Architectural and Engineering Glossary

C

Caño

A water conduit,pipe,or clay tile spout on a Hispanic building.

Canonnière

A hole left  in a retaining  wall to permit water in the earth behind the wall to drain through it.

Canopy

1.A decorative hood above a niche,pulpit,choir stall,or the like.2.A covered area which extends from the wall of a building,protecting an entrance or loading dock.3.The collective term for the upper blanket of foliage on trees.

Canopy Roof

A  roof,often over a balcony or porch,that is suggestive of the curvature of a suspended cloth canopy.

Canopy Of Honor

Same as celure.

Cant

1.A salient corner.2.A line or surface angled in relation to another, as a sloped wall.3.Masonry “on cant” is laid with joints sloping between front and back surfaces;the vertical joints are laid normally.4.A log partly or wholly squared off.

Cant Bay

A bay erected on a plan of canted outline.

Cant Bay Window.

A cant window.

Cant Beam

A beam having its edges beveled or chamfered.
 

Cant Board

A board which is laid so as to cant  a surface,as under the first row of shingles on a roof,or to support lead sheeting on each side of  a valley gutter;a cant strip.

Cant Brick

See splay brick.

Cant Molding

A square or rectangular molding with the outside face beveled.

Cant Wall

A wall canted on plan.

Cant Window,cant-bay Window

A bay window erected on a plan of canted outline;the sides of the window are at an angle with respect to the wall;also see angled bay window.

Canted

Having a cant,2;said of a wall,etc.

Canted Coursing

Moderately pitched courses of brick or masonry in a vault.

Canted Molding

A wood raking molding.

Canted Wall

A cant wall.

Cantherius

A principal rafter in an ancient wooden roof.

Cantilever

1.A beam,girder,truss,or structural member or surface that projects horizontally beyond its vertical support,such as a wall or column.2.A projecting bracket used for carrying the cornice or extended eaves of a building.

Cantilever Arch

An arch that is supported by flat projections on opposing walls.

Cantilever Barn

A barn having its second floor projecting beyond the structure of the ground floor;especially found in the southern regions of the US.

Cantilever Beam

A beam which is supported only at one end.

Cantilever Footing

A footing having a tie beam to another footing to balance a structural load not symmetrically located with respect to the footing.

Cantilever Form

Same as slip form.

Cantilever Retaining Wall

See cantilever wall.

Cantilever Steps

Steps built into the wall at one end,but supported at the other end only by the steps below.

Cantilever Truss

A truss overhanging its support at one end and anchored at the other.

Cantilever Wall

A reinforced concrete wall which resists overturning by the use of cantilever footings.

Cantilevered Window

Same as oriel.

Canton

A corner of a building decorated with a projecting masonry course,a pilaster,or similar feature.

Cantoned

Ornamented at the corners with projecting pilasters.

Cantoned Pier

Same as pilier cantoné.

Cantoria

A church choir gallery.

Cantoris

Of (or belonging to) the cantor or precantor,for example the cantoris side of the choir in a church;the left or north side as one faces the altar.

CANV

On drawings,abbr.for canvas.

Canvas

A closely woven cloth of cotton,hemp,or flax;sometimes adhered to a wall or deck to serve as a substrate for paint; used to cover roof decks that are walking surfaces or sun decks.

Canvas Wall

A plastered wall to which a layer of canvas has been applied to serve as a base for wallpaper.

Cap Block

Same as drive cap.

Cap Cable

In prestressed concrete,a short cable introduced to prestress the zone of negative bending.

Cap Flashing

Same as counterflashing.

Cap House

A small enclosure,at the top of stairs in a turret or tower,which leads to the parapet around a roof.

Cap Molding,cap Trim

1.Molding or trim which embellishes the top of a dado.2.Molding,at the head of a window or door,above the simple trim of the casing.
 

Cap Plate

1.A capping piece.2.The top plate on a steel column or post;usually supports a load.

Cap Rail

A rail,1 fastened to the uppermost member of a railing system.

Cap Screw

1.A screw which is threaded along its entire length and has a chamfered point;it is driven into a hole and secured without a nut.2. Same as tap bolt.

Cap Sheet

A coated felt,usually mineral surfaced;used as the top ply of a built up roofing membrane.See asphalt prepared roofing.

Cap Tile

A tile used as a coping stone atop a wall.

Capacitance

The quantitative measure of the electric energy storage capability of a capacitor;usually measured in farads or microfarads (106 farads).

Capacitance Alarm

A device which is electrically connected to a protected metal enclosure (such as a safe,vault,file,or security cabinet) so that the enclosure itself becomes part of a balanced-capacitance circuit.A person approaching the protected cabinet unbalances the electrical circuit and activates a security alarm.