Picture Above: A freshly placed concrete slab still wet on the top surface Cold Weather and Foundations The surrounding local temperature has a big effect on the setting time of cold concrete. The steps to take with foundations during cold weather are outlined below: Chemical Reaction Hydration is the chemical reaction when cement and water…
A Concrete Placing Guide Cast Your foundations This guide will help owner-builders to cast the foundations. These foundations are for external brick walls around a new house, or for extensions of an existing house. THE NHBRC (National Homebuilders Association Council) requirements for house foundations: For single-story buildings with tiled or sheeted roofs in stable soil conditions, the…
About the NHBRC The National Home Builders Registration Council (The NHBRC) was established in 1998 as a regulatory body for the home building industry. Their mandate is to protect house-building consumers and to make sure that building industry standards and regulations are followed. Their stated aim is to protect housing consumers who use contractors who…
How to Build a Container House Mads Møller of Arcgency is an Architectural office situated in Copenhagen, Denmark. Has come up with a container house concept as he says is using “Old shipping containers used as the structural framework for the WFH-Huse. This is not just recycling; This is upcycling!” The WFH concept is a modular…
How to Decorate Floors with Concrete Concrete floors do not have to be drab and grey. Oh No! There is a South African company that manufactures and supplies specialised coatings, especially for you to give your floors that million-dollar look. Fairly easy to mix and apply it is also a cost-effective finish for your concrete floor….
A Table for Concrete Mixes by Weight in Kilograms, by Bag, and by Cubic Meter, for Various Strengths We have had numerous requests for concrete mix ratios by weight, by volume, and by mass. Here is a table that was released by the Cement and Concrete Institute for trial concrete mixes from 10MPa to 40MPa….
By-Law Definitions for Planning, Building and Zoning These definitions are mainly, but not exclusively, extracted from the Greater Metropolitan Area of Cape Town’s By-Laws Planning and Zoning definitions and explanations. They do and can relate to terms and phrases used nationally by other Municipalities and planning departments. We will be adding to them on an…
Definitions that are used in the Home Building Industry Words and definitions that are used in the home building industry are sometimes a little difficult to understand what is meant. Here we have a list of some terms that are used with an explanation of what it is the person using it means. Some of…
The Assessment of Alternate Building Technologies This article from the latest issue of AKHANI, the quarterly magazine of the NHBRC, addresses the use of alternate building materials and the legal process as well as the pending changes to their manuals. It is well worth a read. Assessment of ABT (Alternate Building Technologies) Any house…
An A to Z list of Environmental phrases and words Thanks to the City of Cape Town for providing the basis for this list to which we have added more entries. We will expand the list as and when we find more interesting and useful words and phrases. There is a link to the City…
Building drywall system is not environmentally friendly The American timber and drywall construction method is brought under the spotlight in a Wikipedia entry “Drywall”. You just have to look at the sulfur dioxide emission figures never mind the mercury released during manufacture. It appears that this method is NOT good for our environment and Americans…
Temporary Buildings Must be Authorizedby the Local Authority What the term “temporary building” means
Below is a list of all tools and what they are used for in house construction Here is a list of common tools used in home construction along with brief descriptions of what they’re used for: Note that this is not an exhaustive list, and there are many other tools that can be used in…
A to Z Glossary of Definitions and Terms Used in the National Building Regulations Code of Practice Every industry has terms and definitions that are specific to that industry, and the building industry is no exception. This glossary of National Building Regulations definitions forms part of the National Building Regulations and Building Standards Act (Act…
Innovative home design, building and decorating ideas. This is where we will post a selection of good innovative building and home design ideas for you as well as decorating ideas for your house as we find them and pass them on. Western Home Awards explore and give out awards after every couple of years to the best…
A garden structure is not just a wendy house. I am just going to post a few pictures of things in the garden including a wooden shed or two so that you can get a few good ideas. Here is a small wooden shed that I built for a step-by-step book on garden structures. A…
What is “Minor Building Work”? Whatever you construct on your property needs plans, unless it is defined as “minor building work”. Even so, the Act states very well in Part A: General Principles and Requirements (this was previously Part A: Administration), that any structural building work that is defined as “minor building work” requires approval…
Strategic Planning of Boundary Walls and Fences Boundary walls and fences are one of the most controversial topics facing homeowners. We are constantly contacted by people from all parts of South Africa who want advice – or have some sort of problem – relating to boundary walls and fences – often because neighbours have erected…
Understanding the Concept of Competent Persons & Competency When South Africa’s National Building Regulations were updated in 2008, several new definitions were added to the legislation, and some were rewritten. One of the most important changes was to the term competent person, because a “competent person” is now required to draw up plans and submit them…
New and Innovative Building Materials OMNI BLOCK Even though this innovative building material product was designed and patented by Denny Miller in 2003 it is still an innovative and up-to-date building product. Omni Block is an insulated “stand-alone” structural wall system. It does not require furring strips, additional insulation, or sheetrock to complete the wall,…
Concrete Mixes & Batch Ratios For Different Applications The basic techniques that will enable you to cast a foundation or slab are relatively straightforward. The secret to success lies largely in the correct concrete mixes and quantities being mixed together in the concrete mixes you use. Although the principles of mixing concrete and mortar are…
01 – Glazing for Safety and Security Glazing is a vital construction element in our homes and other buildings. It is important to know how to use the right type of glass, in the right place, to make sure that our buildings are secure and to ensure that people don’t get injured in accidents involving…
ELECTRICS & LIGHTING – WHAT’S INVOLVED Electrics & Lighting & Electronics are Related Fields. While both these related fields are specialised and take considerable training to be tackled in their entirety, there are projects involving both electrics and electronics that anyone with a reasonable aptitude and understanding can tackle. These range from wiring a plug…
Concrete Slab Step-by-Step Whether you are casting concrete for foundation footings to support a simple timber structure, or for a solid slab that will form the floor of a garden building to be built from wood, the principles are exactly the same. Of course, if the concrete slab is to act as a foundation, it…
Understanding what’s Underfoot The type of floors specified in building plans will determine the materials required as well as which sub-contractors or specialists are going to be involved in the building project. There are many flooring coverings and floor finishes for our homes and buildings, but in construction, there are only two basic types of floor…
