Memorandums

Revised: October 31, 2025
Engineering Production Support Current Memorandums  
Memo No.  Description  Signed Date
25-06            Regarding TDOT 20 Flags Method 10/31/2025
25-05   Regarding New Drainage Manual Chapters 12 & 13, and Revised Chapter 9 including updated the Drainage Manual Table of Contents 07/31/2025
25-04   Regarding TDOT Quality Manual updates and its supporting documents 07/31/2025
25-03   Regarding TDOT Quality Manual updates and its supporting documents 04/30/2025
25-02 Regarding Revised Drainage Manual Chapter 7 Section 7.03.6 - Bridge End Drains 04/30/2025
25-01 Regarding Revised Drainage Manual Chapter 6 - End Treatments 01/31/2025
24-02 TDOT Quality Manual 10/31/2024
24-01 TDOT Project Scoping Guide 10/31/2024

This Page Last Updated: October 30, 2025 at 8:37 PM