Timber Harvesting (4/6/21) Flashcards
(41 cards)
The following component of the logging system which includes all wood moving from the landing.
Secondary Transportation
Also called prehauling it involves loading tree segments onto a carry vehicle in the brush and carry them off the ground to the landing.
Forwarding
Down time taken during a harvesting operation for construction of a roadway would be considered a ______ delay.
Productive
Down time taken during a harvesting operation for pushing an 18-wheeler out of a mud hole would be considered what kind of delay?
Non-Productive
Power drum located at the rear of either a kidder or a tractor.
Winch
Tong-like device used to pick up logs for skidding and for loading logs on the ground.
Grapple
A wire cable sling used to encircle the end of a log for skidding.
Choker
Skidding of a group of logs or trees to a landing is a turn or _____.
Drag
A variable that effects the speed and efficiency of skidding.
(All of the Above) Distance, Load Size, Slope, or Soil Conditions
A disadvantage of using the forwarding system.
Have to load logs twice/High initial cost
Why should logs be hauled within the first two weeks of felling during weather?
Blue-Stain Fungus
Type of skidder that most MS loggers use.
Grapple
Place where logs are accumulated.
Landing
A trailer used to haul logging equipment.
Low-Boy
Trailer used to haul short hardwood logs.
Double-Bunk
A kingpin for coupling the log truck and trailer is located on the _______.
Trailer
Maximum legal weight limit of a log truck with a harvest permit in MS.
84,000
Which trailer weighs the most?
Double-Bunk
Any movement from the stump to the landing.
Primary Transportation
A contract logger cutting Plum-Creek’s timber obtains it’s profit from Plum-Creek’s _______.
Logging Cost (Haul Cost)
Moving logs to a landing while the machine is stationary.
Yarding
A logger cutting timber that he purchased from an individual figures his profit by calculating the _____.
Delivered Price - Stumpage
For a wheeled skidder a _____ slope is about the limit for safe productive work.
1/4 mile
In MS and AL a method of logging pulp wood transportation to the mill.
Truck, Barges, Railroad