Category: concrete
Estimating Life cost of a Construction Project
LIFE CYCLE COST IN CONSTRUCTION PROJECTS Life cycle cost in construction projects is a process of economic decision analysis, which helps taking decisions on investments…
Waterproofing Concreting by use of Polyethylene films
Polyethylene Films are used for waterproofing in Walls or base of Structures. Water proof treatment is applied as outlined and as per sequence given below: a) The concrete surface…
Test Cylinder Concrete for Compressive Strength
Compressive Strength Testing the Cylinder of Concrete AIM To determine the compressive strength of concrete cylinders. APPARATUS Compression testing machine, cylinder mould of 150mm diameter and 300mm…
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…
Comparing High Strength and Performance Concrete individually
High-Strength versus High Performance Concrete High strength concrete and high-performance concrete are not synonymous because strength and performance of concrete are different properties of concrete. High-strength…
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…
What is Reactive Power Concrete?
COMPOSITION OF REACTIVE POWDER CONCRETE (RPC) REACTIVE POWDER CONCRETE COMPOSITION & MANUFACTURING: Reactive powder concrete has been developed to have a strength of 200 to 800 Mpa…