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TAPESH KUMAR AJMERA Gurgaon, India Phone No.: +91‐8826074442 Canadian Permanent Resident Email: [email protected]
SUMMARY OF QUALIFICATIONS
8 years’ experience in surface and subsurface numerical modeling, dewatering, soil and groundwater remediation of contaminated sites, including emphasis on site characterization and conceptual side modeling, rainfall‐runoff modeling, water quality modeling, project management, and project coordination.
Detailed knowledge of hydrology and hydrogeology, environmental engineering, environmental impact assessment (EIA), geostatistical, and water resources management.
Worked on statistical and stochastic methods for environmental and hydrological data analysis
Executed projects within budget and schedule; procured; meeting with govt. organization (e.g., PUB, MOE, DOD) industries people.
Strong written and verbal communication skills as demonstrated in scientific writings and presentations.
Drafted research grant proposal, manuscripts for publication in esteemed refereed journals and conferences, and assisted in book chapter and report writing.
Excellent problem solving and analytical skills and management skills.
Ability and willingness to travel and conduct fieldwork, and adherence to safe work practices.
SPECIALTIES
Site investigation and characterization
Groundwater control system design (Dewatering)
Pumping and monitoring well design.
Groundwater flow and contaminant transport modelling and multiphase modelling
Statistical and stochastic methods for environmental and hydrology data analysis
Project coordination and management
WORK EXPERIENCE
Canada, UAE, US, Singapore, Qatar, Kingdom of Saudi Arabia, Oman, India, Denmark
PROFESSIONAL EXPERIENCE
Currently, working as a Hydrogeologist/Dewatering Specialist at COWI, India, 2013‐ongoing
Responsibilities included pump test analysis for aquifer characterization, groundwater numerical and preparing specification for pumping tests, and monitoring programmer, and appraisal report.
Data analysis and characterization of aquifer parameters to develop baseline parameter.
Dewatering design for 1) Madinah Haram Expansion, Saudi Arabia, 2) Red Line North Underground, Qatar and 3) Abu Hamour, Qatar.
Groundwater modelling to determine inflow rate (dewatering inflow rate), provide input to geotechnical investigation report for IDRIS tender design, Qatar.
Developed site‐specific conceptual model for six waterworks; OvergaardGods, Skoedshoved, SoenderBaek, YderbyLyng, Farup, and Helgenaes, of Denmark to determine capture zone. In addition, calibration form observed data such as flow rate, water level, and recharge rate.
Manage time‐resource for ongoing projects and forecast for upcoming projects.
Executed internal ISO audit for water & environment department.
Prepared water & environment department brochure.
Worked as a Hydrogeologist/Project Engineer at Action International Services, Dubai, UAE, 2012‐2013
Responsibilities included site visit for assessment of well installation and dewatering, to conduct pump test for aquifer characterize, analysis of drawdown data and groundwater numerical and prepare repot and present to client.
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Design the dewatering pumping system and conceptual site model, and optimize the cost with safe work environment.
Developed spreadsheet based analytical/empirical solutions for ground water control system and incorporates sensitivity analysis, which would be provide uncertainty, and graphical representation. (e.g., Dewater for confined and unconfined aquifer, Inverse calculation for estimate the permeability, Grain size distribution for permeability using various methods, and Settlement calculation., etc.).
Executed projects within budget and schedule; meeting with industries people.
Worked as a Research Engineer at National University of Singapore (NUS), Singapore, 2011‐2012
Responsibilities included site assessment and well installation and tracer test, to characterize the sewer leakage site (Study Area: Jurong Lake Catchment, Singapore).
Interpret the field and lab data of pollutant of site, and to predict pollutant migration from the leaking sewage in subsurface
to evaluate the effectiveness of the rehabilitation in improving water quality(e.g. Jurong Lake)
Worked as a Research Assistant at University of Waterloo, Canada, 2007‐2010
Responsibilities included site monitoring and data collection, to characterize the contaminated fracture‐porous media site (Study Area: Smithville, Ontario, Canada).
Interpret the field and lab data of contamination, and to predict contamination plume migration in subsurface, Check the regulatory guidelines to achieve the goal
Executed projects within budget and schedule; procured; meeting with industries people (e.g. Golder Associates, Earthfx )
Employed commercial numerical models HydroGeoSphere and CompFlow for assistance in site characterization and investigation, to obtain relevant information on plume and source zone depletion.
Performed geo‐statistical (kriging) and statistical analysis, including study of probability distribution, to characterize groundwater table.
Project Officer at Nanyang Technological University (NTU), Singapore, 2006‐2007
Responsibilities included water quality monitoring, modeling of rainfall runoff using artificial neural networks, and management of reservoir /catchments (Watershed) system (Study Area: Kranji and Marina Catchments/Reservoirs).
Executed projects within budget and schedule; procured, installed, tested and commissioned various field and laboratory equipments including gauging stations and lake diagnostic systems
Drafted research proposals as project coordinator between NTU and Public Utility Board, Singapore
Apprentice Trainee in Public Works Department, Rajasthan, India, 2004
Responsibilities included planning and resource management for pavement design and construction, and preparing project proposals
MAJOR PROJECTS EXECUTED
Groundwater modelling to determine inflow rate (dewatering inflow rate), provide input to geotechnical investigation report for IDRIS tender design, Qatar (2014‐ongoing).
Groundwater modeling to determine the capture zone for six waterworks, Denmark (2014‐ongoing)
Inventory and Mapping of Probably Contaminated Sites in India (2014‐ongoing)
Groundwater control system design of Madinah Haram Expansion, Saudi Arabia (2013‐2014)
Site investigation and dewatering design for Qatar Metro(2012‐Ongoing)
Dewatering design for twenty two shaft at Abu Hamour Qatar (2012‐ongoing)
Strom water management Jeddah, Saudi Arabia (2012‐2013)
Effect of Sewer Leaks On Surface Water Quality in Urban Catchment Area Under Dry And Wet Weather (2011‐Ongoing)
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Systematic Investigation and Characterize of Contaminated Fracture‐Porous Media: Application to Smithville Ontario(2007‐2010)
Numerical Simulations for Designing Sandbox Experiments (2007‐2010)
Impact of Source Mass Depletion and Heterogeneity at Compliance Boundary in Porous Media(2007‐2010)
Impact of Source Mass Depletion at Compliance Boundary in Fractured‐Porous Media (2007‐2010)
Development of Stage Discharge Rating Curve Using Model Tree and Neural Networks: An Application to Peachtree Creek In Atlanta
Groundwater Level Estimation Using Model Tree and Neural Networks: An Application To Bear Creek Watershed(2009‐2010)
Evaluation of the Accuracy of Ordinary and Universal Kriging for Interpolating Non Stationary Water Level Data(2009‐2010)
Numerical Simulation of Borden Aquifer, Ontario, Canada (2007)
North Campus Field Study, Waterloo, Ontario, Canada (2008)
Water Quality Monitoring, Modeling and Management of Marina and Kranji for a Reservoir /Catchments System (2006‐2007)
Parameter Estimation of Confined Aquifer Using Artificial Neural Network (2004‐2006)
EDUCATION
M.Sc., Specialization in Hydrology and Hydrogeology, Department of Earth and Environmental Sciences, University of Waterloo, Canada, 2010
Thesis: Site Investigation and Modeling of DNAPL Migration in Fractured‐Porous Media
Developed conceptual model of multi‐layer complex fractured‐porous media of Smithville site, and prediction of the impact of source mass depletion at the site in achieving regulatory goals
Teaching Assistant: Physical Hydrogeology, Disasters and Natural Hazards
Awards: Science Graduate Experience Award, University of Waterloo Graduate Scholarship
Relevant Courses: Physical Hydrogeology, Physical Processes in Groundwater Systems, Groundwater Modeling, Advanced Groundwater Modeling, Analytical Methods in Mathematical Geology, Field Methods in Hydrogeology.
M.Tech., Specialization in Water Resources Management, Civil and Environmental Engineering, Indian Institute of Technology Bombay, India, 2006
Thesis: Parameter Estimation of Confined Aquifer using Artificial Neural Network
Relevant Courses: Environmental Impact Assessment, Numerical Methods, Groundwater Hydrology, Urban Water and Environmental Management, Environmental Planning Development.
B.E., Civil Engineering, Engineering College Kota, Kota, Rajasthan, India, 2003
WORK HISTORY
Hydrogeologist Specialist COWI, India Oct 2013 – Ongoing Hydrogeologist Action International Services, UAE Oct 2012 – Oct 2013 Research Engineer National University of Singapore, Singapore Apr 2011 – Sep 2012 Research Assistant University of Waterloo, Canada Sep 2007 – Aug 2010 Teaching Assistant University of Waterloo, Canada Sep 2007 – Aug 2010 Project Officer Nanyang Technological University, Singapore Jun 2006 – Jul 2007 Teaching Assistant Singapore Stanford Partnership, Singapore Oct 2006 – Dec 2006 Teaching Assistant Indian Institute of Technology, India Jul 2004 – Jun 2006 Apprentice Trainee Public Works Department, India Jan 2004 – May 2004
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PARTICIPATION AND PRESENTATION AND SEMINAR GAVE
Guest lecture in TEQIP short‐term course on “Water Resources Management and Climate Change Impacts Assessment”, held on 22nd – 26th December 2014 at Indian Institute of Technology Guwahati.
Attended one‐day workshop on “Time Management Training”, organized by COWI, India. Attended one‐day workshop on “Business Communication Training”, organized by COWI, India. Presented on “Environmental Fluid Mechanics and Water Quality Analysis of Powai Lake”, Department of
Civil Engineering, IIT Bombay. Presented on “Remote Sensing Applications for Water Quality”, Department of Civil Engineering, IIT
Bombay. Presented on “Economical and Environmental Study of River Interlinking Project”, Department of
Humanities and Social Sciences, IIT Bombay. Actively participated and gave a presentation in QIP course on “Soft Computing in Civil Engineering”, held
on 2nd – 6th January 2006 at Indian Institute of Technology Bombay. Actively participated in workshop “Roadside Drainage System Design and Practices”, held on 7th January
2006 at Indian Institute of Technology Bombay organized by Department of Civil Engineering for MMRDA and BMC.
Attended three‐day workshop on “Water Quality Monitoring, Modeling and Management for a Reservoir /Catchments System”, organized by Public Utility Board, Singapore.
50 Day practical training after 3rd year of engineering completed at Public Works Department Kota, Rajasthan.
40 Day practical training after 2rd year of engineering completed at Public Works Department Kota, Rajasthan.
SELECTED PUBLICATIONS
Book:
A.K. Rastogi, A. Lila, and Tapesh Ajmera “ANN, SA and GA application in Groundwater Hydrology: Evolutionary Algorithms in Parameter Estimation of Confined and Unconfined Aquifers”, LAP LAMBERT Academic Publishing, ISBN‐13: 978‐3845471709, 2011, Pages‐372.
Published:
Ajmera T. K and Manish Goyal “Development of Stage Discharge Rating Curve Using Model Tree and Neural Networks: An Application to PEACHTREE Creek in Atlanta”, Expert Systems With Applications, DOI 10.1016/j.eswa.2011.11.101.
Ajmera T. K and A. K. Rastogi "Artificial Neural Network Application on Estimation of Aquifer Transmissivity", Journal of Spatial Hydrology, Vol.8, No.2, Fall‐2008, pp‐15‐31.
• Ajmera T. K and A. K. Rastogi “Developed the relation between discharge‐stage using artificial neural network”, Advances in Geosciences,Vol.11: Hydrological Science, 2007, pp 197‐206.
• Ajmera T K and A. K. Rastogi “ANN–Inverse Modeling for Parameter Estimation in Porous Media", Proceeding 2nd International Conference on Hydrology and Watershed Management (ICHWAM‐2006), Centre for Water Resources, JNTU, Hyderabad, December 5 – 8, 2006.
• Ajmera T. K, A. K. Rastogi and Shuy E. Ban “Prediction of Zonal Transmissivity of Aquifer Using Feed Forward Backpropagation Neural Network Model", International Groundwater Conference at Coimbatore, India Feb. 2007, pp 7‐10.
• Ajmera T. K et al. “Computational and experimental investigation of contaminant plume response to DNAPL source zone architecture and depletion in porous and fractured media”, Partners in Environmental Technology, Technical Symposium and Workshop, Washington, D.C., Dec, 2009 pp 1‐3.
• Ajmera T K, Arvind K. Singh and Surabhi Gaur “Study of Water Quality Parameters using Advanced Remote Sensing Techniques”, Proceedings of National Conference (CETIC‐2006), Baroda, India, March 11‐12, 2006.
• Ajmera T. K and Manish Goyal “Evaluation of Soft Computing Algorithms for Estimation of Spatial Transmissivity” Communicated (Accepted).
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In preparation: International Journal Papers • Ajmera T. K “Investigation and Characterization of Hydraulic Conductivity and TCE Concentration: An
Application to Smithville Ontario Canada”. • Ajmera T. K, “Impact of source mass depletion at compliance boundary in fractured‐ porous media”. • Dipa Dey and Tapesh K Ajmera "Evaluation of Accuracy of Ordinary and Universal Kriging for Interpolation Non
Stationary Water Level Data".
Ajmera T. K “Investigation and Characterization of Contaminated Fractured‐Porous Media Site: An Application to Smithville Ontario Canada”.
• Ajmera T. K, “Impact of Source Mass Depletion and Heterogeneity at the Compliance Boundary in Porous Media”.
Ajmera T. K. and Chui T.F.M “Investigate the Interaction Between Groundwater and Sewer Leaking Pipe in 2D Model and Response of Contamination to Near by Drain System".
Ajmera T. K. and Chui T.F.M "Developed Three Dimensional Groundwater and Sewer Leaking Pipe Interaction Model for Flow and Solute Transport ".