Installation
install the OpenIV
open the ..OpenIV.. click on the top right ... edit mode
folder contents (trains) copy ......GTAV-mods-x64e.rpf-levels-gta5-vehicles.rpf
trains.xml, traintracks.xml, ..........GTAV-mods-update-update.rpf-common-data-levels-gta5
trains.xml, traintracks.xml, ..........GTAV-mods-common.rpf-data-level-gta5
close OpenIV