01:10:591 (1,2,3,4,1,2,3,4,1,2,3,4) - This section is visually strange and a bit sloppy, to be honest. If you really want to keep the concept of having it stacked, maybe have it at the center of the map and have a nicer looking pattern like an extremely small square that is stacked on itself? I made an example of how it could be:
256,186,70591,5,0,0:0:0:0:
261,192,70930,1,0,0:0:0:0:
256,197,71269,1,0,0:0:0:0:
250,192,71608,1,0,0:0:0:0:
256,186,71947,5,0,0:0:0:0:
261,192,72286,1,0,0:0:0:0:
256,197,72625,1,0,0:0:0:0:
250,192,72964,1,0,0:0:0:0:
256,186,73303,5,0,0:0:0:0:
261,192,73642,1,0,0:0:0:0:
256,197,73981,1,0,0:0:0:0:
250,192,74320,1,0,0:0:0:0: