POWER SKIDDING 203 



destructive to seedling growth, although it damages standing 

 timber. 



It is most extensively employed in the swamp forests of the 

 southern part of the United States. It is also used in the rough 

 parts of the Appalachians; a few machines have been used in 

 the spruce forests of the Northeast, the yellow pine region of 

 the South, and they are coming into use in the fir forests of the 

 Northwest. 



The average daily capacity of a cableway skidder in cypress 

 is from 35,000 to 45,000 feet log scale. 



The crew for operating a skidder with a slack pulling device 

 consists of 13 or 14 men, as follows: 



I skidder leverman i head rigger 



I fireman 2 rigging helpers 



I tong hooker i tong unhooker 



I or 2 helpers i run cutter 



I signal man i loading leverman 



I top loader i ground loader 



If the machine is not supplied with a slack puller it is neces- 

 sary to provide two or three extra men to assist in pulling slack 

 and carrying the cable to the logs. 



The cost of the fuel and labor for skidding and loading is from 

 85 cents to $1 per thousand feet. 



A steel spar cableway skidder operating in a shortleaf pine 

 forest in Texas,- where the stand averaged from 3000 to 5000 feet 

 per acre, logged 40,000 feet daily as a maximum. The average 

 was not more than from 25,000 to 30,000 feet. Owing to the 

 low stand per acre, the cost ranged from 90 cents to $1.25 per 

 thousand feet. 



The crew on this machine was as follows: 



I foreman i leverman 



I loader leverman i top loader 



I ground loader i fireman 



I tong unhooker i tong hooker 



I rigging slinger 2 helpers 



1 helper i run cutter 



2 woodcutters and haulers i night watchman 



One horse was used by the rigging crew for hauling out cable 

 and one team was employed by the wood haulers. 



