Tich.zip is a release file of the Minecraft resource pack Tich 0-4-0T for Immersive Railroading, made for Minecraft 1.14.4, 1.12.2. It was published on October 27, 2020 and is 10 MB in size. For the full description, screenshots and every other version, visit the Tich 0-4-0T for Immersive Railroading resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.