PUMP CREATEA method of placing small
aggregate concrete by means of a pump.
PURLINSHorizontal members of a roof sup-
porting the common rafters. The members span
between trusses to support sheeting.
PUTLOGHorizontal boards set perpendicular to
scaffold lengths that directly support the platform
RAFTERSMain body members of roof frame-
REEVINGThreading or placement of a working
RIDGEBOARDThe horizontal timber at the upper
end of the common rafters to which the rafters are
SHEAVEA grooved wheel used to support cable or
change its direction of travel (pronounced
SHRINKAGEConcrete contraction due to curing
and excess water in mix.
SLUMP TESTA means of sample testing concrete
for consistency; a measure of the plasticity of a
SLURRYThin watery mixture of water and
STRIPPINGThe removal of mold forms from
STUDSThe vertical members of walls, wooden
forms, and frames.
TERRAZZOA concrete surface of Portland
cement, fines, and marble chips.
TIESMetal strips used to tie the outer wall of brick
or masonry to the inner wall. Also used to tie
concrete forms together.
TRUSSA combination of members, such as beams,
bars, and ties, usually arranged in triangular units
to form a rigid framework for supporting loads
over a span, usually a roof or bridge.
WIRE ROPEA rope formed of wires wrapped
around a central core; a steel cable.