I made a 'tunnel' item in Compact machines 3 mode. Items are not complete and have transparent blocks or entities, so you can't install or break them. It's probably like an entity.
I am sorry that there may be some parts of the translation that are not good by using a translator
Your Name: SunFlower_GG
Claim Owner Name: SunFlower_GG
Coordiantes: -4341 66 17180 / -4358 66 17178 / -4359 66 17169
Screenshots (Optional):
https://imgshare.io/image/2020-10-02-143217.NjVlG5
https://imgshare.io/image/2020-10-02-143235.NjVnru
https://imgshare.io/image/2020-10-02-143217.NjVlG5