Cross passage ventilation
Cross passage ventilation
Cross passage ventilation
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<strong>Cross</strong> <strong>passage</strong> <strong>ventilation</strong><br />
<strong>Cross</strong> Passage<br />
<strong>Cross</strong> <strong>passage</strong> fan in operation<br />
AL ZL ZL<br />
AL<br />
Air supply<br />
RFB Salzburg RFB Villach<br />
Escape door<br />
Design data<br />
Escape route<br />
1. Overpressure in the cross <strong>passage</strong> with both<br />
escape-doors closed: 50 Pa.<br />
2. In case of one escape-door open (ca. 2 m2 open<br />
area) Airflow 5 m3/s (velocity 2,5 m/s.)<br />
6 th Conference “Tunnel Safety and Ventilation” Graz 22-24 April 2012 17
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