SSHB406 4563 4010 HOUSE SUMMARY OF SENATE AMENDMENTS HB 406 2023 Regular Session Mincey HIGHWAYS/INTERSTATE: Provides relative to flooding mitigation solutions along the Interstate 12 corridor in Livingston Parish Synopsis of Senate Amendments 1.Changes language in proposed law from "flooding mitigation solutions" to "flooding mitigation methods for possible implementation". 2.Changes language in proposed law from "solutions for flooding mitigation" to "comparative analysis of flooding mitigation methods". 3.Changes language in proposed law from "cost effective engineering solutions" to "cost effective engineering methods used by other states including Texas". 4.Changes language in proposed law from "projected construction dates" to "projected construction timelines". 5.Changes language in proposed law from "recommended solutions" to "potential solutions". 6.Changes a provision in proposed law from requiring the department to report the solutions and any proposed legislation required to implement those solutions to requiring the department to provide a report of the comparative analysis of potential solutions including those used by other states and methods necessary for implementation. 7.Changes language in proposed law from "along the Interstate 12 corridor" to "on Interstate 12 corridor in Livingston Parish". 8.Makes technical changes. Digest of Bill as Finally Passed by Senate Proposed law requires the Dept. of Transportation and Development develop potential engineering solutions to improve natural water flow along the Interstate 12 corridor in Livingston Parish along existing median walls as well as retrofitting existing median walls. Proposed law requires the comparable analysis of potential engineering solutions include the following: (1)Practical and cost effective engineering methods and potential solutions used by other states including but not limited to Texas. (2)Projected costs associated with the potential solutions. (3)Projected construction timelines for the potential solutions and the methods used. Proposed law requires the department provide a report of the comparable analysis of potential solutions including those used by other states and methods necessary for implementation to the House Committee on Transportation, Highways and Public Works and the Senate Committee on Transportation, Highways and Public Works by Oct. 1, 2023. Effective upon signature of governor or lapse of time for gubernatorial action. Page 1 of 2 SSHB406 4563 4010 (Amends the heading of Part IV of Chapter 3 of Title 32; Adds R.S. 32:481) Page 2 of 2