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Panel
The
chord segment defined by two adjacent
joints.
Panel
Length
The distance
between joints measured along the chord
centerline.
Panel
Point
The point
where a web or webs intersect a
chord.
Peak
Point on the
truss where the sloped top chords
meet.
Piggy Back
Truss
A truss made
in two pieces usually consisting of a hip type truss
with a triangular cap fastened to it. Designed when
shipping or manufacturing limitations are affected by
overall truss height.
Pitch
Inches of
vertical rise for each 12 inches of horizontal
run.
Plumb
Cut
Top chord end
cut to provide for vertical (plumb) installation of
fascia
Ply
One truss of a
multi truss girder.
Press On
Plate
Same as
Connector
Plate
PSL
Parallel
Strand Lumber
Purlin
A horizontal
member attached perpendicular to the truss top chord
for support of the roofing (ie agricultural steel
roofing).
Rafter
A sloping roof
framing member.
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