Rouhollah Basirat

6 Questions 42 Answers 0 Followers

Questions related from Rouhollah Basirat

Is there any software for designing blasting pattern in tunnel?

Hi everyone! How we can design the blasting pattern for underground spaces? Is it different for large cross section tunnels (2 stages excavation or sequential stages)? Is there any software for...

28 August 2017 2,350 14 View

Do you have any specification for a real mechanized tunnelling (TBM)?

Hi everyone! There are some guidelines for the use of specialist products for mechanized tunnelling (TBM) such as ITA report on April 2016 and EFNARC on April 2005 but they are not completed. Do...

02 November 2016 9,613 4 View

What are the instrumentation in the mechanized tunnel excavation (TBM)?

Hi everyone! I’ve worked and designed on the conventional tunnels such as NATM. But, in this time I’m beginning about excavation with TBM and I want know about the instrument in these tunnel. Is...

27 September 2016 6,104 3 View

Is there any liquefaction potential in the depth?

Hi everyone! Some researchers believe that in the depth (more than 15 meters) there is no liquefaction potential for sand layers. Is it true? Is there any example and reference? And is there any...

11 September 2016 2,260 21 View

What is the safety level and design requirement in railway tunnels?

Hi everyone Is there any definition of safety level for railway tunnels including fire system, alignment system, rescue tunnel, and etc for railway tunnels? What are safety levels for design of...

10 September 2016 2,637 7 View

Does anyone have any information about the high speed railway tunnel design?

I'm working on the design of high speed railway tunnel in these days. I need any information about the design of these tunnels, cross section of tunnel, standards andguidlines, design...

09 August 2016 5,138 8 View