Skip to main content
Home
College of Forestry
Leaf on the ground
Oregon State University Research Forests Research Projects
  1. Home
  2. Advanced Search

Advanced Search

Project Start Year
Project Categories
3 records found

Multi-span Passage

Purpose

A 1500# concrete weight will be yarded across an intermediate support jack changing deflection until carriage hang-up occurs.

Project Start Date
1977-08-29
Project End Date
1977-09-02
Related Publications
N/A
Project Categories
  • Logging
Keywords
  • multi-span
  • multi
  • span
  • passage
  • passages
  • deflection
  • angle
  • angles
  • intermediate support
  • supports
  • jack
  • tail
  • carriage
  • hang-up
  • hanging
  • hang
  • concrete
  • weight
  • weights
  • yarded
  • yarder
  • yard
  • Penn Peters
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Peters, Penn A.
Role
C
Collaborators
N/A
Debug Fields
Fields that will be removed when going live.
Import Unique ID
118
Project ID
118

Downhill Multispan Carriage Passage

Purpose

Line tensions will be examined during carriage passage over the jack during downhill multispan yarding for a variety of skyline lengths and chord slopes.

Project Start Date
1982-08-23
Project End Date
1982-08-27
Related Publications
N/A
Project Categories
  • Logging
Keywords
  • Downhill
  • down
  • hill
  • multispan
  • carriage
  • carriages
  • passage
  • passages
  • tension
  • tensions
  • cable
  • cables
  • cabled
  • jack
  • yard
  • yarder
  • yarding
  • skyline
  • chord
  • slope
  • slopes
  • Thomas Bobbe
  • John O'leary
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Bobbe, Thomas J.
Role
C
Collaborators
O'Leary, John
Debug Fields
Fields that will be removed when going live.
Import Unique ID
192
Project ID
192

Downhill Multispan Carriage Passage

Purpose

Line tensions will be examined during carriage passage over the jack during downhill multispan yarding for a variety of skyline lengths and chord slopes.

Project Start Date
1982-08-23
Project End Date
1982-08-27
Related Publications
N/A
Project Categories
  • Logging
Keywords
  • downhill
  • down
  • hill
  • multispan
  • carriage
  • carriages
  • passage
  • tension
  • tensions
  • jack
  • jacks
  • yarder
  • yarding
  • yard
  • skyline
  • chord
  • slope
  • slopes
  • chords
  • Thomas Bobbe
  • John O'Leary
  • Oleary
Additional Information
Currently Active
No
Agency
OSU
Project Type
Research
Research Forest
N/A
Researcher
Bobbe, Thomas J.
Role
C
Collaborators
O'Leary, John
Debug Fields
Fields that will be removed when going live.
Import Unique ID
206
Project ID
206

College of Forestry
Oregon State University
Corvallis, OR 97331-5704
Tel: 541-737-2004
Contact us

Copyright © 2023 Oregon State University
Disclaimer