Watch this fascinating video on the Washington DC subway system construction! The video makes a flash back on the construction methodologies and equipment used in tunnel excavation in the early years, then focuses on the construction of Washington DC Metrorail system, from the engineering process to the equipment.
Source: dcist.com
Whether you live in the U.S. or not you will find the following tunnels that are currently being bui...
Tunnels are created to make it easier to navigate through challenging topographical and geological...
Geoengineer.org is thrilled to announce the launch of its new Video Platform, which enhances our re...
2014 is the year of the 20th anniversary of the opening of the Channel Tunnel linking France with th...
Crossrail - the largest infrastructure project currently under construction in Europe - wi...
IQPC's Tunnel Design & Construction Northeast Asia Event will take place in Hong Kong on 24-25...
These photos were taken by D. Zekkos during the construction of a pilot tunnel between the subway s...
Tunnels & Underground Constructions India. New Delhi, India. 13-16 September, 2010. The agen...
A very important landmark of Washington DC lies under its ground and remains unknown to many of the...