Columns are erected throughout the ground floor to support the reinforced concrete slab. It is also possible to suspend services from the soffit of a composite slab, using anchors that are designed to slot into the decking profile. Gravel. 2 External walls . This information is only available to paying isurv subscribers. While the values do vary for each particular material and method of construction, the following table gives general figures for some common modes of construction. A floor in building construction is a leveled surface which can support the objects, occupants etc. Types of Construction Building Foundations Elements of Construction ... which is the level in the ground above which freezing occurs. The ground floor construction as a section will involve the annotated illustration of the component parts namely: The foundation, the footing course, the hardcore filling and the concrete slab. There are 2 types of floor construction used in construction today; these can be classed as either Suspended or Solid. We set out every type but it doesn't end there. Polished concrete includes two distinct types of finishes: trowel finished floors (with or without post-applied finishes), and ground and polished or abrasive blasted floors. In the UK the Building Regulations Approved Documents provide guidance on some of the requirements of ground floors. Basement . More expensive 2. Floors may be stone, wood, bamboo, metal or any other material that can support the expected load. We went a little nuts about floors which you'll appreciate, at least so we're told. Different flooring types are there based on different factors. Evolution of Building Elements Contents. There are two types of concrete floor system commonly used in residential construction; ground bearing and suspended. A suitable compacted soil support system in the top 12 inches must be able to support the load carried by a floor—concrete can’t perform alone. The word mezzanine floor means a small floor that is in between two major floors (The floor which is constructed between Ground and the First floor is called as Mezzanine floor). Construction Basics You'll need about 300 standard three-wire bales of straw to make a 2,000 sq ft house (186 sq m). SUSPENDED. A solid ground floor consists of a layer of concrete, which in the case of a domestic building will be the surface layer brought up to ground floor level with hardcore filling under it. 1. Hardcore may be used in the formation of roads, paving, driveways, foundations, ground floor slabs, and so on. A floor is the bottom surface of a room or vehicle. Sustainable floor construction starts with good subgrade control. Ground Floor Construction. A: The functional requirements of ground floors. This type of slab is used on the Basement floor. Many finishes can be used in combination to achieve a wider range of results, to suit any style or taste. Suspended timber floors need to have spaces underneath ventilated via air 'bricks' through the outer walls and gaps in any internal walls so that the air can move across the building underneath the floors to prevent the build up of moisture in the timber which could lead to fungal attack. Unstable soil will need to be stabilized, most likely through mechanical compaction, and at a potentially high price. As we are experts on the use of concrete as a building material, we will focus on the two former of these types. U values (overall coefficient of heat transmission) indicate the heat flow through materials - the higher the figure, the higher the heat loss. A sub-basement is another level of basement below the first level. 1 Foundations. 4 Upper Floors. Back Back to: Villa Mozart Previous Next . The advantage of a solid ground floor is the elimination of dry rot and other problems normally associated with hollow joisted floors. Work starts on the first floor. Selection of floor system. In the final state the ribs in the decking serve as void formers in the slab, thereby reducing the weight of floor construction with the knock-on benefits this can have. Block and beam floors are a very popular type of suspended floor. We'll floor you with your flooring guide. Composite floor systems. When building a home from the ground up, considering the main structure and systems would come up as one of the first decisions to make. There are many floor coverings and floor finishes for our homes and buildings, but in construction there are only two basic types of floor structure from which we can choose. Suspended Floor Suspended Floor: A suspended floor is one that is suspended above the ground. 1. For the more popular types of floors, we have additional articles that shed even more light on your options. 2. The word raft is used in the sense that the slab of the concrete floats on the surface as a raft/mat on the surface of water. House foundations come in different types and various techniques so learn all about them in order to find the right type for your home design. You need to use bales that have a uniform size (about a metre long, half a metre wide), are well secured with two strings, and with very few seed heads. In this flooring, timber floor is suspended from the ground level. Wooden floor’s finish is susceptible to scratching from heavy traffic, high heeled foot wears or pet nails; It can be divide into two portion. There are three general types of ground floor construction available. It can only be accessed from inside the main building and does not have windows. suspended Floors, and ; solid Floors; A suspended Floor is a specialist construction made of a solid concrete Floor, a system of sleeper walls and timber joists, upon which sits a supported timber floor.This type of floor allows home owners to run electrical wires and other such elements under the floor boards. There are also click-together engineered hardwood planks for a "floating floor" installation. Floor Covering (or Finish Floor) This is the visible floor—the one you see and walk on—and can be changed out. 3 Ground Floors. There is two ways of placing timber floor in ground. 1 Foundations Late 19th century. Stage 4: Construction of the first floor. 26 Disadvantages: 1. Sub-Basement. There are so many variables to any floor system such as different spans, offset spans, cantilevers, and the extent of continuity, the effects of beams, columns and walls on the slab system, etc that it is difficult to cover all situations in a limited series of charts. These are solid floor construction, suspended concrete floor construction and suspended timber floor construction. Raft foundation transmits the total load from the building to the entire ground floor area. The identification of the component parts regarding their functions to ensure an effective ground floor construction will be discussed. A variety of graded materials can be used to make up a hardcore layer: Construction waste such as brick and broken tiles. Defined as a level of a building that is entirely below the ground floor of the building. Types of Subfloor Materials in Construction Projects ... Quality installation of a plywood subfloor includes gluing the plywood panels to the floor joists with construction adhesive. Different types of ground floor suspended flooring . Hardwood goes down pretty quickly and can be installed by most builders, although glue-down installation is more tricky than nail-down. When you remove the floor covering, you will see more flooring underneath—possibly underlayment, definitely subfloor. Solid floors are a lot more substantial and require the ground to be made up in layers of ground sub base, sand, compacted hard core, damp proof membrane, insulation and concrete. If they cannot be built below the frost line, they should be protected by insulation: normally a little heat from the building will permeate into the soil and prevent freezing. FLOOR CONSTRUCTION Concrete or Timber Floor? While ground bearing slabs are essentially similar, their method of construction varies according to the likely end use and the accuracy of building required. If your house is built on a concrete slab, the slab can serve as a base for almost any type of flooring. Ground bearing floor slabs. Brickwork and additional formwork, to house the lift, start to rise at the first-floor level. Although cold-formed steel framing for floor systems also is permitted by the IRC, it is not covered here; rather, the reader is referred to the AISI Standard for Cold-Formed Steel Framing – Prescriptive Method for One- and Two-Family Dwellings (AISI, 2001) for guidance. Careful consideration of the soil-type specific to your building site will help to ensure the stability of your foundation and integrity of your house for years to come. Total weight of the structure and self-weight of the mat is calculated and is divided by the total area of the foundation it is covering to calculate the stress on the soil. Stress distribution mechanism of raft foundation is very simple. A concrete slab is a common structural element of modern buildings, consisting of a flat, horizontal surface made of cast concrete. 6 Windows. Functional Requirements Of Ground Floors Construction Essay. 6 Types of Basements. The panels are also screwed to the joists or nailed with ring-shank or fluted subflooring nails. The one is made using concrete and the other is made with timber. Conventional types can be nailed or glued down. Quick to construct 2. In this article we will be focusing on the suspended concrete floor, particularly beam and block floors. 5 Roof Structure. Not required to provide structural support, but often provides a type of supplementary support. It may also be used on its own to form a temporary road surface on construction sites. for ground and upper floor. There are, broadly, two common types of Flooring:. Both may be used for ground-level floors and both may be used for upper storey floors. Diagram of Typical Floor Construction The thickness and stiffness of the subfloor determine the types of finish materials that can be laid on top of it. A raft foundation is a continuous slab of concrete usually covering an area equal to or greater than the base of the building which support the walls or lightly loaded columns and serve as a base for the ground floor. Sand is filled at a height of 0.15m and then Sand level is rammed. Requires machinery to lift heavy beams Advantages: 1. It also stands as one of the critical factors to consider. Mezzanine floor is constructed for services of building, shops & offices, to provide facilities for the occupants who are living in High-rise buildings. 69 Chapter 4 FLOOR CONSTRUCTION Woodframe floor systems and concrete slab-on-grade floors are discussed in this chapter. Actual floor systems in buildings come in all sizes, shapes, and forms. In 1875, the Public Health Act was introduced. 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