Road Design Manual / Miscellaneous Design Aids
Wednesday, October 31, 2018 at 3:38:33 PM
The Miscellaneous Design Aids document in the Appendix of the Road Design Manual has been updated. Please pay particular attention to the sections on Temporary Signs, Barricades and Pavement Markings, Mobilization and Construction Layout. The recommended percentages to be used for these lump sum items has changed.


Ryan Richard, P.E.
QA\QC – CADD Group Manager
Road Design Section
Louisiana Department of Transportation and Development
(225) 379-1389