LUMBER Flashcards
fibrous substance composes the trunk and the branches
wood
applied to wood after sawed or sliced
lumber
unplanned or undressed lumber
rough lumber
dressed lumber
S2s & S4s
2 smooth sides
S2s
4 smooth sides
S4s
kind of rough lumber
slab
planned lumber at least one smooth sides
dressed lumber
piece of lumber five inches
timber
wide piece lumber from 4 to 5 in. thk.
plank
piece of lumber less than 4cm thk. to 10cm wide
board
thk piece of lumber
flitch
annual rings are small
fine grained
lumber taken from a crooked tree
cross grained
direction of fibers are nearly parallel
straight grained
used in construction building that grows larger by addition layer
exogens
tress that grows from the inside
indigenous
outward frowing trees
exogenousr
radical cracks in wood
heart shakes
crack or breaks
wind shakes or cup shakes
radiating from the center of the log in a star
star shakes
starting point of a limb
knots
cased by fungi
dry rot
growth of the tree cased by water saturation
wet rot
wood is coated with preservative paint
external process
chemical compound
internal process
structural member in building construction in sidings or partitions
stud
simply counting the number
direct counting method
finding the wall area
area or square meter method
