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Project Start Year
Project Categories
3 records found

Small-helicopter logging efficiencies under two thinning strategies in young-growth Douglas-fir

Purpose

To study the use of helicopters for thinning young-growth timber where access is restricted.

Project Start Date
1978-03-01
Project End Date
1979-01-01
Related Publications
N/A
Project Categories
  • Logging
  • Aerial Logging
Keywords
  • helicopter
  • aerial
  • log
  • logging
  • logged
  • thin
  • thinning
  • sky
  • cable
  • cabled
  • cables
  • douglas-fir
  • douglas fir
  • pseudotsuga menziesii
  • helicopters
  • young
  • George Brown
Additional Information
Currently Active
No
Agency
OSU-Forest Engineering
Project Type
Research
Research Forest
N/A
Researcher
Brown, George W.
Role
PI
Collaborators
N/A
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Import Unique ID
136
Project ID
136

Aerial Load Lifting

Purpose

Aerial load lifting, project no. Foundation OSU 4425.

Project Start Date
1982-05-01
Project End Date
1982-09-30
Related Publications
N/A
Project Categories
  • Logging
  • Aerial Logging
Keywords
  • Aerial
  • load
  • loads
  • lifting
  • lift
  • cable
  • cabled
  • helicopter
  • balloon
  • log
  • logging
  • cables
  • Eldon Olsen
  • Brian Tuor
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Olsen, Eldon
Role
C
Collaborators
Tuor, Brian
Debug Fields
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Import Unique ID
184
Project ID
184

Dynamic Testing of Pendulum Swing Balloon Logging System

Purpose

Project will involve rigging a two tree intermediate support arrangement to simulate a balloon and rigging a three guy line pendulum swing balloon system to this. Then tension will be monitored in the lines while weights are swung to simulate logging seq

Project Start Date
1983-06-13
Project End Date
1983-06-30
Related Publications
Olsen, Eldon; Tuor, Brian; Pyles, Marvin. Balloon Logging with the Pendulum-Swing System: Factors Affecting Lift. Corvallis, Oregon: Forest Research Laboratory, Oregon State University, 1984.
Project Categories
  • Logging
  • Aerial Logging
Keywords
  • dynamic
  • pendulum
  • swing
  • balloon
  • aerial
  • log
  • logging
  • system
  • systems
  • intermediate
  • support
  • supports
  • simulate
  • simulation
  • tension
  • Eldon Olsen
  • Brian Tuor
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Olsen, Eldon
Role
C
Collaborators
Tuor, Brian
Debug Fields
Fields that will be removed when going live.
Import Unique ID
198
Project ID
198

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Oregon State University
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Tel: 541-737-2004
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