This mod is for the the DSGDDR PRR S1 Dupllex
you can dowload it here: https://www.dsgddr.com.br/

steps to install
1. right Clike the RWP file and unzip with 7zip
2. Put the DSGDDR folder in your Assets Folder
3. right click the folder DSGDDR an select Properties
4. untick the box Read only and click apply and then ok
5. put this DCSV in the default enging folder and overwrite when prompted
6. test in railworks to see if you get any number besides 6100 