If only r10.zip seems damaged, check the file size. It should match the expected part size (e.g., 50 MB if that was the split size). Re-download from the source.
to manage their game servers. It was part of a series of rapid revisions (ranging from R1 to R50+) meant to fix the "rubber banding" and "Netcode" issues that plagued the game at release. 2. OpenTTD Development (OpenGFX+ Airports) Transport Tycoon simulation community, appeared as a milestone for graphical enhancements. OpenGFX+ Airports r10.zip