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Creator:: Curtis, Richard James
Abstract:: This paper describes the analysis of data from a three-year gross time study of skyline, balloon, and helicopter yarding systems operating in Western Oregon. Data collection activities were designed and supervised by the Pacific Northwest Forest and Range Experiment Station, U.S.D.A. Forest Service. The specific logging systems studied were running...
Resource Type:: Capstone Project

Creator:: Schneider, Ernest William
Abstract:: In order to appraise timber, it is necessary to estimate logging costs with reasonable accuracy. The purpose of this study is to provide a rethod for estimating log loading costs in the Intermountain Region. Nine different log loaders were studied loading from cold decks on six USDA. Forest Service timber...
Resource Type:: Capstone Project

Creator:: Curtis, Richard James
Abstract:: This paper describes the analysis of data from a three-year gross time study of skyline, balloon, and helicopter yarding systems operating in Western Oregon. Data collection activities were designed and supervised by the Pacific Northwest Forest and Range Experiment Station, U.S.D.A. Forest Service. The specific logging systems studied were running...
Resource Type:: Masters Thesis
Full Text:: ,. . .,,. ... , , 'j _ (Dennis P. Dykstra) This paper describes the analysis of data from a three-year gross time

Creator:: Schnare, Jon Keith
Abstract:: The change in emphasis from tractor and highlead logging systems to the advanced logging systems of skyline, balloon, and helicopter has stirred researchers to study the operations of the advanced systems. The extra work involved in preparing an area for contract timber removal using advanced logging systems, however, has not...
Resource Type:: Masters Thesis

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