MDT Civil 3D State Kit - Version 2.3.1

February 26, 2026

MDT Civil 3D State Kit - Version 2.3.1

MDT Civil 3D State Kit version 2.3.1 has been released. Please refer to the MDT State Kit Updater to install this at your earliest convenience.

This update includes high priority updates and bug fixes for the following items:

• Code Set Styles - Table Codes Plan Display
  
  
• Code Set Styles - Unexpected Corridor Lines
  
  
• Curb & Gutter & Sidewalk Subassembly - Top and Datum Links
  
  
• HY-Details Block Library - Safety Slope End Section Update
  
  
• _MDT-PNESO Structure Label Style - Lt/-
  
  
• _MDT-PNESO Structure Table Style - Headings, Lt/-
  
  
• Pipe Network "Junction Structure without Frames" Folder Duplicated
  
  
• Pipe Network Parts List - Applying _MDT-PNESO Structure Style
  
  
• RD Notes Layouts - Incorrect Asphalt Cement Note
• Refresh All MDT Components - Layer Settings Removed
  
  
• Traffic Investigation Templates and Blocks - Process Enhancements
  
  
• ViewEditCorridorSection Command - Default Code Set
   

To learn more, review the "What's New" log (also accessed from the MDT State Kit Updater or in Civil 3D).

We invite you to Open a Case from the MDT Service Desk (linked below) if you have any questions or issues. Internal MDT users may submit a case or make a request from the MDT Service Desk.

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Helena, MT  59620-1001