1. Dipl.-Ing. Jens Classen
Curriculum Vitae 1
Dipl.-Ing. Jens Classen
Via Sacchetti 89
I-66030 Treglio
mobile 0039 335 1959722 • e-mail j.classen@totospa.it
Personal Details
born 27.09.1962
Birth place: Oldenburg in Holstein/Germany
Marital status: married
Nationality: German
Resident Identity Card Italy
Curriculum Vitae
Professional Career
06/13 – today DIRECTOR OF MECHANIZED TUNNELLING DEPARTMENT
TOTO S.p.A. COSTRUZIONI GENERALI
Acquisition/Calculation/Design of Underground Projects
Project Management for large TBM projects
Consulting on foreign TBM projects for various clients
Business Development worldwide
09/11 – 05/13 CONSULTANT/PROJECT MANAGER TUNNELLING AND MINING
Herrenknecht (Switzerland) Ltd.
Consulting:
- Business Development/Coordination Mining Activities Africa
- Business Development/Coordination of Tunnelling Projects
Scandinavia
- Business Development Hydropower worldwide
Site Management:
- Galleria Sparvo/Italy (EPB-TBM, 15,55m)
- Tunnel Köseköy/Turkey (Hard Rock-TBM)
- Tunnel Gerede/Turkey (Hard Rock-TBM)

2. Dipl.-Ing. Jens Classen
Curriculum Vitae 2
10/03 – 08/11 PRODUCTION- AND PROJECT MANAGER TUNNELLING
MEMBER OF BOARD OF DIRECTORS
HEAD OF BUSINESS UNIT LARGE PROJECTS
Construction Company CSC SA, Lugano/Switzerland
- Deputy Site Manager and Production Manager Gotthard Base
Tunnel/Switzerland
Assignment with Joint Venture TAT
Contract Sum 1,5 Billion SFR
Joint Venture including Hochtief AG/Germany, Alpine
Construction/Austria, Implenia Construction/Switzerland,
Impregilo/Italy
2 x 14km + 2 x 12km Hard Rock TBM drives
2 Hard Rock Single Gripper TBM’s 8,8m/9,5m (Herrenknecht)
90 cross passages in Drill&Blast
Water proofing and inner lining of 60km of running tunnels
Water proofing and inner lining of multifunctional station of
Faido, including caverns, crossovers, emergency and
ventilation tunnels
- Project Manager Consorzio Circonvallazione Roveredo
(CGR)/Switzerland
Joint Venture with Frutiger AG/Switzerland, Prader
Losinger/Switzerland
Contract Sum 120 Mio SFr
Highway + Rescue Tunnel 2 x 2,2km
Pilot Tunnel + Rescue Tunnel using mit Hard Rock Single
Gripper TBM 4,00m (Robbins)
Main Tunnel Enlargement work by Drill&Blast 2,2km
including 7 cross passages, emergency caverns, ventilation
cavern and portal structures
- Member of Board of Directors/Head of Business Unit Large
Projects
10/1993 – 08/2003 SITE AND PROJECT MANAGER TUNNELLING
Ed. Züblin AG, Stuttgart/Germany, Tunnelling Department
Site and Project Management:
- Deputy Site Manager and Chief of Tunnelling Lötschberg Base
Tunnel/Switzerland
Assignment with Joint Venture MaTrans
Contract Sum 800 Million SFR
Join Venture including Marti Contractors/Switzerland, Balfour
Beatty/England, Porr Construction/Austria
9km Hard Rock Single Gripper TBM’s 9,4m (Herrenknecht)
Excavation of cross passages and crossover caverns using
Drill&Blast

3. Dipl.-Ing. Jens Classen
Curriculum Vitae 3
- Senior Site Manager Tunnel Niedernhausen
Highspeed Railway Line Cologne – Frankfurt/Germany (EPC
Contract)
1,8km NATM Hard rock excavation in Drill&Blast, section 170m²
0,3km NATM Soft ground excavation using staged excavator
tunnelling, highway crossing under low cover including
extensive dewatering for lowering of the water table, and
ground stabilization methods
0,7km Open cut construction
2 emergency exits in NATM including inclined and vertical
shafts
In-situ concrete lining including 2-layer full-round waterproof
membrane
- Site Manager Tunnel Behringen
Highspeed Railway Line Ebensfeld – Erfurt/Germany
3 x 400m NATM Hard rock excavation in Drill&Blast of 3 parallel
tunnels
- Site Engineer Metro Taipeh/Taiwan, Lot 264 Panchiao Line
Ø 5,62m EPB-TBM (Herrenknecht)
2 x 1km Metro Tunnels
Project Manager Technical Office:
- Tender Preparation of Highspeed Railway Line Cologne –
Frankfurt/Germany (Design and Build Contract)
Total of 22 Tunnels in NATM soft and hard rock, sections 90 –
220m2
- Tender Preparation ‘Metro Bangkok, Thailand’ (EPB-drives in soft
ground)
- Works Preparation for Contract Tunnel Niedernhausen of
Highspeed Railway Line Cologne – Frankfurt/Germany
Tender Preparation International Projects:
- Heathrow Express Link/England (EPB-drives in soft ground)
- Pieve Vergonte/Italy (TBM-Hard rock drive)
- Traffic relieve tunnel Bad Wildbad/Germany (NATM)
- Metro Guangzhou/China (EPB-drives in soft ground)
- Channel Tunnel Rail Link/England (EPB-drives in soft ground)
Technical Office, Works Preparation and Design:
- Ruhrtunnel Duisburg/Germany, (Segment design Hydro shield)
- 4th tube Elbtunnel Hamburg/Germany (Calculation of surface
settlements and related countermeasures)
- Eidsvoll Tunnel/Norway (Technical Design of Freezing methods)

4. Dipl.-Ing. Jens Classen
Curriculum Vitae 4
External Consulting
2009 Jinping II Hydro Power Project, Sichuan Province, China
Consulting for Herrenknecht AG on Improvement of Productivity of
Hard Rock Gripper TBM 12,4m
2010 Jinping II Hydro Power Project, Sichuan Province, China
Consulting for Ertan Hydro Development Company (Client) on Rock
Burst Prevention for TBM drives
Proyecto Trasvase Olmos, Lambayeque Province, Peru
Consulting for Odebrecht Construction on TBM drives in Rock Burst
areas
2013 - 15 (ongoing) CityLink Tunnel Project, Stockholm, Sweden
Consulting on hard rock TBM drives for client Svenska Kraftnät,
including Cost Analysis and Construction Schedule during Feasibility
and Tender Stages
2014 Neelum Jhelum Hydropower Project, Kashmir Province, Pakistan
Consulting for WAPDA (Water Resources & Power Development
Authority/Pakistan) on TBM drives and associated works
Advanced Training Dale Carnegie Leadership Training 2010
Dale Carnegie High Impact Presentations 2011
Education Study of Civil Engineering at the Technical University Carolo
Wilhelmina of Braunschweig/Germany
Final Certificate: Diplom-Ingenieur (Masters Degree)
Additional Qualifications
IT MS-Office
Languages German mother tongue
English fluent both spoken and written
Italian very good
French good
Papers/Presentations
2003 Rapid Excavation and Tunnelling Conference (RETC) in New
Orleans, USA
“The Alptransit Lötschberg Project: High Performance Wet-Mix
Sprayed Concrete during TBM Excavation of two Highspeed Railway
Tunnels”
2007 ETH Zürich
“Experience during TBM Drives of Lots Bodio and Faido of the
Gotthard Base Tunnel Project”

5. Dipl.-Ing. Jens Classen
Curriculum Vitae 5
2008 New Zealand Concrete Industry Conference, Rotorua, New
Zealand
Key Note Presentation: “The Gotthard Base Tunnel Project –
Construction of the World’s Longest Railway Tunnel”
New Zealand Concrete Industry Conference, Rotorua, New
Zealand
Presentation: “Concrete for the World’s Longest Tunnel –
Requirements, Production and Transport of Concrete and Shotcrete for
the Gotthard Base Tunnel”
Seminars at the Universities of Auckland, Wellington and
Christchurch/New Zealand
2009 Jinping Tunnelling Society, Jinping Site, Sichuan Province, China
“The Gotthard Base Tunnel Project – Construction of the World’s
Longest Railway Tunnel”
2010 Ertan Hydro Development Company (EHDC), Jinping Site
Conference on Rock Burst Prevention, Sichuan Province, China
“Control of Rock Burst Phenomena at the Swiss Alpine Link Base
Tunnels”
2011 STUVA-Conference Berlin, Germany
“Overcoming Geological Problem Zones Using a TBM at the Gotthard
Base Tunnel (Lucomagno/Piora/Tenelin)”
2012 Brenner Base Tunnel Conference 2012, Innsbruck, Austria
“TBM Technology for varying Ground Conditions”
Hong Kong Tunnelling Society, Hong Kong, China
“The World’s Longest Tunnel – Experiences from the TBM Drives”
Seminar on “Improving Survey and Investigations for
Hydroelectric Projects – Issues and Challenges”, New Delhi, India
“Geological Investigation Methods and Risk Management in Deep
Alpine Tunnels – Experiences from the Gotthard Base Tunnel Project”
Tunnelling Association of Canada, Vancouver, Canada
“The World’s Longest Tunnel – Experiences from the TBM Drives”
Colorado School of Mines, Tunnelling and Underground
Construction Seminar Series, Golden, USA
“Excavation of the World‘s Longest Tunnel – Challenges and
Experiences of the Gotthard Base Tunnel Project”
2013 NTNU University of Trondheim, Norway
“Excavation of the World‘s Longest Tunnel – Challenges and
Experiences of the Gotthard Base Tunnel Project”
SAIMM (South African Institute for Mining and Minerals)
Johannesburg Branch, Military Museum, Johannesburg,
South Africa
“The World’s Longest Tunnel – Experiences from the TBM Drives”

6. Dipl.-Ing. Jens Classen
Curriculum Vitae 6
Cutting Edge Conference on Mega Projects 2013
The Westin, Seattle, USA + Tunnelling Association of Canada,
Vancouver, Canada
“Experiences from the World’s Largest TBM: Excavation of the Sparvo
Twin Highway Tunnels, Italy”
Tunnelling Association of Canada (TAC) Rock Tunnelling
Workshop 2013, Vancouver, British Columbia, Canada
Session 1: Principles of Rock Cutting, Rock Support and Logistics
Session 2: Risk Management – Dealing with expected and
unexpected ground conditions
Session 3: Industry Innovations
Massivbau-Seminar 2013 Munich, Germany
„Die weltgrößte Tunnelbohrmaschine: Erfahrungen beim Vortrieb und
Ausbau von zwei parallelen Autobahntunnels beim Projekt Sparvo in
Italien”
3rd International Symposium and Exhibition on Underground
Excavations For Transportation, Istanbul, Turkey
“The Sparvo Project: Innovative Technological Applications
using the World’s Largest TBM”
2014 Brenner Base Tunnel Conference 2014, Innsbruck, Austria
“New Approach for early Tunnelling Method Evaluation TBM/D&B”
British Tunnelling Society (BTS) Conference 2014, London, UK
“Experiences from the world’s largest TBM driven tunnel: Successful
excavation of the Sparvo Twin Highway Tunnels in Italy”
ITA Nordic Forum Workshop 2014, Vancouver, BC, Canada
“TBM Tunnelling in the Nordic countries: Current Projects and Future
Possibilities”
Tunnelling Association of Canada (TAC) Conference 2014,
Vancouver, BC, Canada
"Innovations in Mechanized Tunnelling in the Tunnelling and Mining
Industries"
Memberships
Swiss Tunnelling Society
http://www.swisstunnel.ch/
ISRM Commission on Hard Rock Excavation
http://www.isrm.net/gca/index.php?id=1038
ABROCK Research Project (Analysis and Prediction of Penetration and Cutter Wear for
TBM Tunnelling in Hard Rock)
http://www.uibk.ac.at/abrock/
SANCOT (South African National Committee on Tunnelling): Vertical Tunnelling (Shaft
Sinking) Workgroup on behalf of ITA (International Tunnelling Association)
http://www.saimm.co.za/sancot

7. Dipl.-Ing. Jens Classen
Curriculum Vitae 7
SIG (Italian Tunnelling Society)
http://www.societaitalianagallerie.it/
TAC (Canadian Tunnelling Society)
http://www.tunnelcanada.ca/
SME (Society for Mining, Metallurgy & Exploration)
http://www.smenet.org/
Social Networks
LinkedIn: http://www.linkedin.com/profile/view?id=55772975&trk=tab_pro
Xing: https://www.xing.com/profile/Jens_Classen3?sc_o=mxb_p