Ray Sandiford, PE

Sandiford has more than 43 years’ experience and is well recognized for his technical excellence in the underground industry. He has participated in technical advisory roles for hundreds of underground transit and transportation projects. As a thought leader in the tunneling industry, he has served on many technical and advisory committees, including the Industrial Advisory Committee of the Columbia University School of Engineering and as a visiting instructor in Soil Mechanics and Geotechnical Engineering at Princeton University.