LADDER, FIXED- A
ladder which is permanently
attached to a building.
LAP- To overlap or
extend one material partially
over another.
LEAD- A malleable
metal once extensively used for
flashings.
LEAN-TO ROOF- The
sloping roof of a building
addition having its rafters or
supports pitched against and
supported by the adjoining wall
of a building.
LIQUID-APPLIED MEMBRANE-
Generally applied to
cast-in-place concrete surfaces
in one or more coats to provide
fully-adhered waterproof
membranes which conform to all
contours.
LIVE LOAD- The weight
superimposed by snow or water or
other tangibles which lack
permanency, not including the
wind load, on a roof.
LOOSE LAID- A membrane
"laid loosely", i.e., not
adhered, over a roof deck or
BURM
