What are wythes of brick?
A wythe is a vertical section of a masonry wall that is one unit thick. Most older masonry structures are comprised of an outer wythe of brick (what we think of as the exterior façade of the building) and an interior wythe of brick (to which the drywall is attached).
What are the general principles observed in brick masonry?
The general principles which should be observed for a sound brick masonry construction are: The bricks used in a good work should be sound, hard and well burnt with uniform size, shape and colour. They should have no cracks or flaws and a fractured surface should be free from holes, grit or lumps of lime etc.
What does the word wythe mean?
A wythe is a continuous vertical section of masonry one unit in thickness. A wythe may be independent of, or interlocked with, the adjoining wythe(s). A single wythe of brick that is not structural in nature is referred to as a masonry veneer.
Who invented mortar?
The prototype of the modern mortar was a three-inch weapon developed by the Englishman Wilfred Stokes in 1915. This consisted of a smooth-bored tube, resting upon a baseplate and supported by a bipod, that had a fixed firing pin at its breech end.
When two wythes are laid what is placed between the layers?
layers (wythes) are laid up, then rebar and grout are placed between the layers.
What is the end of a brick called?
Ends or narrow surfaces are called Headers or header faces. Sides or wider surfaces are called Stretchers or stretcher faces.
What are the points to be observed while supervising the brickwork?
The points to be observed in supervising brick masonry construction are as following: 1. The bricks to be used should fulfill all the requirements of the specification of the work. The bricks should be sound, hard, burnt well with uniform color, shape, and size.
What are the points to be considered for brickwork?
When the brickwork is to be plastered, the surface should be raked out to a depth of 12-15 mm. so as to give an adequate key for plastering. The thickness of a mortar joint should not be more than 12 mm. Broken bricks should not be used unless they are essential from a good-bond point of view.
Who first made bricks?
Bricks date back to 7000 BC, which makes them one of the oldest known building materials. They were discovered in southern Turkey at the site of an ancient settlement around the city of Jericho. The first bricks, made in areas with warm climates, were mud bricks dried in the sun for hardening.
When were bricks first used in England?
Construction on this began in the 11th century, reusing materials from the Roman British town Verulamium. The earliest known use of brick manufactured in the UK after the Romans left is widely regarded as being Coggeshall Abbey in Essex, the oldest parts of the monastic buildings dating to 1190.