What is the reason of collapse of water tank shown in the attached you tube?

https://www.youtube.com/watch?v=WLEkC_JbTsQ

03 April 2017 1,021 2 View

No title

02 March 2017 8,545 19 View

Why do BS8007 specify the allowable crack width of water retaining structure as 0.2mm for severe or very severe exposure?

Why 0.2 mm crack width?

02 March 2017 9,166 3 View

Which type of multiple-cell box girder is better, cells connected by top flanges or cells connected both by top and bottom flanges?

How we can design box girder bridge?

02 March 2017 9,977 3 View

What is the effect of rusting on steel reinforcement?

How does rust affect on the bonding between steel bars and concret?

02 March 2017 3,267 10 View

What is the difference between working stress approach and limit state approach?

02 March 2017 415 2 View

It is not necessary to design nominal reinforcement to piles. Is it true?

Can we use same code provisions of columns for piles?

02 March 2017 7,705 3 View

In carrying out compression test for concrete, should test cubes or test cylinders be adopted?

Relation between cubes and cylinder

02 March 2017 5,645 4 View

If concrete compression test fails, should Schmidt hammer test be adopted as an alternative test to prove the concrete strength?

Non destructive tests

02 March 2017 5,232 31 View

What is the meaning of P-delta analysis?

Some codes provisions refer to this type of analysis.

02 March 2017 8,549 5 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 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

I need to accelerate corrosion in steel parts that are used in a salt-water environment. Is there a technique for doing so?

I have a structure that employs d-ring swiveling tie-downs that corrode during use and become "frozen". I have sample swivel assemblies that I wish to corrode to see if I can free them using one...

01 March 2021 3,739 3 View

Why is my platinum counter electrode getting dirty during electrodeposition?

I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...

27 February 2021 1,829 3 View

What kind of steel moulds are used for hot pressing metal powders?

My main concern is that the metal powders should not weld to the mold surface and I should easily be able to eject out the pressed samples. I am looking for alternative for graphite moulds. The...

22 February 2021 2,965 4 View

What are effects of steel jacketing on flexural strength?

Dear all, If steel jacketing is used to retrofit a reinforced-concrete (RC) column, can we use it to improve flexural strength? I understand that we leave gaps between the ends of the jacket and...

22 February 2021 1,906 5 View