- BASIC
TERMS
-
- ERECTION
DRAWINGS:
- Plans and erection instructions which
identify all individual parts in sufficient
detail to permit the proper erection and
installation of all parts of the metal building
system furnished by the seller.
-
- EXPANSION JOINT:
- A separation between adjoining parts which is
provided to allow small movements, such as those
caused by temperature changes, to occur
independently.
-
- EXTERIOR MOUNTED:
- A girt system where the girts are mounted
outside the columns and are supported by the
outside column flange.
-
- FABRICATION:
- The manufacturing process usually performed
in a plant to convert raw material into finished
metal building components. The main operations
are cold forming, cutting, punching, welding,
cleaning and painting.
-
- FASCIA:
- An accessory whose function is to enhance the
appearance of a wall. Also used to cover the eave
or gable of a building.
-
- FIELD:
- The "Job site", "building
site", or general market area outside of the
manufacturer.
-
- FIELD WORK:
- A term used to indicate the need for field
personnel to modify building components before
final assembly is possible.
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- FINISHED FLOOR:
- Top of the concrete slab or the finished
concrete surface.
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- FIXED BASE:
- A column base that is designed to resist
rotation as well as horizontal or vertical
movement.
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- FLANGE:
- The projecting edge of a structural member.
-
- FLANGE BRACE:
- An angle from the flange of columns or
rafters to girts and purlins to provide lateral
support and stability.
-
- FLASHING:
- A sheet metal closure primarily to provide
weather tightness in a structure and to enhance
appearance.
-
- FLUSH MOUNTED:
- A girt system where the outside flanges of
the girts and columns are flush. The girts are
normally
- support by the use of a clip bolted to the
column web.
-
- FOOTING:
- A pad or mat, usually of concrete, located
under a column, wall, or other structural member,
- that is used to distribute the loads from
that member into the supporting soil without
exceeding the allowable soil bearing pressure.
-
- FORCE:
- The action of one body on another body which
changes or tends to change its state of rest or
motion. A force may be expressed in KN/CM2 , N.m
or other similar units and may act in any one of
the following ways:
- a) Compression c) Tension b) Shear d) Torsion
-
- FOUNDATION:
- The substructure which supports a building or
other structure.
-
- FRAMED OPENING:
- Framing (headers and jambs) and flashing
which surround an opening in a building. Usually
for field installed accessories such as overhead
doors. The primary and secondary members
(columns, rafters, girts, purlins, brace rods,
etc.) which go together to make up the skeleton
of a structure to which the covering can be
applied.
-
- GABLE:
- The triangular portion of the endwall of a
building directly under the sloping roof and
above the eave height line.
-
- GABLE ANGLE:
- Angle fastened to purlins at rake for
attachment of endwall sheets.
-
- GABLE TRIM:
- A flashing designed to close the opening
between the roof and endwall panels.
-
- GAGE OR GAUGE:
- The distance between holes (see "Holes
in Plates").
-
- GIRT:
- Secondary horizontal member to which wall
panels are attached usually cold formed
"Z".
-
- GROUT:
- Non-shrinking sand cement mixture used under
base plates to obtain uniform bearing surface. V
- GUSSET PLATE: Usually a triangular steel
stiffener plate used to help distribute load at a
connection.
-
- GUTTER:
- A channel member installed at the eave of the
roof for the purpose of carrying water from the
roof
- to the drains or downspouts. "H"
SECTION: A steel member with an H cross section.
-
- HAIRPIN: Reinforcing
steel used to transfer anchor bolt shear (due to
column thrust)
- to concrete floor mass.
-
- HAUNCH:
- Intersection of column and rafter.
-
- HEADER:
- Horizontal member over an opening in a wall.
-
- HIGH STRENGTH BOLTS:
- Any bolt made from steel having a tensile
strength in excess of 690 megapascal. Some
examples are: ASTM A-325, A-354, A-449 and A-490
-
- HILLSIDE WASHER:
- A washer having non-parallel faces normally
used on brace rods.
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- HOLES IN PLATES:
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- PITCH:
- Distance between center lines of holes along
longitudinal axis of plate.
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- GAUGE:
- Distance between center lines of holes along
transverse axis of plate.
-
- EDGE DISTANCE:
- Distance from center of hole to edge of
plate.
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- HOT ROLLED SHAPES:
- Steel sections (angles, channels, I - beams,
etc.) which are formed while in a semi molten
state
- at the steel mill to a shape having standard
dimensions and properties specified by AISC or
the steel producer.
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- INSULATION:
- Any material used in building construction
for the reduction of heat transfer.
-
- JACK BEAM:
- A primary member used to support another beam
or truss and eliminate a column support.
-
- JAMB:
- Vertical member at the side of a wall
opening.
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- JOIST:
- Horizontal member for supporting floor or
roof decking.
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- KNEE:
- See Haunch.
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- LINER PANEL:
- Interior wall sheeting.
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- LIVE LOAD:
- Any variable temporary load on the structure-
-
- LOADS:
- a) Dead Load b) Impact Load c) Roof Live Load
d) Seismic Load e) Wind Load
- f) Crane Load g) Collateral Load h) Auxiliary
Load
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- LONGITUDINAL
EXPANSION JOINT:
- A joint down the length of a building to
allow small, relative movements, such as those
caused by temperature change, in the building
width.
-
- LOUVER:
- An opening provided with slanted blades,
fixed or movable, to allow flow of air.
-
- MASTIC:
- See Caulking - Sealant.
-
- MEZZANINE:
- A second floor above the ground floor on all
or part of the building floor area.
-
- MONORAIL BEAM:
- A single beam support for a material handling
system. Normally a hot rolled I - beam.
-
- MONO - SLOPE:
- Single Slope Roof.
-
- MULLION:
- A vertical bar or pier between panes or
sections of windows and screens.
-
- MULTI - SPAN
BUILDINGS:
- Buildings consisting of more than one span
across their width. Multiple gable buildings and
single
- gable buildings with interior posts are
examples.
-
- PARAPET WALL:
- That portion of the vertical wall which
extends above the roof line at the intersection
of the wall and roof.
-
- PARTITION:
- A non-load bearing interior wall. It can
sustain its own weight but does not support the
ceiling or roof and withstands a minimal 0.25
kN/M2 wind load.
-
- PERSONNEL DOOR:
- An accessory which proves an entrance to the
building interior.
-
- PIECE MARK:
- A number given to each component of the
building for erection identification.
-
- PIER:
- A concrete structure designed to transfer
vertical load from the column base to a footing.
-
- PIPE FLASHING:
- An accessory used to cover pipes (such as
sewer or furnace ventilation pipes that penetrate
into the roof panel.
-
- PITCH:
- Slope of the roof.
-
- POP RIVET:
- Used for joining flashing and light gauge
metal trims.