References

Current Projects:

• A2 Gotthard GTG CH, 16.9 km, uni- and bi-directional traffic, section-wise longitudinal ventilation, local smoke extraction, client's tunnel ventilation expert
• A2 Seelisbergtunnel CH, 9.3 km, uni-directional traffic, transverse ventilation, local smoke extraction, refurbishment, concept design
• A2 Lugano - Mendrisio CH, 0.8 km, 1.7 km and 2.4 km, uni-directional traffic, longitudinal ventilation with smoke extraction, client's tunnel ventilation expert
• A6 Bypass Bern Ost CH, 4.5 km, uni-directional traffic, longitudinal ventilation with local smoke extraction, client's tunnel ventilation expert
• A29 Tunnel Sils CH, 1.6 km, longitudinal ventilation, refurbishment, detailed design
• Brusei-Landrüfe CH, 2.2 km, longitudinal ventilation, refurbishment, concept design
• A10 Wolfbergtunnel AT, 1.0 km, uni-directional traffic, longitudinal ventilation, safety assessment tunnel ventilation: design stage

2024:

• A1 Rosenberg Tunnel St. Gallen CH 3. Tube, 1.6 km, uni-directional traffic, longitudinal ventilation with local smoke extraction, concept design
• A1 UPlaNS St.Gallen Moosmüli - Neudorf, three tunnels 1.6 km, 1.1 km and 0.6 km,uni-directional traffic, longitudinal ventilation and local smoke extraction, concept for refurbishment, specialist tunnel ventilation
• A8 Tunnel Giswil CH, 2.1 km, bi-directional traffic, longitudinal ventilation with local smoke extraction, refurbishment, detailed design
• A13 San Bernardino Tunnel CH, 6.6 km, bi-directional traffic, section-wise longitudinal ventilation, local smoke extraction, client's tunnel ventilation expert
• A13 SiSto Bärenburg CH, 1.0 km, egress pressurisation, optimisation of power consumption
• Zubringer Güterbahnhof St. Gallen CH, 2.6 km, network with uni- and bi-directional traffic, underground roundabout, longitudinal ventilation with local smoke extraction, concept design
• Zubringer Wangen Ost CH, 1.0 km, tunnel network with bi-directional traffic, concept design, client's consultant tunnel ventilation and safety
• A2 Tunnel Kreuzergegend AT, 0.6 km, inspection of safety installations
• A26 Linz AT, 0.5 km and 0.8 km, uni- and bi-directional traffic, longitudinal ventilation, safety assessment tunnel ventilation: design and commissioning Video

2023:

• North-South Corridor (Torrens to Darlington) AU, 4.3 km, 1.7 km, uni-directional traffic, longitudinal ventilation, client's consultant tunnel ventilation Video
• Inland Rail, Tunnel Toowoomba, Little Liverpool, Woolooman AU, 6.2 km, 1.0 km, 0.9 km, single track rail tunnel, client's consultant tunnel ventilation Video
• A8 Steinhaus/Traxlberg Tunnel AT, 2.3 km, uni-directional traffic, longitudinal ventilation, safety assessment tunnel ventilation: design stage
• A8 Noitzmühle Tunnel AT, 1.6 km, uni-directional traffic, longitudinal ventilation, safety assessment tunnel ventilation: design stage
• A12 Tunnel Landeck AT, 7.0 km, bi-directional traffic, transverse ventilation, safety assessment tunnel ventilation: design stage
• Eglisau Bypass CH, 1.9 km (local smoke extraction) and and 0.6 km (longitudinal ventilation), bi-directional traffic, tunnel ventilation concept design
• Freienbach Tunnel CH, 0.9 km, bi-directional traffic, concept design, client's consultant tunnel ventilation and safety
• Lötschberg LBT, Drainage Tunnel CH, 0.5 km and 2.3 km, construction ventilation, concept design

2022:

• Huguenot Tunnel ZA, 3.9 km, uni- and bi-directional traffic, local extraction, tunnel ventilation and fire engineering, design review Video
• Zentrumstunnel Zug CH, 1.4 km, 1.5 km or 1.9 km, bi-directional traffic, longitudinal ventilation with local smoke extraction, concept design
• Tunnel Unterägeri CH, 1.8 km, bi-directional traffic, longitudinal ventilation with local smoke extraction, concept design
• Städtlerwaldtunnel CH, 0.5 km, egress pressurisation, detailed design
• Tunnel Isla Bella CH, 2.45 km, egress pressurisation, detailed design
• S7 Tunnel Königsdorf, Tunnel Speltenbach, Tunnel Rudersdorf AT, 0.6 km, 1.0 km, 2.9 km, uni-directional traffic, longitudinal ventilation, safety assessment tunnel ventilation: design stage

2021:

• Coffs Harbour Bypass Tunnels AU, 2x 0.4 km, uni-directional traffic, longitudinal ventilation, tender design
• Tunnel Cholfirst Schaffhausen CH, 1.2 km, egress pressurisation, detailed design, procurement specification
• A14 Amberg Tunnel AT, 3.0 km, uni-directional traffic, longitudinal ventilation, safety assessment tunnel ventilation: design and commissioning
• S16 Tunnel Lötz AT, 1.0 km, uni-directional traffic, longitudinal ventilation, safety assessment tunnel ventilation: design stage

2020:

• Base Tunnel Lyon-Turin FR-IT, 57 km, rail tunnel, concept construction ventilation, tender design
• Westconnex M8 (NewM5) Sydney AU, 9.0 km, uni-directional traffic, longitudinal ventilation with point extraction, independent certifier
• Aerodynamic resistance of fires in tunnels, research study AGT2017/005 Publication
• S10 Tunnel Vierzehn AT, 1.0 km, uni-directional traffic, longitudinal ventilation, safety assessment tunnel ventilation: design stage

2019:

• Westconnex M4East, M8 (NewM5) und M4M5 Sydney AU, 5.5 km/9.0 km/7.5 km, uni-directional traffic, section-wise longitudinal ventilation with point extraction, design review operation and maintenance Video
• S16 Tunnel Langen AT, 2.4 km, uni-directional traffic, longitudinal ventilation, safety assessment: design and commissioning
• Gotthard 2. Tube CH, 16.9 km, uni- and bi-directional traffic, section-wise longitudinal ventilation, local smoke extraction, client's consultant tunnel ventilation

Since 1997, Dr. Ingo Riess is active in the field of tunnel ventilation and tunnel safety. In this professional capacity, he had a leading role in more than 150 tunnel ventilation projects all over the world. A few references are listed here:

• Tunnel Agua Negra AR-CL, 13 km, transverse ventilation, preliminary design
• A22 Kaisermühlentunnel AT, 2.2 km tunnel network, longitudinal ventilation, retrofit design, tender specification
• S1 Lobautunnel AT, 8.2 km, transverse ventilation, detailed design
• Cross City Tunnel Sydney AU, 2.2 km, longitudinal ventilation with portal air extraction, all project phases
• Airport Link / Northern Busway Brisbane AU, 5.6 km, longitudinal ventilation with portal air extraction, local smoke extraction, tender design
• Oosterweelverbinding BE, div., longitudinal ventilation, concept design
• Underground Roundabout Frauenfeld CH, 0.4 km, integral safety assessment
• Gotthard Base Tunnel CH, 57 km, egress ventilation, safety assessment
• A13 Tunnel Isla Bella CH, 2.3 km, longitudinal ventilation with local smoke extraction, retrofit, all project phases
• A8 Tunnel Giswil CH, 2.1 km, longitudinal ventilation with local smoke extraction, all project phases
• A13 Tunnel Viamala CH, 0.8 km, longitudinal ventilation, retrofit, all project phases
• A13 Tunnel Bärenburg CH, 1.0 km, longitudinal ventilation, retrofit, concept design, risk analysis
• Hongkong-Zuhai-Macau Tunnel CN, 7.5 km, tunnel ventilation design review
• BAB A7 Elbe Tunnel DE, 2.7 km, transverse ventilation, retrofit detailed design, commissioning
• B2 Luise-Kiesselbach-Tunnel Munich DE, 1.5 km, longitudinal ventilation, all project phases
• Montblanc Tunnel FR-IT, 11.6 km, transverse ventilation, analysis of the fire in 1999
• Chenani Nashri Tunnel IN, 9.2 km, transverse ventilation, expert consultancy to the general contractor
• Bypass Meran IT, 3.2 km, longitudinal ventilation with local smoke extraction, detailed design
• Sharq Crossing Doha QA, 6 km, longitudinal ventilation with smoke extraction, tunnel ventilation concept design, integral safety concept
• Tunnel Visnove SK, 7.5 km, longitudinal ventilation with point smoke extraction, tender design
• Ovit Tunnel TR, 14.3 km, longtudinal ventilation with air exchange and point smoke extraction, detailed design

Dr. Riess is associate member of the working group "Sustainability in Road Tunnel Operation" of the PIARC committee on road tunnel operations. PIARC is an international organisation of experts on roads and traffic.