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Filtering by: Academic Affiliation School of Forestry Decade 1980-1989 Degree Name Master of Forestry (M.F.)

An analysis of forces and conditionswhich influence the successful passageof a carriage over an intermediate support jackduring downhill multi-span logging

Creator:

Bobbe, Thomas J.

Abstract:

In this paper, a catenary analysis of static skyline, mainline and haulback cable tensions just prior to an unsuccessful attempt by a carriage to pass an intermediate support jack is presented. Field tests were conducted for a range of skyline deflections and span chord slopes. Data collected during the field...

Resource Type:

Capstone Project
Log exports from the Pacific Northwest

Creator:

Jones, Scott Allen

Abstract:

The sale of raw logs from the Pacific Northwest (PNW) was at first considered a desirable market for the sale of unwanted logs. It became a rapidly growing market, and with its growth also came demands from some in the PNW for restrictions against exporting logs. Some believed that the...

Resource Type:

Capstone Project