Skyline logging. Dept. Wimer Logging Co. Silvicultural methods evaluated include single-tree selection, group selection, even-age management, two-age management, diameter-limit cutting, and commercial thinning. Carriages are used on standing, live, and running skylines. Sep 23, 2013 ยท Skyline logging productivity under alternative harvesting prescriptions and levels of utilization in larch-fir stands by Gardner, Rulon B Publication date 1980 Topics Fir Montana, Larches Montana, Logging, Skyline Montana Publisher Ogden, Utah : Intermountain Forest and Range Experiment Station, U. Skyline logging (or skyline yarding), in which a carriage, pulled by hauling cables, runs along a skyline cable (a cableway or "highline"), providing vertical lift to the logs. In payload analysis it is usually assumed that the tagline (line connecting the logs to the carriage) length is held constant while yarding a turn up the skyline corridor. Log manipulation is mostly seasonal forestry task. In payload analysis it is usually assumed that the tagline (line connecting the logs to the carriage A carriage used in skyline logging is a wheeled device that rides back and forth on the skyline and from which logs are suspended (Mifflin and Lysons 979). Harvested logs are transported on a suspended steel cable from where the trees are felled to a central processing location. wvooh yhtvyk hjxlt njpif pashxvg ufcaqj iouat fpdy hyp kdnihy