Is there is any material that can be put in water in suspension stage so that during leakage it will chock pores in concrete slab ?

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How to design plumb concrete ?

Plumb concrete is normally accepted for massive concrete works in which stone pieces of larger sizes are added along-with normal concrete to achieve economy. The proportion of concrete...

10 November 2019 8,049 3 View

How to use fragments of bituminous road ?

During repairing or removal of bituminous roads large fragments of bituminous road are generated as waste. How to use them? Can we extract bitumen and aggregates from them.

10 November 2019 3,810 2 View

What is the effect of effluent or polluted water on properties of concrete?

Most of the standards suggest to use potable water for making concrete or curing of hardened concrete. Due to scarcity or non availability of potable water, it is observed that tendency of...

01 February 2019 7,817 4 View

Are existing old and large structures like monuments, temples constructed in stone masonry, capable to resist earthquake? If yes, how to check it?

Old monumental structures like temples, historical buildings are constructed in stone masonry with large walls and massive arches which are in compression. These structures are beautifully...

09 October 2018 5,795 15 View

What are different techniques for collection of dust from the atmosphere ? How the collected dust can be disposed off?

Dust particles in atmosphere are of different types and varying in size, responsible for pollution. House dust mites and wind borne fugitive dust are common types need to be analysed and...

07 August 2018 1,370 2 View

Can we use shaving cream or shampoo as admixture in concrete?

Shaving cream is just like foaming agent. Will chemicals contained in shaving cream affect hydration of cement? Low cost shaving cream or shampoo can be experimented for determining their...

06 July 2018 8,839 7 View

How to check quality of crushed sand to be used in concrete?

Nowadays, only crushed sand is only option available for making concrete due to over exploitation of natural river sand. But quality of crushed sand is always questionable due...

02 March 2018 1,995 22 View

How to prevent leakage in RCC dams. which material is suitable?

Normally, leakages are observed in dams and inspection gallery are provided for necessary treatments. However in case of small dams like bandhara leakages are due to...

02 March 2018 5,679 0 View

How to remove rubber particles attached to concrete road surface due to heavy vehicular traffic?

Concrete Road surface must have certain coefficient of friction. Due to heavy vehicular traffic, rubber particles from wheels get attached to concrete surface. After a long period, concrete...

11 December 2017 1,936 4 View

Steel poles are get corroded at bottom due to poor design and maintenance .They are frequently replaced by new one. How to reduce wastage of steel ?

Steel Poles are subjected to corrosion mainly at bottom level particularly at the junction of footing or at Ground level due to accumulation and penetration of water in poorly designed...

09 October 2017 8,871 2 View

What is the procedure to determine the permeability of concrete?

can anyone help me in this, it will help me with my research work

01 March 2021 834 3 View

Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS?

I need to model masonry and reinforced concrete minarets for my MSc thesis. Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS? (Or any other program for just...

01 March 2021 736 3 View

Apart from Nanosilica and CNT's what are the other nanomaterials readily available to use in concrete mixture?

Nanotechnology in concrete materials

01 March 2021 3,379 3 View

Concrete compressive strength databases?

I am looking for datasets similar to this one: http://archive.ics.uci.edu/ml/datasets/Concrete+Compressive+Strength I am looking for concretes with different types of aggregates (Recycled,...

27 February 2021 6,801 3 View

Why do my MCFs not form monolayer?

Hello, I am looking for some expertise on culturing MCF7s. I purchased them from ATCC and I have been following all media and culture conditions. Media is EMEM with 10% FBS and 10ug/mL of...

27 February 2021 3,904 2 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

What is the best way to calculate the angles of twist for concrete columns subjected to torsional moment using finite element software?

In Finite element software like ANSYS , there is difficulty in obtaining direct results of twisting of concrete members because SOLID65 which is the unique element designed to represent concrete...

26 February 2021 3,806 2 View

Compute for the total volume of concrete needed for the concrete pouring of the foundation including its column up to NGL only as shown in the plan?

Looking for the quantity of cement, sand, and gravel of footings and columns. Thank you!

25 February 2021 3,092 2 View

Is RD-ES grow attached or in suspension or both?

We have a old RD-ES cell line which is grow attached, but we got another vial of RD-ES which is very easy to get detached and grow in sphere in the medium. Do you know which morphology is normal...

24 February 2021 5,183 1 View

Best FE Program for Concrete Strengthened with FRP Sheets?

Colleagues, I have been using ANSYS to model concrete strengthened FRP sheets, but less than happy with it. Any has recommendation for efficient, easy to use FE program for modelling concrete...

22 February 2021 7,528 3 View