The installers below do not come with framework (basemap), which Roadsoft requires for installation. If you do not currently have Roadsoft, contact us depending on if you are Michigan agency or a non-Michigan agency.

The system requirements for Roadsoft, Roadsoft Mobile and the Laptop Data Collector can be found in the Roadsoft Manual.


If you are running Roadsoft or LDC 2017.x or earlier, or your basemap is Michigan Framework Version 16 or earlier, do not install or update to the new version of Roadsoft. Contact Roadsoft technical support at

Before Updating or Installing

  • Back up your data.
  • Prior to installing or updating Roadsoft/LDC, check your operating system version and SQL version for compatibility.
  • If you are in the middle of data collection, import any LDC data into Roadsoft.

Roadsoft 2020.1

Released Tuesday, February 9, 2021


Update File:

Updater is not available. Use the full installer below.

Full Installer

This is the full Roadsoft installer including SQL Server Express. This installer is silent install compatible.

PLEASE NOTE: All users connecting to a shared database must have their Roadsoft client updated to 2020.3 or newer.

Old Versions of Roadsoft

For older versions of Roadsoft (version 2017.x or earlier), contact Roadsoft Technical Support at

Roadsoft Update History

Component Updates
New Feature
  • Added support for Roadsoft Mobile collection of Drainage Structures (points).
Culvert Module
  • Added Inspector to Culvert Rating/Inspection.
Drainage Network Module
  • Fixed bug making selections which would not update the PR Grid in the module properly.
  • Fixed bug after multi-editing which would throw and exception: 'Non-static method requires a target'.
Export to File
  • Fixed exception exporting Drainage Structures including any 'units' fields and some of the Road-related fields.
  • Fixed bug exporting Drainage Structures which would not use the selected column order.
Filter Builder
  • Added Date Last Edited and Date Last Run columns to Filters for additional management options.
  • Added indicator to show if a filter is in use by another filter or a Strategy/Project Plan.
Intersection Module
  • Fixed exception searching for an intersection by Road Name.
  • Fixed 'Field does not exist or is marked as deleted' exception when clicking on an external polygon layer using the Spatial Selection Tool.
Safety Analysis
  • Fixed exception exporting crash to shapefile from the SMS Interface form.
TAMC Export
  • Fixed bug in TAMC Bridge Export report which would hide the first bridge's maintenance info.
Traffic Count Module
  • Redesigned map selection and point adding to better illustrate segments included in a traffic count station.