… to ensure that all new road tunnels, including the proposed city tunnel and the M5 East tunnel, are fitted with state-of-the-art exhaust filtration systems and that comprehensive and regular monitoring of air quality both within the tunnel and around the exhaust outlets takes place.
From: NSW Legislative Council Hansard
ROADS AMENDMENT (ROAD TUNNEL POLLUTION FILTRATION) BILL
26 Sept 2002.
Page: 5476
Second Reading
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