Kurt Zeidler PhD, CEng


Kurt Zeidler

Gall Zeidler Consultants
102-104 Park Lane
Croydon CR0 1JB
Phone: +44 (0) 208 686 6887


Dr. Kurt Zeidler is a principal and co-founder of Gall Zeidler Consultants. He is primarily responsible for projects in the UK, European and Asian markets and is based in GZ’s main offices in London. Dr. Zeidler has over 40 years of experience in geotechnical engineering, tunnel design and design checks for underground construction.

Dr. Zeidler is frequently called upon as an expert advisor on tunneling and geotechnical projects worldwide and has worked extensively in the United States, Europe, North Africa, Australia and Asia. His primary expertise lies in the design of modern support systems and excavation techniques for tunnels, caverns, and complex underground stations. Dr. Zeidler is an expert in conventional tunneling, TBM and cut-and-cover methods and is familiar with their execution in hard rock, mixed-face, and soft soil conditions.



  • Doctor of Philosophy Geology and Engineering Geology, University of Salzburg


Professional Registrations

  • Chartered Engineer (CEng)



  • Austrian Society for Geomechanics (Österreichische Gesellschaft für Geomechanik)
  • International Society of Rock Mechanics
  • British Tunnelling Society
  • Materials, Minerals and Mining (IOM3)
  • American Concrete Institute
  • American Society of Civil Engineers (ASCE)
  • Society for Mining, Metallurgy and Exploration

Technical Papers

Dr. Zeidler has authored over 30 technical publications on the subject of tunneling and is frequently featured as an invited speaker at tunneling events and conferences. Below is a selection of his most recent publications.

Modern Urban Tunnelling – Responding to Social Needs

Synopsis: Urban Tunnelling requires handling of a wide range of ground conditions and multiple challenges generated by work access constraints,

Design and Construction Challenges in Urban Settings for the NATM Tunnels’ Line 2 of the Riyadh Metro

Synopsis: The Riyadh Metro Project entails the construction of six new lines. ArRiyadh Development Authority, the executive arm of the

Soft Ground to Hard Rock – Versatile Tunnelling Methods in Urban Areas

Synopsis: The implementation of modern tunneling techniques in urban areas provides a way to expand infrastructure with little disturbance to

Makings Space In Urban Areas – The Bond Street Station Upgrade Project

Synopsis: The implementation of modern tunnelling techniques combined with state of the art logistic means for operating a construction site

Experience With Synthetic Fiber Reinforced Initial Shotcrete Lining At The Devil’s Slide Tunnel Projects

Synopsis: The conventional tunnel design of the Devil’s Slide Tunnel project near San Francisco, California anticipates relatively large deformation in