Manual downloads:
http://spring1.admin-box.com/maps/ridges_n__passes.sdz
http://springfiles.zebar.de/maps/ridges_n__passes.sdz
http://spring1.admin-box.com/downloads/spring/spring-maps/ridges_n_passes.sdz
http://springfiles.com/sites/default/files/downloads/spring/spring-maps/ridges_n_passes.sdz
http://api.springfiles.com/files/maps/ridges_n__passes.sdz