Pier 20 : Vertical support member of masonry or cast-in-place concrete that is designed and constructed to function as an independent structural element in supporting and transmitting both building loads and environmental loads to the ground
Federal Emergency Management Agency FEMA, U.S. Department of Homeland Security DHS, Principles and Practices for the Design and Construction of Flood Resistant Building Utility Systems, Appendix B - Glossary of Terms, Washington, DC, USA 1999. www.fema.gov/pdf/fima/pbuffd_appendix_b.pdf, (ND/ Flood - Amer) {993}