Publications

Our dedicated team of experts are authors and co-authors of several technical papers on the subject of tunneling and geotechnical engineering.

View Publications By

Show All Publications

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

Read More

Risk Reduction, Management, and Mitigation from Experience‑Based Learning During Construction of Cross Passages, Seattle, Washington

Synopsis: Cross passages are critical elements in transit and highway tunnels, providing a means of safe emergency egress between adjacent

Read More

Conventional Tunneling in Difficult Grounds

Synopsis: Conventional tunneling as defined by ITA’s Working Group 19 is being used more and more in difficult grounds. This

Read More

3D Numerical Parametric Study of the Influence of Open-Pit Mining Sequence on Existing Tunnels

Synopsis: The development of open-pit mines can adversely affect and even damage existing access tunnels. To ensure the safety and

Read More

Istanbul Strait Road Tube Crossing: Challenges, Risks and Mitigation Strategies

Synopsis: The 13.2 m external diameter double deck Istanbul Strait Road Tube Crossing is one of the most challenging underwater

Read More

Recent Trends in Conventional Tunneling (SEM/NATM) in the US

Synopsis: Conventional tunneling as defined by ITA WG19 is also known as the New Austrian Tunneling Method (NATM) or Sequential

Read More

Innovative Rehabilitation Approach for Overstressed Existing Linings Using an Adaptable Yielding Support System

Synopsis: Yielding support systems for application in underground construction have a long history, primarily in mining. Typical examples are tunnels

Read More

Design and Construction Aspects of Pneumatically Applied Concrete Final Tunnel Linings.

Synopsis: The East Side Access Project (ESA) involves the construction of geometrically complex underground structures including a large number of

Read More