A-frame. The term "A-frame" means a structure made of
two independent columns fastened together at the top and separated at
the bottom for stability.
Annealing. The term "annealing" means heating then cooling
to soften and render less brittle.
Binder. The term "binder" means a chain, cable, rope, or
other approved material used for binding loads.
Boom. The term "boom" means logs or timbers fastened
together end to end and used to contain floating logs. The term includes
Brow log. The term "brow log" means a log placed parallel
to a roadway at a landing or dump to protect vehicles while loading or
Bunk. The term "bunk" means a cross support for a load.
Cant. The term "cant" means a log slabbed on one or more
Carriage (log carriage). The term "carriage" means a
framework mounted on wheels which runs on tracks or in grooves in a
direction parallel to the face of the saw, and which contains apparatus
to hold a log securely and advance it towards the saw.
Carrier. The term "carrier" means an industrial truck so
designed and constructed that it straddles the load to be transported
with mechanisms to pick up the load and support it during
Chipper. The term "chipper" means a machine which cuts
material into chips.
Chock (bunk block) (cheese block). The terms "chock",
"bunk block", and "cheese block" mean a wedge that
prevents logs or loads from moving.
Cold deck. The term "cold deck" means a pile of logs stored
for future removal.
Crotch lines. The term "crotch lines" means two short lines
attached to a hoisting line by a ring or shackle, the lower ends being
attached to loading hooks.
Dog (carriage dog). The term "dog" means a steel tooth, one
or more of which are attached to each carriage knee to hold log firmly
in place on carriage.
Drag saw. The term "drag saw" means a power-driven,
reciprocating crosscut saw mounted on suitable frame and used for
Head block. The term "head block" means that part of a
carriage which holds the log and upon which it rests. It generally
consists of base, knee, taper set, and mechanism.
Head rig. The term "head rig" means a combination of head
saw and log carriage used for the initial breakdown of logs into
timbers, cants, and boards.
Hog. The term "hog" means a machine for cutting or grinding
slabs and other coarse residue from the mill.
Husk. The term "husk" means a head saw framework on a
Industrial truck. The term "industrial truck" means a
mobile power driven truck or tractor.
Kiln tender. The term "kiln tender" means the operator of a
Lift truck. The term "lift truck" means an industrial truck
used for lateral transportation and equipped with a power-operated
lifting device, usually in the form of forks, for piling or unpiling
lumber units or packages.
Live rolls. The term "live rolls" means cylinders of wood
or metal mounted on horizontal axes and rotated by power, which are used
to convey slabs, lumber, and other wood products.
Loading boom. The term "loading boom" means any structure
projecting from a pivot point to guide a log when lifted.
Log deck. The term "Log deck" means a platform in the
sawmill on which the logs remain until needed for sawing.
Lumber hauling truck. The term "lumber hauling truck" means
an industrial truck, other than a lift truck or a carrier, used for the
transport of lumber.
Log haul. The term "log haul" means a conveyor for
transferring logs to mill.
Package. The term "package" means a unit of lumber.
Peavy. The term "peavy" means a stout wooden handle fitted
with a spike and hook and used for rolling logs.
Pike pole. The term "pike pole" means a long pole whose end
is shod with a sharp pointed spike.
Pitman rod. The term "pitman rod" means connecting rod.
Resaw. The term "resaw" means band, circular, or sash gang
saws used to break down slabs, cants, or flitches into lumber.
Running line. The term "running line" means any moving rope
as distinguished from a stationary rope such as a guyline.
Safety factor. The term "safety factor" means a calculated
reduction factor which may be applied to laboratory test values to
obtain safe working stresses for wooden beams and other mechanical
members; ratio of breaking load to safe load.
Saw guide. The term "saw guide" means a device for
steadying a circular or band saw.
Setwork. The term "setwork" means a mechanism on a sawmill
carriage which enables an operator to move the log into position for
Sorting gaps. The term "sorting gaps" means the areas on a
log pond enclosed by boom sticks into which logs are sorted.
Spreader wheel. The term "spreader wheel" means a metal
wheel that separates the board from the log in back of circular saws to
Splitter. The term "splitter" means a knife-type, non-rotating
Sticker. The term "sticker" means a strip of wood or other
material used to separate layers of lumber.
Stiff boom. The term "stiff boom" means the anchored,
stationary boom sticks which are tied together and on which boom men
Swifter. The term "swifter" is a means of tying boom sticks
together to prevent them from spreading while being towed.
Telltale. The term "telltale" means a device used to serve
as a warning for overhead objects.
Top saw. The term "top saw" means the upper of two circular
saws on a head rig, both being on the same husk.
Tramway. The term "tramway" means a way for trams, usually
consisting of parallel tracks laid on wooden beams.
Trestle. The term "trestle" means a braced framework of
timbers, piles or steelwork for carrying a road or railroad over a