There are many sources of information about Geometric Design on the internet. The
following links are provided so that you can further your education by using these
internet resources.
National Transportation Library: Design
http://www.bts.gov/ntl/subjects/design.html
Texas DOT Highway Design Division
http://www.dot.state.tx.us/insdtdot/orgchart/des/des.htm
CalTrans Highway Design Manaul
http://www.dot.ca.gov/hq/oppd/hdm/hdmtoc.htm
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