CAD/D

Welcome to the CAD/D Section

This area contains the documentation for the Department's Computer Aided Drafting/Design (CAD/D) system.

The CAD/D section has two primary functions: supporting and training the Department's MicroStation and OpenRoads users, and providing project visualization and photo rendering services.

Select one of the options below to view available information in that particular area.

Welcome to the New Hampshire Department of Transportation CAD/D File Library.

CAD/D workspace setup for MicroStation & OpenRoads Designer 2023

nhdot-workspace_ms-ord_2023.zip  407 MB.  Updated March 27, 2025.
Civil seed files, feature libraries, roadway templates, macros and other associated files for MicroStation and OpenRoads Designer 2023. For help installing the workspace, see the "read me" file included within the download.

2023-seed-project.zip  3.8 MB. Updated December 27, 2024.
Sample seed project for MicroStation and OpenRoads Designer 2023.  

CAD/D workspace setup for MicroStation update 16 & OpenRoads Designer 2021-Release 2

nhdot-workspace_ms16_ord2021-r2.zip 133 MB.  Updated March 26, 2024.
Civil seed files, feature libraries, roadway templates, macros and other associated files for MicroStation update 16 and OpenRoads Designer 2021-Release 2.

2021-r1-2_connect-seed-project.zip  3.5 MB.
Sample seed project for MicroStation update 16 and OpenRoads Designer 2021-Release 2.


For help installing the workspace, see nhdot_connect-installation-readme.pdf


NHDOT CAD/D Procedures and Requirements

This document lists the current procedures and requirements to be used when drafting NHDOT CAD/D projects.

2025 CAD/D Procedures & Requirements


Previous versions of NHDOT CAD/D standards.

CAD/D Standards Archives


Excel sheet to create OpenRoads Designer parametric constraints for developing guardrail platforms.

Excel sheet to calculate culvert elevations for placement in OpenRoads Designer.

ACEC-NHDOT CADD User Group, June 20, 2025

The next ACEC & NHDOT CADD User Group Meeting will an in-person event at NHDOT Headquarters, 7 Hazen Drive, Concord, NH from 9:00 am until noon.  No virtual option will be available.

Meeting agenda:

  • File Management, Structure and Federation - This session will present some different approaches to file management for projects of various sizes and share best practices.  Attendees are encouraged to inform the audience about their own experiences and practices.
  • Group Roundtable - Training - Inform your peers about how your organization trains new staff to use CAD/D software.
  • Break
  • Plan Set Management - Two approaches to preparing plan sets will be presented.  Attendees are encouraged to share their own experiences in this area.
  • Group Roundtable - Pain Points - What challenges do you experience while using OpenRoads Designer?  This is your opportunity to convey solutions & share best practices to help others conquer these difficulties.

ACEC-NHDOT CADD User Group, January 24, 2025

The ACEC & NHDOT CADD Steering Committee hosted this meeting using Microsoft Teams.  

Meeting Agenda:

  • Review Updates to NHDOT's CAD/D Workspace and ADCMS Grant - Bill Caswell, NHDOT
  • Drainage Profiles - Eric Milliken, NHDOT
  • Estimating Tools Demos - Aidan Cleaves, VHB & Eric Milliken, NHDOT
  • VTrans Colchester Project – E-delivery and Models as a Legal Document (MALD) - Jeff Bachiochi, VHB & Andrew Lemieux, VTrans
  • Questions & Discussion 

recording of the meeting is available to NHDOT staff and design consultants.


ACEC-NHDOT CADD User Group, August 2, 2024

Meeting Presentation Slides

Recent Updates: