Add it to your server
In your server's .ini file (servertest.ini by default), add these to the existing WorkshopItems= and Mods= lines, separated by a semicolon (;).
WorkshopItems=3821294884
Mods=LeavenburgBridgeB42
| Workshop item | Subscribers | Declared in |
|---|---|---|
| Leavenburg Riverside Bridge [B42]3821294884 | 103 | description footer |