A supportive arch constructed within a wall to absorb weight upon a passageway or portal below.
An arch constructed above a lintel or beam to take weight of wall above
arch built as part of a solid wall to take the weight of the construction above, and to divert it from weak points such as doors and windows lower down revetment. facing of one material given to a structure of a different material (eg stone wall given to an earth bank) roundel. circular panel containing a design (eg on mosaics)
added support over a window or doorway, to bear the weight of the masonry wall above.
An arch of rough construction placed in a wall, above an arch or any opening, to relieve it of much of the superincumbent weight.
One built over a lintel, flat arch, or smaller arch to divert loads, thus relieving the lower member from excessive loading. Also known as discharging or safety arch.
An arch, usually blind, built in to the wall above a lintel or flat arch to carry the load to walls or other supporting members.
An arch built over a different arch to carry a portion of the load over the opening.
