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A skyline yarder can pull in 5 to 10 logs at a time, using separate chokers. The pulleys are mounted on towers or cranes, other trees, ridges, or, in rare cases, helium balloons. Satellite photograph of industrial-scale skyline logging in the Tierras Bajas project in eastern Bolivia, showing deforestation and its later associated replacement by ...
Cable logging, also referred to as skyline logging, is a logging method primarily used on the West Coast of North America with yarder, loaders, and grapple yarders, but also in Europe (Austria, Switzerland, Czech Republic, France, Italy). The cables can be rigged in several configurations. There are two classes;
A yarder is piece of logging equipment that uses a system of cables to pull or fly logs from the stump to a collection point. [1] It generally consists of an engine, drums, and spar, but has a range of configurations and variations, such as the swing yarder. Clyde Skidder at Marathon Logging Camp near Newton, MS ~1921 Madill 124 Yarder. An ...
Today, heavy machinery such as yarders and skyline systems are used to gather logs from steep terrain, while helicopters are used for heli-logging to minimize environmental impact. [16] Less common forms of logging, like horse logging and the use of oxen, still exist but are mostly superseded.
High lead logging is a method of cable logging using a spar, yarder and loader. It was developed by Oscar Wirkkala. It is accomplished with two lines (cables) and two winches (or cable drums). The mainline or yarding line extends out from one winch, while a second usually lighter line called the haulback line extends out from the other winch to ...
Skyline logging; Slash (logging) Spar (tree) Steam donkey; Stere; ... Yarder This page was last edited on 14 September 2024, at 10:09 (UTC). Text is available under ...
“A 70-yarder is what’s next,” Novak said. To assess how soon, you have to understand the kicking position’s roots and where it’s headed. Is a 70-yard field goal in store in the NFL's ...
While filling in on yarder duty, Papac's rigging slinger pulls out the skyline's tail hold on a heavy turn; Shelby fights equipment malfunctions to retrieve a pile of sunken logs for Swamp Man; Garry, the new hire at Lemare, crushes his chainsaw while cutting trees and has to work in the rigging; Dave's inexperience with the chainsaw ruins a ...