classification of rocks for engineering purposes

How To Classify Rocks For Engineering Purpose

Have you ever thought about how to classify rocks for engineering purposes?? Aggregates are one of the most important materials in civil engineering. Basically, Construction aggregate, or simply “aggregate”, is a broad category of coarse to medium grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates. They give …

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Recommended-Books-for-SSC-JE-Civil-2019-2020

Recommended Books for SSC JE 2019 – 2020 (Civil)

Staff Selection Commission is conducting SSC JE 2019 Exam to recruit eligible candidates for the post of Junior Engineers Civil, Electrical, Mechanical, and Quantity Surveying and contract Posts. Staff Selection Commission (SSC) conducts SSC JE examination giving candidates a golden opportunity to fulfil their dream of joining the prestigious Government Sector. Candidates are required to visit …

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Flash Point and Fire Point Tests of Bitumen

Flash Point and Fire Point Tests of Bitumen

Flash point of bitumen is the temperature at which, its vapour will ignite temporarily during heating when a small flame is brought into contact with the vapour. The knowledge of this point is of interest mainly to the user, since the bitumen must not be heated to this point. The flash point tells the critical temperature at and above which suitable precautions are required to be taken to eliminate the danger of fire during heating. This temperature, however, is well below that at which the bitumen will burn. The latter temperature is called the fire point.

What-Is-Repair-And-Rehabilitation-Of-Structure

What Is Repair And Rehabilitation Of Structure

Introduction: Repair and Rehabilitation is the process of improving an existing structure for new conditions of use. It aims at restoring the structure to its original service level it once had and has now lost. In some cases, this consists of giving the structure the service level which was intended, but could not be attained …

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bacterial-concrete-self-healing-concrete-feature

What is Bacterial Concrete or Self-Healing Concrete?

Bacterial Concrete or Self-Healing Concrete (SHC) is a modern approach in civil engineering for repair purpose. As the name suggests, this type of concrete can heal itself when cracks appear after curing and hardening. In this article, I will discuss it’s brief history, mechanism, production, advantages, disadvantages and some other aspects. Before we get started, …

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Foundation Settlement Analysis in STAAD Pro

Foundation Settlement Analysis in STAAD Pro

Introduction A soil shear failure can result in excessive building distortion and even collapse. Excessive settlement can result in structural damage to a building frame nuisances such as sticking doors and windows, cracks in tile and plaster, and excessive wear or equipment failure from misalignment resulting from foundation settlement analysis. It is necessary to investigate …

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water-cement-ratio

What is Water Cement Ratio – Guide & Calculation

Have you been told, “Add some water, the concrete looks very hard”? Is that right? Adding more water at the site level to increase the concrete workability?? Absolutely Not… What is Water-Cement Ratio? Water Cement Ratio means the ratio between the weight of water to the weight of cement used in the concrete mix. Normally water-cement …

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