Chicago, Illinois: GoBridges.com. September/October. Published October 18, 2005 at https://web.archive.org/web/20071014060418/http://www.gobridges.com/article.asp?id=770 (2006) "Design & Construction of Ngong Shuen Chau Viaduct" International Conference on Bridge Engineering – Challenges in the 21st Century, Hong Kong, 1 ~ 3 November 2006 http://www.ywlgroup.com/Articles.html Related sites http://www.fhwa.dot.gov/bridge/segmental/index.htm http://www.asbi-assoc.org/ http://www.figgbridge.com/ http://www.finleyengineeringgroup.com/index.cfm/home http://www.mcnarybergeron.com/ http://www.pbworld.com/news_events/publications/network/issue_57/57_03_murilloj_briefhistoryseg.asp http://www.pbworld.com/news_events/publications/network/issue_28/28_16_wahlp_constructionsequence.asp http://www.polito.it/creepanalysis Bridges by structural type