Arlberg tunnel
15,516 m
Pernau tunnel
268 m
Plabutsch tunnel
282 microphones
Kaisermuehlen tunnel
DTV: 110,000
Pisarky tunnel
1,100m, 14 microphones
Blanka tunnel 1
1,000m, 9 microphones
Rudersdorf tunnel
2,870m, 80 microphones
Speltenbach tunnel
980m, 24 microphones
Amras tunnel
845m, 24 microphones
Bindermichl tunnel
1,065m, 58 microphones
Niedernhardt tunnel
580m, 22 microphones
Arlberg tunnel
15,516m, 175 microphones
Gleinalm tunnel, 1st tube
8,436m, 119 microphones
Wilten tunnel
509m, 13 microphones
Klaus-Spering tunnel
2,031m, 46 microphones
Dalaas tunnel
1,810m, 19 microphones
Kirchdorf tunnel (pilot system)
2,807m, 49 microphones
Citytunnel Bregenz
1,311m, 15 microphones
Schartnerkogel tunnel
2,334m, 34 microphones
Lainberg tunnel
3,125m, 75 microphones
Plabutsch tunnel
9,989m, 282 microphones
Gleinalm, 2nd tube
8,426m, 118 microphones
Mils tunnel
1,752m, 42 microphones
Oswaldiberg tunnel
4,302m, 119 microphones
Kroislerwald tunnel
679m, 19 microphones
Liefering tunnel
503m, 14 microphones
Flirsch tunnel
1,126m, 19 microphones
Rannersdorf tunnel
1,630m, 68 microphones
Voesendorf tunnel
901m, 36 microphones
Amberg tunnel
3,125m, 75 microphones
Kirchdorf tunnel
2,807m, 49 microphones
Southwick tunnel
490m, 10 microphones
Kollmann tunnel
633m, 16 microphones
Kaisermühlen tunnel
2,134m, 97 microphones
Wald tunnel
2,826m, 65 microphones
Spering tunnel
2,870m, 62 microphones
Ehrentalerberg tunnel
3,345m, 75 microphones
Lendorf tunnel
800m, 20 microphones
Trettnig tunnel
450m, 12 microphones
Falkenberg tunnel
1,090m, 26 microphones
Bosruck tunnel
5,505m, 122 microphones
Götschka tunnel
4,435m, 86 microphones
Pernau tunnel
245m, 4 microphones
Neumarkt tunnel
1,970m, 38 microphones
Lest tunnel
545m, 12 microphones
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