Rat trap bond is a brick masonry method of wall construction, in which bricks are placed in vertical position instead of conventional horizontal position and. The following are the various types of bonds used in brick masonry. Header bond header bond also known as spanish bond was a very common bond for bearing walls. Masonrybrick, stone, terracotta, and concrete blockis found on nearly every. The method by which individual masonry units are interlocked or tied together to cause the\r\nentire assembly to act as a single structural unit. From these bonds, an infinite number of bonds and patterns can be developed. Projecting cills combine with a horizontal panel of vertical bond brickwork to. The studied brick configurations also merged between these cases, as the. Brick bonds dont only apply to the walls but also for brick paving for paths and patios and also for concrete blocks and other kinds of masonry construction. The bricks being uniform in size can be arranged in a variety of ways. The paper presents a round robin test rrt devoted to the characterization of the shear bond performance of fibrereinforced strengthening systems bonded with epoxy resin to brick masonry. Types of bonds in brick masonry wall construction and their uses. Various types of bonds used in brick masonry building. The earth blocks therefore form a building system whether it be a wall or a.
Types of bonds in brick masonry wall construction and. Parametric investigation of brick extrusion patterns using. Failure theories for masonry under compression make the assumption that the bond between brick. Bonding agent is an adhesive between sand graines and stones. A masonry unit laid flat with its longest dimension. The bonds in brick masonry is developed by the mortar filling between layers of bricks and in grooves when bricks are laid adjacent to each other and in layers in walls. This article references headers and stretchers, which are typical brick orientations. It applies to both brick walls and brick paving for patios and paths, as well as to concrete block and other types of masonry construction.
Types of bonds in brick masonry wall construction and their. There are many different types of brick bonds and each has its own look, installation challenges, and in the case of walls, structural considerations. Characterization of the interface between brick and mortar. Utility brick bonding bond is more economical than 12 bond by jason yana bond corner since a onethird bond pattern divides the 12 nominal brick into thirds, turning the corner is as natural as it is economical. The studied brick configurations also merged between. Pdf experimental characterization of compositetobrick. The bond, in which headers and stretchers are laid in alternate courses, is called english bond. It is common practice to combine prefabricated slabs with loadresisting walls. In some regions, individual pits yield clay or shale.
Bond \r\nthe word bond, when used in reference to masonry, may have three meanings. However, the role of brick bond types, projections and ornamentation is not yet fully. Watch this video to know more about brick masonry construction. Brick is a basic building unit which is in the form of rectangular block in which length to breadth ratio is 2. Pdf bricks have historically been heavily utilized as an exterior wall material in. Pdf parametric investigation of brick extrusion patterns using. Since the head of the brick is 4 nominal, it is one third of the total unit length, therefore bond. The following are the salient features of english bond. The clay is choped, merged and pressed to a pugstream. Types of bonds in brick masonry wall construction are classified based on laying and bonding style of bricks in walls. A brick bond is a pattern in which bricks are laid. You can read more about the various brick orientations in our brick sizes, shapes, and grades article. This paper focuses on some issues pertaining to brick mortar bond and masonry compressive strength. It is composed of header bricks, set in rows that are offset.
Projecting cills combine with a horizontal panel of vertical bond brickwork to accentuate. Rat trap bond brick wall construction by earthbound. Brick and block walls can be built using different bonds, depending on the design of the house. Types of brick bonds some of the different types of brick bonds are, 1. The brick bonds illustrated below represent the most common masonry coursing. Modern building codes require that masonrybonded brick walls be bonded so that not less than 4 per cent of the wall surface is composed of headers, with the. Durability and strength of bond between mortar and brick. These characteristics and the kiln temperatures combine to produce brick in a variety of colors and harnesses. While stresses can also break the bond between the mortar and the masonry units.