokale Genehmigung messen. Sie haben zu dieser Zeit Proben zur Analyse an ein Labor geschickt. Die pH-Messungen mussten jedoch innerhalb von 12 Stunden nach dem Regenereignis gemeldet werden. Die Laborergebnisse waren nicht immer rechtzeitig zur\u00fcck, und die Tests waren teuer.<\/p>\n<p>Das Bauunternehmen ist auf vorgeplante Quartiere spezialisiert und arbeitet daher mit gro\u00dfen Betonmengen. Der Kunde war verpflichtet, seinen Regenwasser-pH-Wert zu melden, da Beton stark alkalisch ist und den Regenwasser-pH-Wert stark beeinflussen kann, wenn nicht die richtigen Schutzma\u00dfnahmen (BMPs) vorhanden sind.<\/p>\n<p>Der Kunde ben\u00f6tigte ein robustes Messger\u00e4t, das mit einer Tragetasche f\u00fcr den einfachen Feldeinsatz geliefert wird.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-235b921 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"235b921\" 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-50 elementor-inner-column elementor-element elementor-element-e26a300\" data-id=\"e26a300\" 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-b26ae91 elementor-widget elementor-widget-text-editor\" data-id=\"b26ae91\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3>Unsere L\u00f6sung<\/h3>\n<p>Das Support-Team von Hanna Instruments empfahl das\u00a0<a href=\"https:\/\/hannainstruments.at\/?p=13020\" target=\"_blank\" rel=\"noopener noreferrer\">Professionelle wasserdichte tragbare pH\/ORP-Meter \u2013 HI98190.<\/a><\/p>\n<h4>Wasserdicht und robust<\/h4>\n<p>Der Kunde sch\u00e4tzte es sehr, dass der HI98190 wasserdicht war und mit der Titan-Geh\u00e4use-pH-Elektrode f\u00fcr Abwasser geliefert wurde- HI12963. Die Langlebigkeit von Messger\u00e4t und Elektrode sowie die robuste Tragetasche gaben dem Kunden die Gewissheit, dass das Ger\u00e4t eine lange Lebensdauer hat, selbst bei st\u00fcrmischen Bedingungen.<\/p>\n\t\t\t\t\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-50 elementor-inner-column elementor-element elementor-element-591e573\" data-id=\"591e573\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\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 class=\"elementor-element elementor-element-272c835 elementor-widget elementor-widget-text-editor\" data-id=\"272c835\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4>Pr\u00e4zise Datenaufzeichnung<\/h4>\n<p>Die Funktion CAL Check\u2122 des HI98190 erm\u00f6glichte es dem Kunden, den Zeitpunkt der letzten Kalibrierung des Messger\u00e4tes einzusehen und unter Einhaltung der Vorschriften die Messergebnisse an die Beh\u00f6rden zu \u00fcbermittlen. Die Log-on-Demand-Funktion erm\u00f6glichte es dem Kunden, den pH-Wert, das Datum und die Uhrzeit jeder Messung zu protokollieren, um eine sp\u00e4tere Berichterstattung zu erleichtern.<\/p>\n<p>Das HI98190 bot dem Kunden eine praktische und n\u00fctzliche L\u00f6sung f\u00fcr seine Anforderungen an die pH-Messung.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-954cb14 elementor-widget elementor-widget-heading\" data-id=\"954cb14\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Entdecken Sie unsere wasserdichten und tragbaren Messger\u00e4te HI98190 und HI98191.<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a3bf82f elementor-widget elementor-widget-video\" data-id=\"a3bf82f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=mnFOAQW5-P8&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\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>In st\u00e4dtischen Gebieten gibt es in der Regel gro\u00dfe Mengen an undurchl\u00e4ssigen Oberfl\u00e4chen, was zu [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":6082,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[366],"tags":[],"class_list":["post-155176","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industrie"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - 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