How Can I Write a MATLAB Code for Identify Key Blocks In Rock Tunnels?

Hi everyone Is there a source for code writing in MATLAB to analyze the stability of the key blocks created in the tunnel? We want to identify key blocks in this code and see if these blocks are...

07 August 2018 2,363 0 View

Does anybody information(Paper, Book or Exprience) about Rockburst in underground mines?

Hi, I wanna design damage and also know what happen in rockburst. so I need to know which software have to use or which books and papers I have to study. also experience and everything that is...

06 July 2018 9,918 0 View

I wanna install of permanent lining in tunnel model for dynamic analysis by Flac 3D. can you answer a question?

Hello dears. I wanna analyze a tunnel under seismic load that it has temporary lining ( shell as S/C and beam as steel set) and we have to install of permanent lining for this analysis. My...

03 April 2018 490 3 View

What is difference between boundary conditins?

Hello, What is difference between boundary conditions in FEM? when we use viscose BC, absorbing BC and free field BC? What is difference between underground structure and surface structure in BC...

07 August 2017 293 2 View

Is there study about interaction between tunnel and metro station?

hi, i need some articles about interaction between tunnel and metro station in projects, is there anybody help me?

08 September 2016 4,217 1 View

Do you have a information about construction of tunnel Below the water table?

hi..do you have information about construction of tunnel below the water...How can water be controlled? methods are NATM,ADECO_RS,C D,... like freezing,grouting or other methods!!

05 June 2016 3,103 2 View

Is this the write procedure for acid digestion of soil for heavy metal analysis using AAS?

How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?

23 February 2021 3,053 7 View

Are there packages (R or Python) for simple models (bucket?) to assess soil water content?

Hi everyone. I am researching droguht effects on soil water drought. I am looking for already implemented functions in R or Python to estimate soil water content from precipitation,...

21 February 2021 2,084 1 View

Which type of loading is to be used in dynamic analysis of Machien foundation?

Hello Everyone, Hope you all are doing well. I'm trying to simulate a machine foundation in ABAQUS with a geo-cell reinforced soil bed. Im totally confused to which type of loading would be...

21 February 2021 4,388 3 View

Measurement of water retention in organic substrates without a pressure plate?

Hello, I'm trying to measure the physical and hydrological properties of organic substrate media. Currently, I'm referring The book Soil sampling and Methods of Analysis by Carter and Gregorich....

09 February 2021 3,233 8 View

What will happen (quality or quantity wise) if we transplant 'Aerobic Rice' in puddled condition?

I want to know about the consequences of aerobic rice (both quality and quantity-wise) when transplanted or sown in puddled condition?

08 February 2021 2,343 6 View

Do there exist stand-alone permanently in-ground soil-moisture sensors with an installed GSM module, for outdoor use?

Am searching for a stand-alone permanently in-ground soil-moisture sensor with an installed GSM module, for outdoor use. The idea is for the sensor to send a moisture reading via a cellphone text...

04 February 2021 2,047 4 View

How do microbes tell the presence of an inorganic minaral in the soil?

Due to their ubiquitous nature, there is a tendency of the presence of microbes in a given mineral(s). For instance, if microorganisms that love the of pH less than 6 in the pH value, is isolated...

03 February 2021 4,630 10 View

What is the maximum storage time for samples used in soil enzyme assays?

01 February 2021 4,616 3 View

From where can I get details of following terms - Typic Fluvaquents, Aeric and Typic Epiaquepts?

I Have got a soil map in which following terms are given - Vertic Ustochrepts, Typic Ustochrepts,Typic Fluvaquents, Aeric and Typic Epiaquepts, Aquic and Typic Ustipsamments, Typic Ustorthents....

26 January 2021 8,412 5 View

What is the magnitude of yearly rhizopdeposition in tropical forests?

Hi all, I am trying to find reference values on annual soil rhizodeposition rates for different kinds of forests, with a particular interest for tropical rainforests. Do we have an idea of the...

26 January 2021 4,278 4 View