HYDRAN-XR

HYDRAN-XR is the successor to HYDRAN, which was developed by Professors H. Ronald Riggs and R. Cengiz Ertekin, both of the University of Hawaii. HYDRAN was owned and developed by OffCoast, Inc. Since 2016, development of HYDRAN has ceased. NumSoft Technologies and Dr. Riggs has continued the development with HYDRAN-XR... HYDRAN-XR is developed by NumSoft Technologies, which is located in Prescott, Arizona and is owned and operated by H. Ronald Riggs, PhD, PE, F.ASCE, F.ASME. He is Professor Emeritus of Civil Engineering at the University of Hawaii... HYDRAN-XR (and its predecssor HYDRAN) has been used and verified over many years. Some pertinent technical publications involving its use are listed below.