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 Foundations Placing Guide Cast Your foundations This guide will help owner-builders to cast the concrete 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…
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 Mixes by Weight, by volume, and by mass. Here is a table that was released by the Cement and Concrete Institute for trial concrete Mixes by Weight from 10MPa to…
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…