Shafi Ullah

3 Questions 25 Answers 0 Followers

Questions related from Shafi Ullah

What is frequency of CBR testing for road design?

I have to design a rigid pavement road and conduct geotechnical investigation along the road alignment. In this regard, I need to conduct a few California Bearing Ratio (CBR) tests along the road...

26 October 2016 8,384 16 View

What is the best and cutting edge software, nowadays, for tunnel design the World over?

Hey Researchers, I want to purchase a tunnel design software for a design firm. Could anyone suggest me a state-of-the-art software for this purpose?

23 September 2016 8,619 18 View

How to calculate the PGA value for seismic structural design life of 300 years?

I need to design an RCC structure for a useful life of 300 years. The available Peak Ground Acceleration (PGA) value is 0.20 for Zone 2B of Pakistan. But this value is for structures with a useful...

25 August 2016 7,074 13 View