hello dej , I rewrote from bendorsey's  old config  to my config kuid                                   
"<kuid:258430:100096>
username                                "Yarnish_Blvd_Overpass 6L with guardrail & 4L"
kind                                    "buildable"
light                                   1
height-range                            -10,10
description                             "This is a simple concrete 4-lane over 6-lane with guardrail Overpass. (Reskin from Yarn to Yarnish)  from Cardinal"
category-class                          "BB"
author                                  "John D. F. along with permission from Benjamin R. Dorsey (bendorsey)"
contact-email                           ""
license                                 "This item is released free of charge for your enjoyment. You may use, redistribute, and
re-skin the model as long as you do not do so for profit or include it in any package for profit."
category-region                         "US"
category-era                            "1950s;1960s;1970s;1980s;1990s;2000s;2010s"
trainz-build                            2.9
attached-track
{
  track-0
  {
    track                               <kuid2:506208:100097:2>
    useadjoiningtracktype               0
    
    vertices
    {
      0                                 "a.track0a"
      1                                 "a.track0b"
    }
  }
  
  track-1
  {
    track                               <kuid2:506208:100086:2>
    useadjoiningtracktype               0
    
    vertices
    {
      0                                 "a.track1a"
      1                                 "a.track1b"
    }
  }
}
obsolete-table
{
  0                                     <kuid2:124017:26027:1>
  1                                     <kuid2:124017:26020:1>
}
mesh-table
{
  default
  {
    mesh                                "Part_1.im"
    auto-create                         1
  }
}
thumbnails
{
  0
  {
    image                               "yarnish6lgr&4l.jpg"
    width                               240
    height                              180
  }
}
kuid-table
{
  0                                     <kuid2:506208:100086:2>
  1                                     <kuid2:506208:100097:2>"
hope get idea from you own write!!
John