Gypsum is a mineral and is hydrated calcium sulphate in chemical form. Gypsum plays a very important role in controlling the rate of hardening of the cement, so its is generally termed as retarding agent of cement. It is mainly used ...
Category: Building Technology Guide
Building technology and construction guide provides information on building and construction materials for different types of construction works.
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Control Joint vs. Expansion Joint Difference
Control Joint in Concrete Control joints in concrete are provided at regular interval to from a weak plane, so that cracks are formed at the joints but not in undesired places. Control joints are provided in concrete pavements, slabs, walls, floors, ...
Different Types of Soil – Sand, Silt, Clay and Loam
Soil can be defined in many ways. In civil engineering, soil is a naturally occurring, loose/un-cemented/weakly cemented/relatively unconsolidated mineral particles, organic or inorganic in character, lying over the bed rock which is formed by weathering of rocks. Soil is formed ...
Fineness Modulus of Cement by Dry Sieving
The Fineness modulus of cement is an empirical figure obtained by adding the total percentage of the sample of an aggregate retained on each of a specified series of sieves, and dividing the sum by 100. The proportion of cement of which ...
Methods of Finishing Hardened Concrete Surface
Finishing hardened concrete surface is carried out just after the removal of formwork to achieve finely finished surface. There are various methods and equipment that have been used to finish concrete surface. These finishing dried concrete surface techniques and equipment ...
14 Uses of Sedimentary Rocks in Civil Engineering
Uses of sedimentary rock can be found in almost all buildings and public structures. This makes it substantially important construction material in civil engineering projects. The sedimentary rock is formed by the settlement and subsequent cementation of mineral or organic particles on the ...
Sandblasting Concrete Surface- Process and Advantages
Sandblasting is a method to texture the surface of hardened concrete on patio, walls, columns, driveways, floors to remove paint or expose aggregates. The extent of sand blasting ranges from light cleaning to a deep cutting operation that exposes aggregates ...
Different Types of Building Plans
Building plans are the set of drawings which consists of floor plan, site plan, cross sections, elevations, electrical, plumbing and landscape drawings for the ease of construction at site. Drawings are the medium of passing the views and concepts of ...