category c1 Refereed Journal Article pt.7/9/12, LL 15/11/12 Blue in Sherpa: Author's Pre-print: archiving status unclear Author's Post-print: author can archive post-print (ie final draft post-refereeing) Publisher's Version/PDF: archiving status unclear General Conditions: Publisher's version/PDF cannot be used, except on Intranet. Internet website or institutional repository. Must link to publisher version at ASCE Civil Engineering Database(http://cedb.asce.org). Publisher copyright and source must be acknowledged LL 8.7.14. HERDC documentation added to dark upload - HD 11/8/20