1. Department of Civil and Environmental Engineering, University of California Davis, 2001 Ghausi Hall, One Shields Ave, Davis, California 95616, United States
2. School of Engineering, University of Edinburgh, Sanderson Building, Robert Stevenson Road, King’s Buildings, Edinburgh, EH9 3FB, U.K.
3. Department of Civil and Environmental Engineering, Imperial College London, Skempton Building, South Kensington Campus, London, SW7 2AZ, U.K.