HELLO WORLD

FACULTY Info.

Name:

Dr. Mehedi Ahmed Ansary
Designation: Professor & Founder Director, BUET-Japan Institute of Disaster Prevention & Urban Safety (BUET-JIDPUS)
Degree: B.Sc.Engg.(Civil), BUET; M.Sc.Engg.,BUET; Ph.D., University of Tokyo, Japan. (Earthquake Engineering)
Other Positions: Founder Secretary General, Bangladesh Earthquake Society (BES)
E-mail: ansary@ce.buet.ac.bd
Field of Interest: Earthquake-Geotechnical Engineering
Publications: I. Journals

(1) Ansary, M. A., Yamazaki, F., and Katayama, T. (1995). Statistical analysis of peaks and directivity of earthquake ground motion, International Journal of Earthquake Engineering and Structural Dynamics, Vol. 24 (11), pp. 1527-1539.

(2) Ansary, M. A., Yamazaki, F., and Katayama, T. (1996). Application of microtremor measurements to the estimation of site amplification characteristics, Bulletin of Earthquake Resistant Structure Research Center, IIS, University of Tokyo, No. 29, pp. 95-113.

(3) Ansary, M. A., Yamazaki, F., and Katayama, T. (1996). Observation of Microtremor using array at Hualien large-scale seismic test site, Taiwan, Journal of the Civil Engineering, IEB, No. 24(1), pp. 41-54.

(4) Yamazaki, F. and Ansary, M. A. (1997). Horizontal-to-vertical spectrum ratio of earthquake ground motion for site characterization, International Journal of Earthquake Engineering and Structural Dynamics, Vol. 26, pp. 671-689.

(5) Noor, M. A., Ansary, M. A. and Seraj, S. M. (1997). Critical Evaluation and Comparison of Different Seismic Code Provisions, Journal of the Civil Engineering, IEB, No. 25(1), pp. 1-20.

(6) Ansary, M. A., Yamazaki, F., and Katayama, T. (1997). Analysis of ground motions at a reclaimed site during the 1995 great Hanshin earthquake, Journal of the Civil Engineering, IEB, No. 25(1), pp. 79-96.

(7) Ansary, M. A. and Yamazaki, F. (1998). Behavior of Horizontal and Vertical SV at JMA Sites, Japan, Journal of Geotechnical and Geoenvironmental Engineering, ASCE, Vol. 124(7), pp. 606-616.

(8) Ansary, M. A., Siddique, A. and Safiullah, A. M. M. (1999). Compressibility and Permeability Characteristics of Selected Coastal Soils of Bangladesh, Indian Geotechnical Journal, Vol. 29 (2), pp. 162-185.

(9) Siddiquee, M.S.A., Ansary, M.A., Sutradhar, A. and Safiullah, A.M.M. (1999), Numerical Modelling of the Behaviour of Open-ended Steel Pipe Piles, The Indian Engineer, August, 1999.

(10) Ansary, M.A., Sutradhar, A., Siddiquee, M.S.A. and Safiullah, A.M.M. (1999), Laboratory Investigation of the Behaviour of Open-ended Steel Pipe Piles, The Indian Engineer, September, 1999.

(11) Ansary, M. A. (1999). A Report on Strong Ground Motion Characteristics and Damage of Infrastructures During the 1995 Kobe Earthquake, BUET Journal, December, 1999, pp. 68-85.

(12) Ansary, M. A., Noor, M. A. and Seraj, S. M. (2000). Response spectra based on simulated earthquakes and its application and assessment, Journal of the Civil Engineering, IEB, No. 27(1), pp. 1-20, June, 2000.

(13) *Ansary, M. A., Al-Hussaini, T. M., Sharfuddin, M. and Chaudhury, J. R. (2001) 1999 Moheskhali Earthquake: A Damage Study, Journal of Asiatic Society of Bangladesh (Science), No. 27(2), pp. 139-149, December, 2001.

(14) *Ansary, M. A., and Sharfuddin, M. (2002) Proposal for a new seismic zoning map for Bangladesh, Journal of the Civil Engineering, IEB, No. 30(2), pp. 77-89, December, 2002.

(15) *Ansary, M. A., and Meguro, K. (2003) Economic Consequences of Large Earthquakes for Dhaka, Bangladesh, Bulletin of Earthquake Resistant Structure Research Center, IIS, University of Tokyo, No. 36, pp. 177 - 193.

(16) *Ansary, M. A. and Sabri, S. A. (2003) Intensity Re-Estimation of the 1918 Srimangal (Bangladesh) Earthquake, Journal of Asiatic Society of Bangladesh (Science), No. 29(1), pp. 45-52, June, 2003.

(17)*Ansary, M. A. (2003) Economic loss of Dhaka due to an earthquake of intensity viii, Insurance Journal of Bangladesh No. 54, pp. 107-132.

(18) *Ansary, M. A. (2004) Seismic loss estimation of Dhaka for an earthquake of intensity vii, Oriental Geographer, No. 48 (1), pp. 1-16.

(19) *Ansary, M.A. and Ali, M. (2004). Seismic risk of Dhaka city and role of the insurance community, Insurance Journal of Bangladesh, No. 55, pp. 5-34.

(20) *Ansary, M. A., Noor, M. A. and Rashid, A. Site amplification characteristics of Dhaka city, Journal of the Civil Engineering, IEB (accepted for publication).

(21) *Ansary, M. A. and Sharfuddin, M. Seismicity of Bangladesh and adjoining region, Journal of Asiatic Society of Bangladesh (accepted for publication).

(22) *Ansary, M. A. and Abid, K. A. Lime Stabilization on Soil of a Selected Reclaimed Site of Dhaka, Geotechnical Journal (accepted for publication).

(23) *Ansary, M. A. and Sabri, S. A. Magnitude-intensity and intensity-attenuation relationships for earthquakes in Bangladesh and surrounding region, Current Science (submitted for review).

(24) *Ansary, M. A. Recent Earthquake Related Activities in Bangladesh, Journal of the Multi-Disciplinary Engineering, IEB (submitted for review).

(25) *Ansary, M. A., Rahman, M. and Haque, M. A An SSI Analysis on Seismic Response of Bridge Structure in Bangladesh, The Indian Engineer (submitted for review).

(26) *Ansary, M. A., Alam, M. S. and Shahriar, A. Assessment of Seismic Vulnerability for Chittagong City, Protibesh, Vol. 11(1), pp. 23-32, January, 2007.

(27) *Ansary, M. A., Noor, M.A. and Islam, M. Effect of flyash stabilization on geotechnical properties of some coastal soils of Bangladesh, Journal of the Multi-Disciplinary Engineering, IEB (submitted for review).

(28) Alam, M. J. B., Ansary, M. A., M.S. Rahman, Z.U. Ahmed, A. A. B. Imtiaz, and M.M. Hossain (2007). Assessment of Vulnerability of Critical Infrastructures due to Earthquake in Sylhet City and Management, Proceedings Pakistan Academy of Sciences, Vol. 44(3), pp. 197-200.

(29) Ansary, M. A., Alam, M. J. B. and Mamun, M.A. (2008). Estimation of Earthquake Damage in Gas Pipeline - A Case Study, The Icfai Journal of Earth Sciences.

(30) Ansary, M. A., A. A. B. Imtiaz and Alam, M. J. B. (2008). Assessment of Vulnerability of Critical Infrastructures (school and hospital buildings) due to Earthquake in Sylhet City, Stamford Journal of Civil Engineering, Vol. 1(1).

II. Refereed International Conference Proceedings .

(28) Ansary, M. A., Yamazaki, F., Kokusho, T. and Ueshima, T. (1995). Microtremor observation at Hualien LSST array site, Taiwan, Ist International Conference in Geotechnical-Earthquake Engineering Vol. 1, pp. 357-362, Tokyo, Japan. (29) Yamazaki, F., Ansary, M. A. and Towhata, I. (1995). Application of a dynamic effective stress model at a reclaimed site during the Great Hanshin earthquake, 1995, Ist International Conference in Geotechnical-Earthquake Engineering Vol. 1, pp. 591-597, Tokyo, Japan. (30) Ansary, M. A., Siddique, A., Siddiquee, M. S. A. and Ali, M. H. (1998). Stress-Strain-Strength and Stiffness Characteristics of Rock Samples from Maddhapara in Bangladesh, The Geotechnics of Hard Soils-Soft Rocks, pp. 3-14, Evangelista and Picarelli (Eds.), Balkema, Rotterdam. (31) Siddique, A., Ansary, M.A., Al-Hussaini, T.M., Kabir, M.H. and Islam, S. (1998) "Stability Analysis and Remedial Design of Damaged Sections of Dhaka Flood Protection Embankment", Proceedings, 13th South East Asian Geotechnical Conference, pp. 649-654, Nov. 16 – 20, Taipei, Republic of China. (32) Ansary, M.A., Siddique, A., Al-Hussaini, T.M., Kabir, M.H. and Islam, S. (1998). "Soil Investigations at a Dhaka Integrated Flood Protection Project Site", Proceedings, 13th South East Asian Geotechnical Conference, pp. 13-18, November 16 - 20, Taipei, Republic of China. (33) Ansary, M. A., Noor, M. A. and Seraj, S. M. (1998). Stochastic Approach in The Development of Response Spectra Based on Simulated Earthquakes, ICTACEM98, Dec. 1-5, Kharagpur, India (in CD-ROM). (34) Seraj, S. M., Noor, M. A. and Ansary, M. A. (1998). Application of Proposed Spectra and Comparison of Proposed Spectra with UBC Spectra, ICTACEM98, Dec. 1-5, Kharagpur, India (in CD-ROM). (35) *Ansary, M.A. and Sharfuddin, M. Earthquake Hazard Mapping in Bangladesh and Surrounding Region, 6th International Conference on Seismic Zonation, November 12-15, 2000, California, USA (CDROM). (36) *Ansary, M.A. and Ali, M. Seismic risk of Dhaka city and role of the insurance community, 5th Asia-Pacific Risk and Insurance Association Annual Conference (APRIA),, July 15-18, 2001, Bengalore, India (CDROM). (37) *Ansary, M. A. Earthquake Damage Scenario for Sylhet, Bangladesh, 7th USNCEE, held at Massachusetts, USA, July 21-25, 2002 (CDROM). (38) *Siddique, A., Ansary, M. A. and Siddiquee, M.S.A. Physical and Mechanical Properties of Rock Samples from Maddhapara, Bangladesh, ISRM, held at Delhi, September 24-27, 2002 (CDROM). (39) *Ansary, M. A., Siddique, A. and Hasan, K.A. A Study of Lime Stabilisation on soil of a Selected Reclaimed site of Dhaka City, 12ARC, August 4-8, Singapore, 2003 (CDROM). (40) *Siddiquee M. S. A., Ansary, M. A. and Mannan, R. Development of a Soil Parameter Interpolation Based on ANN, 12ARC, August 4-8, Singapore, 2003 (CDROM). (41) *Ansary, M. A. A study on damage scenarios for residential buildings in Dhaka city, SEMC 2004, Cape Town, South Africa, July 5-7, 2004. (42) *Ansary, M. A. and Noor, M.A. Vulnerability assessment of existing non-engineered and engineered structures of Dhaka city by RVS and NDT techniques, New Technologies for Urban Safety of Mega Cities in Asia, October 18-19, 2004. (43) *Ansary, M. A. and Hasan, K.A. A Study of Cement Stabilisation on soil of a Selected Reclaimed site of Dhaka City, 15SEAGC, December, Bangkok, 2004 (CDROM).

(f) Conferences (national and international conferences and seminars): (ii) Proceedings:

(44) Ansary, M.A, and Dowla, I.U. (1993), Ground Improvement - state of the art report and application prospect in Bangladesh, Ist Bangladesh-Japan Joint Geotechnical Engineering Seminar on Ground Improvement, pp. 1-25, Dhaka. (45) Ansary, M. A., Yamazaki, F and Katayama, T (1994). Conversion factors for different definitions of peak values of ground motion indices, Proc. 49th Annual Conference of Japan Society of Civil Engineers, Vol.1, pp. 1328-1329, Sapporo, Japan. (46) Ansary, M. A., Yamazaki, F and Katayama, T (1994). Peak Values of ground motion indices based on two horizontal components, Proc. 9th Japan Earthquake Engineering Symposium, Vol. 3, pp. E037-E042, Tokyo, Japan. (47) Ansary, M. A., Fuse, M., Yamazaki, F. and Katayama, T. (1995). Use of Microtremors for the Estimation of Ground Vibration Characteristics, 3RD International Conference on Recent Advances of Geotechincal Engineering and Soil Dynamics, Vol. 2, pp. 571-574, St. Louis, USA. (48) Ansary, M. A., Yamazaki, F., Katayama, T. and Towhata, I. (1995). Analysis of ground motions at a liquefied site during the 1995 great Hanshin earthquake, 23rd JSCE Earthquake Engineering Symposium, pp. 277-280, Hachioji, Japan. (49) Ansary, M. A., Yamazaki, F., Katayama, T. and Towhata, I. (1995). One dimensional response analysis by effective stress method at a liquified site during he great Hanshin earthquake, 1995, Proceeding 50th Annual Conference of Japan Society of Civil Engineers, Vol. 1-B, pp. 1228-1229, Matsuyama, Japan. (50) Ansary, M. A., Yamazaki, F., and Katayama, T. (1995). Analysis of ground motions at Kobe Port Island vertical array site during the 1995 great Hanshin earthquake, Pacific Conference on Earthquake Engineering, Vol. 1, pp. 81-90, Melbourne, Australia. (51) Tong, H. N., Ansary, M. A. and Yamazaki, F. (1996). Predominant period and non-linear response of soil layers from multiple-site records, 11th World Conference of Earthquake Engineering, June, Acapulco, Mexico (in CD-ROM). (52) Ansary, M. A., Yamazaki, F., and Katayama, T. (1996). Site Characterization by Horizontal to Vertical Spectral Ratio, Proceeding 51th Annual Conference of Japan Society of Civil Engineers, Vol. I-B, pp. 416-417, September, Japan. (53) Ansary, M. A., Yamazaki, F., and Katayama, T. (1997). Stability of horizontal-to-vertical response spectral ratio using Japanese earthquake database, Proceedings 3rd Asian Young Geotechnical Engineers Conference, Singapore, May 14-16, 1997. (54) Yamazaki, F. and Ansary, M. A. (1997). Stability of H/V spectrum ratio of earthquake ground motion, Transactions of 14th International Conference on Structural Mechanics and Reactor Technology (SmiRT), Vol. 7, pp. 37-43, August, France. (55) Siddiquee, M. S. A., Ansary, M. A., Sutradhar, A. and Safiullah, A. M. M. (1997). Behaviour of Open-Ended Steel Pipe Piles In Granular Soil, 30th Anniversary Conference of SEAGE, pp. 3-14 to 3-28, AIT, Bangkok. (56) Ansary, M. A. (1998). Seismicity in Bangladesh and Assessment of Existing Earthquake Catalogue, International Symposium on Information Technology Tools for Natural Disaster Risk Management, pp. 75-92, S. Herath (Ed.), Feb. 4-6, AIT, Bangkok. (57) Abedin, Z., Huat, B.B.K. and Ansary, M. A. (1998). Ultimate Capacity of a Low Cost Pile Foundation in Soft Ground, International Conference on Low and Low Medium Cost Housing Development, July 9-10, Kuching, Malaysia, pp. 131-138. (58) Ansary, M. A., Seraj, S. M. and Roy, U.K. (1999). Modelling of a Bangladeshi Rural Hut for Wind Tunnel Test, Proc. of the Second Int. Housing & Hazards Workshop, February 6-8, Dhaka, pp. 21-28. (59) Ansary, M. A., Siddiquee, M. S. A. and Shamsul, I. (1999). A Case Study on Dhaka Embankment, 13th ASCE EMD, June, Baltimore, USA (in CD-ROM). (60) Ansary, M.A. (1999). Use of Microtremors in the Estimation od Site Amplification Characteristics, 13th ASCE EMD, June, Baltimore, USA (in CD-ROM). (61) Ansary, M.A., Siddiquee, M. S. A., Siddique, A. and Safiullah, A. M. M. (1999). Status of Static Pile Load Test in Bangladesh, Proceedings, 11th Asian Regional Conference, August 16 - 20, Seoul, Korea, pp. 241-244. (62) Noor, M. A., Ansary, M. A. and Seraj, S. M. (1999). Response Spectra from Real Earthquakes and its Application, Seventh East Asia-Pacific Conference on Structural Engineering & Construction (EASEC-7), August 27-29, Kochi, Japan, pp. 722-727. (63) Ansary, M. A., Noor, M. A. and Seraj, S. M. (1999). Seismic Codes - Revisited, International Conference on Earthquake Hazard and Risk in the Mediterranean Region, October 18-22, Nicosia, North Cyprus. (64) Ansary, M. A., Siddiquee, M. S. A. and Mannan, R. (1999). Artificial Neural Networks for the Development of Interactive Database of Soil Strength Parameters, Civil and Environmental Engineering Conference, November 8-12, AIT, Bangkok, pp. I-59 – I-66. (65) Ansary, M.A., Al-Hussaini, T. M. and Sharfuddin, M. (2000). Damage Assessment of July 22, 1999 Moheskhali Earthquake, Bangladesh, 8th ASCE Specialty Conference on Probabilistic Mechanics and Structural Reliability, July 24-26, 2000, Indiana, USA (published in CDROM). (66) Ansary, M.A. and Rashid, A. (2000). Generation of Liquefaction Potential Map for Dhaka, Bangladesh, 8th ASCE Specialty Conference on Probabilistic Mechanics and Structural Reliability, July 24-26, 2000, Indiana, USA (published in CDROM). (67) Siddique, A., Safiullah, A. M. M. and Ansary, M.A. (2000) Characteristic Features of Soft Ground Engineering in Bangladesh, IS-Yokohama 2000, September, Tokyo, Japan, 2000. (68) *Ansary, M.A., Roy, U.K., Hodgson, R. and Seraj, S.M. (2000). A Wind Tunnel Study on the External Pressure Distribution of a Typical Bangladeshi Rural Hut, International Millennium Conference on Housing and Hazards and Rural Community, Dhaka, Bangladesh, November 24-25, 2000. (69) *Ansary, M.A. and Sharfuddin, M. (2000). Earthquake Hazard Scenario in Greater Sylhet Region, International Millennium Conference on Housing and Hazards and Rural Community, Dhaka, Bangladesh, November 24-25, 2000. (70) *Roy, U.K., Ansary, M.A., Seraj, S.M. and Hodgson, R. (2000). An Experimental Study Towards Improvement of Wind Resistant Rural Homes in Bangladesh, December, 2000, MIRCEI Institute, Exeter, UK. (71) *Siddique, A., Ansary, M.A. and Safiullah, A. M. M. (2001). Characteristic Features of Soft Soils in Bangladesh, Prospects of Environmental Engineering in Bangladesh, August 10-11, SUST, Sylhet, 2001. (72) *Ansary, M.A. (2001). Seismic Risk of Sylhet, Prospects of Environmental Engineering in Bangladesh, August 10-11, SUST, Sylhet, 2001. (73) *Siddique, A., Ansary, M.A. and Safiullah, A. M. M. (2001). Damages to Railway Embankments during the 1998 Floods in Bangladesh, 15th ISSMGE, Istanbul, Turkey, August 27-31, 2001. (74) *Ansary, M. A. (2001). Magnitude-intensity and intensity-attenuation relationships for Bangladesh earthquakes, IAGA-IASPEI Assembly, Hanoi, Vietnam, August 20-31, 2001. (75) *Ansary, M.A. and Sabri, S.A. (2001). Intensity Re-Estimation of the 1918 Srimangal Earthquake, Bangladesh, SDEE10, October 7-10, USA, 2001. (76) *Ansary, M. A. and Meguro, K. (2003). Study on seismic microzonation of Dhaka Bangladesh, XL2003, August 3-6, Toronto, Canada, 2003. (77) *Ansary, M. A., Sadek, A. and Al-Hussaini, T. M. (2003). 2003 Rangamati Earthquake-An Engineering Assessment, Seminar on 2003 Rangamati Earthquake, Dhaka, September 4, 2003. (78) *Alam, M.A., Haque, M.M., Kashem, M.S.B. and Ansary, M. A. (2003). Community Based Disaster Management-Experiences from Old Dhaka, Seminar on 2003 Rangamati Earthquake, Dhaka, September 4, 2003. (79) *Ansary, M. A. (2003). Loss Estimation of Dhaka for an Earthquake of Intensity VII, Seminar on Earthquake Monitoring & Loss Estimation in Bangladesh, Dhaka, October 21, 2003. (80) *Ansary, M. A. and Choudhury, J.R. (2003). Risk due to Natural Disasters in Dhaka City and Measures for Mitigation, EMI Workshop: Reducing Urban Risk Through International Cooperation, Mumbai, December 4-6, 2003. (81) *Ansary, M. A. (2003). Status of Earthquake Risk Mitigation in Bangladesh, Third WSSI Workshop: Seismic Risk Management for Countries of the Asia Pacific Region, Bangkok, December 7-8, 2003. (82) *Kamal, ASMM, Midorikawa,S., Yamazaki, Y. and Ansary, M. A. (2004). Preliminary Evaluation of Surface Soil Response Applying the H/V Spectral Ratio Technique to Microtremor Data within Dhaka City, Bangladesh, First International Conference on Urban Earthquake Engineering, March 8-9, 2004, Tokyo, Japan. (83) *Al-Hussaini, T. M., Ansary, M. A. and Choudhury, J.R. (2004). Seismic Instrumentation System for Jamuna Bridge, 13th World Conference on Earthquake Engineering, Vancouver, B.C., Canada, August 1-6, 2004. (84) *Ansary, M. A. and Al-Hussaini, T. M. (2004). Strong Motion Instrumentation in Bangladesh, Fourth International Workshop on Seismic Analysis in the South Asia Region, Dhaka, Bangladesh, September 12-15, 2004. (85) *Ansary, M. A. and Khan, M.S.A. (2005). Prediction Of Ultimate Load Capacities of Precast Piles from Pile Load Test Data of Bangladesh PWD, 3rd APM & ICCE of IEB, Dhaka, Bangladesh, March, 2005. (86) *Ansary, M. A., Siddique, A. and Bashar, M.A. (2005). Geotechnical Characterisation of Soil of Dhaka City, 3rd APM & ICCE of IEB, Dhaka, Bangladesh, March, 2005. (87) *Sarker, JK, Ansary, M. A., Khan, MAU and Safiullah, AMM. (2005). Geotechnical Characterisation of Soil of Mymensingh Town, 3rd APM & ICCE of IEB, Dhaka, Bangladesh, March, 2005. (88) *Ansary, M. A. (2005). Recent Earthquake Related Activities in Bangladesh, Seminar on Tsunami & Seismic Risk Action for Bangladesh, Dhaka, April 21, 2005. (89) *Sarker, JK, Ansary, M. A., and Rahman, M. S. Seismic Risk Analysis of Mymensingh Town, INCEDE 2005, Charlotte, USA, July 24-30, 2005. (90) *Siddique, A., Safiullah, A. M. M. and Ansary, M.A. An Investigation into Embankment Failure along a Section of a Major Highway, 16ICSMGE, September 12-16, Osaka, Japan, 2005. (91) *Ansary, M. A. and Islam, M.R. Seismic Microzonation of Sylhet City, 4th International Symposium on New Technologies for Urban Safety of Mega Cities in Asia (USMCA 2005), October 18-19, 2005. (92) *Ansary, M. A., Noor, M.A. and Islam, M. Effect of flyash stabilization on geotechnical properties of Chittagong coastal soil, Geotechnical Symposium in Roma, March 16-17, 2006, Italy (Abstract accepted). (93) *Ansary, M. A. and Sadek, A. Assessment of 2003 Rangamati Earthquake, Bangladesh, 8th USNCEE, to be held in April 18-21, 2006, San Francisco, USA. 

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