- Correspondence to Nicholas N Ferenchak, Civil Engineering Department, University of Colorado Denver, 1200 Larimer Street, Denver, CO 80217, USA;
- Received June 6, 2016
- Revised November 20, 2016
- Accepted December 1, 2016
- First published January 10, 2017.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.