Water mist suppression systems are an established and approved technology in many high-risk and/or special hazard applications and are increasingly being used in road tunnels. This presentation discussed differences between water mist and deluge and considered implementation and interaction with other systems and structural design.

See the webinar
https://www.ats.org.au/2023/03/28/huge-response-to-first-ats-tunnel-systems-subgroup-event-highlights-great-thirst-for-information/