April 2019

Image representing Compressed Gas Energy Storage

Compressed Gas Energy Storage

This paper addresses an alternative solution to concerns pertaining to conventional compressed air energy storage, including utilizing an existing and operational natural gas storage facility in a simultaneous capacity for energy storage.

April 22, 2019 By: John G├╝len, Senior Principal Engineer
Image representing Stability of Excavations in Karst for Deep Underground Stations of Lines 1 and 2 of Riyadh Metro Project

Stability of Excavations in Karst for Deep Underground Stations of Lines 1 and 2 of Riyadh Metro Project

Vertical excavation techniques & support measures in the soil & associated rock properties for the Riyadh Metro Project are described here.

April 13, 2019 By: Joan Aranda Gelabert , Senior Geotechnical Engineer