DETERMINE THE INITIAL AND FINAL SETTING TIME OF CEMENT   EQPT/MATERIAL Vicat Apparatus with Initial Set Needle Final Set Attachment Stop Watch Portland Cement Water  PROCEDURE Neat cement paste shall be formed by mixing...

shear force and bending moment diagrams are graphical interpretation of shear and moment across the member. In this tutorial by Dr.Structure, We will learn how to draw these diagrams. Using these diagrams...

photo source: muzeum1939.pl Underwater Concreting Underwater concreting is same as conventional concreting except for one difference. It is done under water. There are mainly four methods for placing concrete under water which are listed...
dams, barrages, weir

Dams, weirs and barrages all are types of head works used to increase the head of water on upstream side. There is confusion between these terminologies which are explained in this...
Analysis of statically determinate beams

This video by Dr. Structure explains the procedure to analyse statically determinate beams. The concept though very basic is essential to understand. What is a statically determinate beam? Beam is statically determinate if...

Before analysis and design there is crucial stage known as "investigation of structures stability". It is necessary to determine that the structure we are going to design is stable or not. Stability...

This article will focus on Basic Types of Estimates used in quantity surveying. What is an Estimate? An Estimate is what determines the probable cost of a project, which can be a building, a...

Myths and misconceptions are rampant within the concrete building industry. After some time, a few of these myths tackle a lifetime of their very own and everybody begins to take them without...

What Is Segregation? Segregation refers to separation of different concrete phases. It happens when concrete mix is not cohesive enough. Slump Test in Conventional concrete and Flow test in Self Compacting Concrete can...

We all know cracking is one of the major problems in concrete and it should be considered while mix design, but for that, we have to know the sources which can...

This video tutorial by Dr. Structure provides an insight of support settlement. Support Settlement is quite common in bridge structures where support settles after construction of bridge if proper soil investigation...

Civil engineering has come a long way since its evolution. Starting from the simple structures to the skyscrapers today, the world has witnessed immense advancement in the engineering knowledge. It has...

This video (at the end) explains the production of a prestressed concrete unit (Double T) on a prestressing concrete plant. Double T is a versatile prestressing unit which are mostly used in parking...

Development length and Lap length Many students get confused between Development length and lap length terminologies.  Lap length addresses the length of the bar needed to transfer the stresses to the other...

Introduction Concrete Strength testing is always a requirement in the field of concrete construction. Usually, when concrete batch arrives, two or three cylinders or cubes are cast so that quality control is...

Concrete Mix design is complete science and it is based on a lot of research. Popular Mix Design method is highlighted in ACI 2011 committee report. It is a systematic approach...

APLICATIONS

Every substance in concrete having average particle size less than 125 microns in known as "powder". If we examine finely grounded powder when it comes...