Main fan, various secondary fans, FU controlled
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Customer: ÖSTU-STETTIN Hoch- und Tiefbau GmbH. Construction of two parallel, 14% falling access tunnels for an ore body (copper ore with accompanying metals) with cross sections every approx. 300m. Cross-sectional area of standard profile 25m². Type of ventilation: (after development phase with blowing ventilation of the two tunnels) Recirculation air system with one main fan at the portal (West Decline, AL18-2500) and two fans for secondary blowing ventilation of the tunnels (widening Cross Passage East Decline, 2AL12-550). Additional AL8-55 for secondary ventilation of the explosives store.