LOGGING TERMS. 33 



Catamaran, n. A small raft carrying a windlass and grapple, used to recover sunken 



logs. (Gen. ) 

 Syn. : sinker boat (Gen.), monitor, pontoon (P. C. F. ). 

 Catch boom. A boom fastened across stream to catch and hold floating logs. 



(Gen.) 

 Catface, n. A partly healed over fire scar on the stem of a tree. (P. C. F.) 

 Catpiece, n. A small stick in which holes are made at regular intervals, placed on 



the top of uprights firmly set in floating booms. The uprights are fitted to enter 



the holes in the catpiece, so as to narrow or widen the space between the booms 



at the entrance to a sluiceway or sorting jack. The catpiece is held by the uprights 



high enough above water to allow logs to float freely under it. (N. W., L. S.) 

 Catty man, n. An expert river driver. (N. F.) 

 Center jam. A jam formed on an obstacle in the middle of a stream, and which 



does not reach either shore. (Gen.) 

 Syn. : stream jam. 

 Chain grapples. See Grapples. 

 Chain tender. See Sled tender. 

 Check, n. A longitudinal crack in timber caused by too rapid seasoning. (Gen.) 



Syn. : season check. 

 Cheese hiock. See Chock block. 

 Chock block. A small wedge or block used to prevent a log from rolling. (Gen.) 



Syn. : cheese block. (P. C. F.) 

 Choker, n. A noose of wire rope by which a log is dragged. (P. C. F. ) 

 Choker man. The member of a yarding crew who fastens the choker on the logs. 



(P. C. F.) 

 Chopper, n. See Faller. 

 Chore boy. One who cleans up the sleeping quarters and stable in a logging camp, 



cuts firewood, builds fires, and carries water. (Gen.) 

 Syn. : bull cook, flunkey, shanty boss. 

 Chunk, V. To clear the ground, with engine or horses, of obstructions which can 



not be removed by hand. (P. C. F. ) 

 Chunk up, to. To collect and pile for burning the slash left after logging. (N. W., 



L. S.) 

 Churn butted. See Swell butted. 

 Chute, n. See glide. 



Coal off, to. To cut a forest clean for charcoal wood. (N. F.) 

 Commissary, n. A general store for supplying lumbermen. ( App., S. F. ) See Van. 

 Conk, n. 1. The decay in the wood of trees caused by a fungus. (N. F., P. C. F.) 



2. The visible fruiting organ of a tree fungus. (N. F., P. C. F.) 

 Conky, a. Affected by conk. (N. F., P. C. F.) 

 Cook camp. The building used as kitchen and dining room in a logging camp. 



(Gen.) 

 Syn. : cook house, cook shanty. 

 Cookee, n. Assistant cook and dishwasher in a logging camp. (Gen.) 

 Cook house. See Cook camp. 

 Cook shanty. See Cook camp. 



Corkscrew, n. A geared logging locomotive. (P. C. F. ) 

 Syn.: stem-winder. (App.) 



