Enterprise GIS

The Enterprise GIS Unit creates and maintains the official LA DOTD base map and Linear Reference System (LRS) geometry of all the roads collected by the Highway Inventory Unit. The Unit uses GIS software and technologies to maintain and distribute these features.  It is responsible for the production and maintenance of numerous maps, including the Louisiana Tourist Map, DOTD District and Parish Maps, Federal Aid Highways Maps, and more.



    • Official Tourist Map

     Download Louisiana Official Highway Map


Search Mapping Site


 DOTD Contacts WS


225-379-1283Local Government GIS Data Liaison
225-379-1611Enterprise GIS Manager
225-242-4568GIS Specialist
225-242-4564GIS Analyst
225-242-4559GIS Analyst
225-379-1987GIS Analyst
225-242-4571GIS Specialist
225-379-1001GIS Specialist, EI, FAA sUAS Drone Pilot
225-242-4569GIS ANALYST 1


DOTD GIS Support

​Jim Mitchell 225-379-1881
​Derek Waggenspack ​225-242-4575
C. J. Marchand​ 225-379-1169