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104 ACB Articulating concrete block AOS Apparent opening size ASTM American Society for Testing and Materials BAW Federal Waterways Engineering and Research Institute (Germany) CFC Chlorofluorocarbon CSU Colorado State University CUR Netherlands Centre for Civil Engineering Research and Codes DOT Department of transportation ERDC Engineer Research and Development Center (USACE) GRI Geosynthetic Research Institute HEC-23 Hydraulic Engineering Circular No. 23 MAG Code of Practice: Use of Geotextile Filters on Waterways MARV Minimum Average Roll Value NCDOT North Carolina Department of Transportation NHI National Highway Institute NRCS Natural Resources Conservation Service PC Pentachlorophenol PDDM Federal Lands Highway Project Design and Delivery Manual PI Plasticity Index PIANC Permanent International Association of Navigation Congresses POA Percent open area QA/QC Quality assurance/quality control UK United Kingdom USACE U.S. Army Corps of Engineers WES Waterways Experiment Station Acronyms, Abbreviations, and Initialisms
