The initial setting time of concrete is the time when cement paste starts hardening while the final setting time is the time when cement paste has hardened sufficiently in such a way that a 1 mm needle makes an impression ...
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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Types of Material Used in Pile Foundation
Different types of material used in the pile foundation are cement, steel, timber and plastic which are a slender, structural member installed in the ground to transfer the structural loads to soils at some significant depth below the base of the ...
Inspection and Testing of Ready Mix Concrete
Inspection and testing of ready mix concrete is crucial to ensure that all specified conditions meet the acceptable criteria. Ready mix concrete, which produced in batching plant and transported to construction site by truck mounted mixers, are commonly inspected and ...
Concrete Floor Slab Construction Process
Concrete floor slab construction process includes erection of formwork, placement of reinforcement, pouring, compacting and finishing concrete and lastly removal of formwork and curing of concrete slab. Concrete Floor Slab Construction Process Assemble and Erect Formwork Prepare and Place Reinforcement ...
Polished Concrete Floors – Making Procedure and Benefits
Polished concrete floor surface is made by a mechanical process of grinding and polishing with the help of a penetrant chemical to provide different texture. The polishing of concrete is a multi-step process which requires specialized tools and equipment. The ...
How to Calculate Steel Quantity for Slab, Footing and Column?
Estimation of steel reinforcement quantity for concrete slab, footing and column, beams etc. is crucial for the cost evaluation for the construction. Design drawings are used as a base for computing rebar quantity in different structural elements. This article presents steel ...
Sandcrete Block Manufacturing and Testing
Sandcrete blocks and bricks are masonry units manufactured from a mixture of cement, sand and water, and it plays a crucial role in the building construction. Sandcrete blocks are largely used for load bearing and non-load bearing walls and foundations. ...
Various Codes for Construction Material Testing
Various standard codes for testing of construction materials are specified by ASTM international, Eurocodes, IS Codes, BS Codes, etc. These codes specifies testing procedure and methods for concrete, masonry, aggregates, steel, soil and other building materials. Codes and standards are ...