Geotechnical Construction & Testing of Piling Foundations on Problematic Soils of Kazakhstan by Prof Askar Zhussuphekov

SYNOPSIS

Just as every civilization in the history is originated from the riverside, the city of Nur-Sultan (Astana)– the new capital of Kazakhstan was developed around the Ishim River. As a result, there are many bridges across the river. In addition, many high-rise buildings such Palace of Peace, Khan Shatyr, Abu-Dhabi Plaza, Ministry of Transportation Buildings, International Astana Airport, Mosque HazretSultan, New Railway Station, Expo2017, LRT construction sites and other many structures are founded on problematical soil ground of Nur-Sultan. These buildings/structures require deeply driven or boring piling foundations. Important verification on the performance of these piles using dynamic, static, O-cell, integrity tests were carried out. There are also development of geotechnical infrastructures or megastructures in West Kazakhstan (Caspian Sea area). This lecture presents the recent results of several piling tests in comparison with numerical FEM analysis. Such investigations are important for the understanding of mechanism of performance of different piles on soft and hard soils of Nur-Sultan and West Kazakhstan. This lecture highlights experiences of piling constructions in winter season on freezing ground and provides recommendations for obtaining the bearing capacity and settlement of driven and boring piles on problematical soil grounds of Nur-Sultan involving Geoinformation Data Base. The results of complex testing of New Conical Foundation on undermining soil and coal grounds of Karaganda in Central Kazakhstan will also be presented. This presentation also includes latest information on the results of interaction of jointed piles in difficult grounds in new seaport “Prorva” on the coastal area of Caspian Sea at West Kazakhstan. Some negative experience about the “Besoba” Project will also be highlighted.

 

The Speaker

Askar Zhussupbekov received his Diploma and PhD degree in Civil Engineering from Saint-Petersburg State Architectural and Civil Engineering University, Russia, in 1977 and 1985, respectively. He was a faculty member in Department of Civil Engineering of Karaganda State Industrial University and became the Head of the Department of Civil Engineering in 1987 and First Vice-rector in 1999.  Prof. Askar was awarded the Doctor of Technical Science degree from Karaganda State Technical University, Kazakhstan in 1996. In 2000, he was elected as Professor of Department of Civil Engineering of Eurasian National University (ENU), Astana (Nur-Sultan), Kazakhstan and appointed the Director of Geotechnical Institute of ENU, Astana, Kazakhstan in 2003. From 2009 to 2018, he served as the Head of Department of Civil Engineering of ENU. In 2011-2012, He was visiting Professor (2011-2) and inviting Professor (2012-3) of Columbia University, New York, USA.

Prof. Askar is a Past Vice President of ISSMGE for Asia and President of Kazakhstan Geotechnical Society. He has supervised over 30 PhD dissertations and 6 Dr. Engineering dissertations (including foreign students from Japan, Turkey, South Korea, Cambodia, Tajikistan, Taiwan, Mongolia and Russia). Since 2013, Prof Askarwas the Chair of ISSMGE TC305 on “Geotechnical Infrastructure of Mega cities and new capitals” and organized several TC305 workshops at ENU. He is also an active member of ASCE, ATC-3, ATC-10, ATC-19, RSSMGE, and GGS. Prof Askartravels extensively to deliver invited lectures on geotechnical problems involving soft soil ground in many universities and companies worldwide. He has published over 350 scientific papers including 4 books on Geotechnical Engineering.

The expertise of Prof. Askar includes piling and deep foundations, geo-monitoring, undermining soil ground, disaster prevention and reduction, and in-situ testing. He served as a geotechnical consultant for the new capital Nur-Sultan of Kazakhstan, West Kazakhstan (Caspian Sea area), Almaty (old capital of Kazakhstan), Saint-Petersburg, and Yuzhno-Sakhalinskin Russia.

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