Symfony Profiler

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"START TRANSACTION"

"START TRANSACTION";

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UPDATE blog_article SET views = 2879, edited_at = '2026-10-11 19:07:21', searchable = '\"{\\\"createdAt\\\":\\\"14-04-2024\\\",\\\"editedAt\\\":\\\"20-05-2025\\\",\\\"id\\\":\\\"246\\\",\\\"category\\\":\\\"tipologie di rischio\\\",\\\"title\\\":\\\"la qualit\\\\u00e0 dell\\\\u2019aria negli ambienti confinati\\\",\\\"text\\\":\\\"<p>per garantire l&rsquo;accesso e la permanenza in totale sicurezza in <a href=\\\\\\\"https:\\\\\\/\\\\\\/bellero.it\\\\\\/blog-dettaglio\\\\\\/come-affrontare-i-lavori-nei-sotterranei\\\\\\\"><strong>ambienti confinanti<\\\\\\/strong><\\\\\\/a> o sospetti di inquinamento, &egrave; fondamentale assicurarsi che l&rsquo;atmosfera al suo interno non costituisca un pericolo per gli addetti ai lavori. per il <a href=\\\\\\\"https:\\\\\\/\\\\\\/bellero.it\\\\\\/blog-dettaglio\\\\\\/il-preposto\\\\\\\"><strong>preposto<\\\\\\/strong><\\\\\\/a> alla gestione di tale attivit&agrave;, &egrave; fondamentale conoscere, tra l&rsquo;altro, quali sono i criteri da seguire per poter ritenere l&rsquo;ambiente di lavoro sicuro durante tutte le fasi di lavoro a partire dall&rsquo;accesso.<\\\\\\/p><p>&nbsp;<\\\\\\/p><h2>l&rsquo;importanza del controllo dell&rsquo;atmosfera<\\\\\\/h2><p>innanzi tutto, bisogna aver piena consapevolezza di quando sia necessario eseguire il controllo dell&rsquo;atmosfera all&rsquo;interno degli <a href=\\\\\\\"https:\\\\\\/\\\\\\/bellero.it\\\\\\/blog-dettaglio\\\\\\/procedure-per-accedere-negli-ambienti-confinati\\\\\\\"><strong>spazi confinati<\\\\\\/strong><\\\\\\/a>; per fare ci&ograve; occorre definire una specifica <a href=\\\\\\\"https:\\\\\\/\\\\\\/bellero.it\\\\\\/blog-dettaglio\\\\\\/procedure-di-lavoro\\\\\\\"><strong>procedura<\\\\\\/strong><\\\\\\/a> di sicurezza da seguire, la quale deve contenere le specifiche previsioni per effettuare il monitoraggio relativo alla &ldquo;qualit&agrave;&rdquo; dell&rsquo;atmosfera presente. l datore di lavoro dell&rsquo;impresa che deve eseguire il lavoro all&rsquo;interno di spazi confinati, a prescindere da eventuali monitoraggi gi&agrave; effettuati in precedenza, deve incaricare un suo rappresentante (ad esempio un suo preposto), in possesso di conoscenze, <a href=\\\\\\\"https:\\\\\\/\\\\\\/bellero.it\\\\\\/blog-dettaglio\\\\\\/formazione-informazione-e-addestramento\\\\\\\"><strong>addestramento<\\\\\\/strong><\\\\\\/a> e formazione adeguata per eseguire e valutare i risultati del monitoraggio effettuato. tale monitoraggio deve essere effettuato sia prima dell&rsquo;accesso al luogo confinato, che durante la permanenza dei lavoratori, in modo da garantire costantemente il mantenimento dei parametri di <a href=\\\\\\\"https:\\\\\\/\\\\\\/bellero.it\\\\\\/blog-dettaglio\\\\\\/l-utilizzo-dei-dpi-e-l-ultima-spiaggia\\\\\\\"><strong>salubrit&agrave; dell&rsquo;aria<\\\\\\/strong><\\\\\\/a> secondo quanto previsto nella specifica procedura di sicurezza.<\\\\\\/p><p>&nbsp;<\\\\\\/p><h3>come classificare i valori rilevati<\\\\\\/h3><p>esiste una tabella appartenente ad una norma un p&ograve; datata, ma che consente di chiarirsi le idee prima di intraprendere l&rsquo;attivit&agrave; lavorativa; tale tabella prevede tre classi di rischio:<\\\\\\/p><ul>\\\\t<li><strong>classe a<\\\\\\/strong>:<\\\\\\/li><\\\\\\/ul><ul>\\\\t<li>caratteristiche: alto e immediato rischio per la salute e la vita del lavoratore; le procedure d&rsquo;emergenza richiedono l&rsquo;accesso con dpi per la respirazione; comunicazione con l&rsquo;interno garantita dalla persona che stazioni all&rsquo;esterno dello spazio confinato.<\\\\\\/li>\\\\t<li>ossigeno (o2): %o2 inferiore al 16% oppure maggiore al 25%;<\\\\\\/li>\\\\t<li>concentrazione di esplosivit&agrave;: uguale o superiore al 20% del limite inferiore di esplosivit&agrave; (lie);<\\\\\\/li>\\\\t<li>concentrazione di tossicit&agrave;: rischio alto e immediato per la salute del lavoratore.<\\\\\\/li><\\\\\\/ul><ul>\\\\t<li><strong>classe b<\\\\\\/strong>:<\\\\\\/li><\\\\\\/ul><ul>\\\\t<li>caratteristiche: pericoloso ma non immediatamente per la salute e la vita del lavoratore; le procedure d&rsquo;emergenza richiedono l&rsquo;accesso con dpi per la respirazione; comunicazione con l&rsquo;interno visiva e\\\\\\/o uditiva.<\\\\\\/li>\\\\t<li>ossigeno (o2): %o2 inferiore al 19,5% ma superiore al 16,1% oppure inferiore al 25% ma superiore al 21,4%;<\\\\\\/li>\\\\t<li>concentrazione di esplosivit&agrave;: dal 10% al 19% del limite inferiore di esplosivit&agrave; (lie);<\\\\\\/li>\\\\t<li>concentrazione di tossicit&agrave;: superiore al livello limite di esposizione (vle) ma inferiore al livello di rischio alto e immediato per la salute del lavoratore.<\\\\\\/li><\\\\\\/ul><ul>\\\\t<li><strong>classe c<\\\\\\/strong>:<\\\\\\/li><\\\\\\/ul><ul>\\\\t<li>caratteristiche: potenzialmente pericoloso per la salute e la vita del lavoratore; le procedure d&rsquo;emergenza richiedono l&rsquo;accesso con dpi per la respirazione; comunicazione con l&rsquo;interno visiva e\\\\\\/o uditiva.<\\\\\\/li>\\\\t<li>ossigeno (o2): %o2 inferiore al 21,4% ma superiore al 19,5%;<\\\\\\/li>\\\\t<li>concentrazione di esplosivit&agrave;: inferiore al 10% del limite inferiore di esplosivit&agrave; (lie);<\\\\\\/li>\\\\t<li>concentrazione di tossicit&agrave;: inferiore al livello limite di esposizione (vle).<\\\\\\/li><\\\\\\/ul>\\\",\\\"metaTitle\\\":\\\"la qualit\\\\u00e0 dell\\\\u2019aria negli ambienti confinati|bellero\\\",\\\"metaDescription\\\":\\\"prima di accedere ad un ambiente confinato o sospetto di inquinamento, occorre verificare la qualit\\\\u00e0 dell\'aria\\\",\\\"publishDate\\\":\\\"19-04-2019\\\",\\\"imageAlt\\\":\\\"in relazione alla qualit\\\\u00e0 dell\'aria, \\\\u00e8 possibile definire le modalit\\\\u00e0 operative da seguire\\\",\\\"imageFile\\\":\\\"blog\\\\\\/la-qualita-dell-aria-negli-ambienti-confinati.jpg\\\",\\\"views\\\":\\\"2879\\\"}\"' WHERE id = 246;

"COMMIT"

"COMMIT";

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