Tag: Building Materials
How the initial and final setting time of cement is tested?
Ques :How the initial and final setting time of cement is tested? Answer:Initial setting time is the time after adding water to cement and the…
Extracting Concreting Cores and Testing for Strength
While Rebound Hammer, CAPO/Pullout, Windsor probe and ultrasonic pulse velocity tests give indirect evidence of concrete quality, a more direct assessment on strength can be made by core sampling and testing. Cores are…
How to Repair Concrete and requirement for concreting?
Concrete Repair Materials and its Requirements. Besides being of compatible properties, repair materials for cement, concrete/mortar shall also be easy to apply and require no…
Calculating Concrete Mix Design Strength
Factors that affects the concrete mix design strengths are: Variables in Mix Design A. Water/cement ratio B. Cement content C. Relative proportion of fine &…
Change Mix Design according to Coarse Aggregates
Coarse Aggregate Properties affecting Mix Design Strength Maximum size of coarse aggregate: Maximum size of aggregate affects the workability and strength of concrete. It also…
Manufactured sand its Properties
Manufactured Sand is a sand produced from crushing of granite stones in required grading to be used for construction purposes as a replacement for river…
Test your Aggregate for Stripping Value
STRIPPING VALUE TEST ON AGGREGATES Stripping Value Test Bitumen and tar adhere well to all normal types of aggregates provided they are dry and are…
The procedure for Compressive strength test of Concrete Cubes
Compressive strength of concrete: Out of many test applied to the concrete, this is the utmost important which gives an idea about all the characteristics of concrete….
How to make your Building Fire Resistance?
It is reported that in USA fire kills more people each year than all other natural disasters combined including floods, cyclones and earthquake. The fire…
HYBRID CONSTRUCTION TECHNIQUE : Benefits of Precasting
HYBRID CONSTRUCTION TECHNIQUE AND STRUCTURAL ACTIONS HYBRID CONSTRUCTION TECHNIQUE: Hybrid concrete construction is the combination of precast and in-situ concrete. The different materials are used…