Civil Engineering

Head of Department

Dr. Hriday Mani Kalita
Ph.D(IIT Guwahati )

E-mail:
hod.civil@nitm.ac.in

Faculty

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Dr. Smrutirekha Sahoo Assistant Professor

Ph.D, IIT Delhi

smrutirekha.sahoo@nitm.ac.in
9402102410
https://nitmeghalaya.irins.org/profile/101567

Research Interest

Geotechnical Engineering based Model Testing, Finite Element Method application in Geotechnical Engineering, Ground Improvement Techniques, Geotechnical Earthquake Engineering, Slope stability, Instrumentation, Real Time-Monitoring and Remediation of real field conditions.

Education Qualification

Ph.D, IIT Delhi

Work Experience

Working as Assistant Professor in the Department of Civil Engineering at NIT Meghalaya since 2nd November, 2015.

Sponsored Projects

1. Received Financial Sanction of the research project titled “Instrumentation, Real Time-Monitoring and Remediation of a steep soil slope" from Science and Engineering Research Board (SERBat a total cost of Rs. 3503500/- (Rs. Thirty Five Lakh Three Thousand Five Hundred Only) for a duration of 36 months (commencing from 29th June 2019) as Early Career Research Award from Science and Engineering Research Board (SERB), (i.e., A Statutory Body Established Through an Act of Parliament : SERB Act 2008) Department of Science and Technology, Government of India.

2. Received Financial Sanction of Rs. 100000/- from State Council of Science, Technology and Environment (SCSTE) Meghalaya to carry out a project titled as "Ground improvement using Waste Plastic coated Bamboo Grid (WPBG) reinforced soils" at NIT Meghalaya.

3. Received Financial Sanction of Rs. 200000/-  through minor research grant of TEQIP – III,  NIT MEGHALAYA, INDIA to carry out a project titled as "Slope stability aspects of using Waste Plastic coated Bamboo Nails (WPBNs) as reinforcing elements" at NIT Meghalaya.

Awards and/or Recognitions

I. Received “Young Geotechnical Engineer” Award sponsored by Centre for Geomechanics and Railway Engineering, University of Wollongong, Australia and the Organizing Committee of ISGTI-2018 on 7-8 April, 2018. 

II. Awarded for "Outstanding achievement from external agency for the year 2018-19" at Institute level from NIT Meghalaya.

III. Awarded as "Young Woman Researcher in Geotechnical Engineering by VIWA 2022 under Venus International Foundation on 5th March, 2022.

IV. Awarded as "Leading Woman Educationist & Researcher Award under India's Most Prominent Women Empowerment Awards - 2022 from Merit Awards & Market Research (MAMR)" on 8th March 2022.

V. Awarded for "Outstanding Contribution towards S&T Application" by North East Centre for Technology Application and Reach (NECTAR) in association with NIT Meghalaya on 8th March 2022.

VI. International Travel Support (ITS) i.e., Financial assistance granted for participating in "Numerical Methods in Geotechnical Engineering 2023 (NUMGE2023), United Kingdom (26 June, 2023 to 28 June, 2023)" by SERB, Department of Science and Technology, Government of India.

VII. Selected as one of the top 75 Indian women leaders in the field of Geotechnical Engineering by the SC 15 committee (IGS Women Forum) of the Indian Geotechnical Society. My personal and professional journey till date are included in a book titled "Daughters of Indian Soil", to recognize 75 women leaders of Indian origin in Geotechnical Engineering, in line with the 75th year celebrations of IGS to be published during IGC 2023 (14-16 Dec 2023) at IIT Roorkee.

Invited talks delivered

1. Delivered a talk on "Real Time-Monitoring of rainfall-Induced Slope Instability: A case study" on 10th of January, 2023 at College of Engineering, Bhubaneswar for a national level seminar conducted by the Institute.

2. Delivered a lecture on "CFD and Flow through porous media" on 6th December 2021 at NIT Meghalaya in the Short Term Course titled, "RECENT APPLICATIONS OF CFD IN CIVIL AND MECHANICAL ENGINEERING".

3.  Delivered a lecture on 'GEOTECHNICAL DESIGN OF DRIVEN PILES UNDER AXIAL LOADS' on 26-03-2022 via online mode in the 10-Day FDP on "Soft Computing Techniques in Geotechnical Engineering with Emphasis on Pile Foundations" during 14th March to 26th March, 2022 jointly organized by Civil Engineering Department, Vardhaman College of Engineering and E&ICT Academy NIT Warangal.

Student Guidance

PhD

  1. Ms. J Sharailin Gidon working on "INSTRUMENTATION, REAL TIME MONITORING ON PRECIPITATION AND INFILTRATION TRIGGERED LANDSLIDE IN MEGHALAYA(PhD Thesis Submitted)
  2. Mr. RASMIRANJAN SAMAL working on "Slope stability aspects of using treated Bamboo in various forms as reinforcing elements(From 27-07-2021 and continuing)
  3. Mr. BADAVATH NAVEEN working on "Landslide Hazard Analysis and Development of Rainfall Threshold for Meghalaya, India" (From 24-01-2022 and continuing)

M.Tech Projects

  1. Effect of Soil-Structure Interaction for Unsymmetric Buildings on Medium Stiff Clay Soil’ is done by Mr.  Mahesh N. in the Academic Year 2020-21.
  2. ‘Comparative study of Soil Structure Interaction between Tall RCC and Steel building subjected to Earthquake Motion’ is done by Mr. ABHINAV TIWARI in the Academic Year 2021-22.

B.Tech Projects

  1. Dynamic Response of a Buried Pipeline in Sandy Soil Layer: A Finite Element Approach’ is done by Ms. Aibanecia Marwein, Mr. Mc Doff Khyllep, Mr. Mudit Yadav and Ms. Badarisha Kharkongor in the Academic Year 2016-17.
  2. ‘Buried Steel Pipeline in Sandy Soil Layer under strike slip fault, dip slip and oblique slip fault displacement: A Finite Element Approach’ is done by Ms. Charity Marbaniang, Mr. Badonbor Hynniewta and Mr. Khlainborlang Malngiang in the Academic Year 2017-18.
  3. "Rainfall induced Landslides and remedial measures: A Finite element Approach" done by Mr. Nehemiah Dkhar, Mr. Khrawboklang Kharsyiemiong and Mr. Dennybert Shangdiar in the Academic Year 2018-19.
  4. “Geotechnical Properties of Bamboo-Grid Reinforced Soil” is done by Mr. Sachin Kumar Meena, Ms. Surabhi Roy, Mr. Shubham Savale and Mr. Narendra Kumar Meena in the Academic Year 2019-20.
  5. "Risk Assessment of Soil Nails for seismic slope stability based on Adaptive Neuro-Fuzzy Inference System" by Mr. Sudarshan Kilania and Ms. Elizabeth Susngi in the Academic Year 2020-21.
  6. "Study of Rainfall-Induced Slope Instability by Using Grey Relational Analysis" by Ms. Ibanjopthiaw Lyngkhoi, Mr. Sasi Kumar Landa and Mr. Haunidabiang Kam in the Academic Year 2021-22.
  7. “Prediction and Monitoring of Rainfall induced Landslides” by Ms. Altrey Sansara Swer and Ms. Baiahunlang Lyngdoh in the Academic Year 2022-23.

           8. “Controlling Parameters for rainfall induced instability of a slope in Meghalaya” by Ms. Sweety Merry Jyrwa Nongsiej and

                  Mr. Rishanbor Synshiang in the Academic Year 2022-23. 

    Publications

    Book Chapter:

    [1] Sahoo S., Manna B., Sharma K.G. (2019). Seismic Response of a Steep Nailed Soil Slope: Shaking Table Test and Numerical Studies. In:Sundaram R., Shahu J., Havanagi V. (eds) Geotechnics for TransportationInfrastructure. Lecture Notes in Civil Engineering, vol 28. Springer, Singapore.(DOI: https://doi.org/10.1007/978-981-13-6701-4_39),(Print ISBN978-981-13-6700-7,Online ISBN978-981-13-6701-4)


    [2] Sahoo, S. (2022). Meghalaya, In: Sanjay Kumar Shukla (Ed.), Geotechnical Characteristics of Soils and Rocks of India (1st Edition, January 2022, 744 pages), Taylor & Francis Ltd, CRC Press.  Isbn/Ean: 1032010983 / 9781032010984. 

    https://www.taylorfrancis.com/chapters/edit/10.1201/9781003177159-24/meghalaya-smrutirekha-sahoo?context=ubx&refId=324f688d-afae-4b88-bc23-8f6ba9ba67f9


    [3] Samal, R. and Sahoo, S. (2024). Seismic stability analysis of a small scaled hill slope reinforced with geogrid. In: Sethi S., Mahamad M., Sethi R. and Pradhan S. K. (eds.) Industry 4.0 with Modern Technology  (1st Edition, February 2024, 310 pages), Taylor & Francis Ltd, CRC Press.  ISBN 9781032586472. https://www.routledge.com/Industry-40-with-Modern-Technology-Proceedings-of-the-International-Conference/Sethi-Mahamad-Sethi-Pradhan/p/book/9781032586472


    International Journals:


    [1] Sahoo, S., Manna, B. and Sharma, K. G. (2014). “Seismic behaviour of buried single pipeline - 3D finite element approach.Journal of Earthquakes, Volume 2014, Article ID 818923, 9 pages. (Scopus)


    [2] Sahoo, S., Manna, B. and Sharma, K. G.(2015). “Stability analysis of steep nailed slopes under seismic condition using 3-D finite element method.” International Journal of Geotechnical Engineering, Volume 9, Issue 5, pages536-540. (Scopus)


    [3] Gidon, J.S., Sahoo, S.(2020). "Rainfall-Induced Slope Failures and Use of Bamboo as a Remedial Measure: A Review." Indian Geotech J 50, 766–783 . https://doi.org/10.1007/s40098-020-00409-3.  (Scopus)

    [4] Sahoo, S., Manna, B. and Sharma, K. G. (2021). “Shaking table tests to evaluate the seismic performance of soil nailing stabilized embankments.” International Journal of Geomechanics (ASCE), Volume 21, Issue 4. DOI: 10.1061/(ASCE)GM.1943-5622.0001981. (SCIE) Q1

    [5] Samal, R., and Sahoo, S. (2023). "Importance of PET Geogrid in the Enhancement of Hill Slope's Safety Factor: A Finite Element Approach." Engineering Research Express, DOI 10.1088/2631-8695/acd049 (Scopus)

    [6] J. S. Gidon, J. Borah, S. Sahoo, S. Majumdar and M. Fujita (2023). "Bi-Directional LSTM Model for Accurate and Real-Time Landslide Detection: A Case Study in Mawiongrim, Meghalaya, India." IEEE Internet of Things JournalDOI: 10.1109/JIOT.2023.3326203. (SCIE) Q1

    [7] Samal, R., Sahoo, S., Badavath, N. (2023). "Static Stability Analysis of Bamboo Grid-Reinforced Slopes." Engineering Proceedings; 56(1):112. https://doi.org/10.3390/ASEC2023-15887. (Scopus)

    [8] Naveen, B., Sahoo, S.Samal, R. (2024). "Landslide Susceptibility Mapping for West-Jaintia Hills District, Meghalaya." Sadhana; 49, 52. https://doi.org/10.1007/s12046-023-02404-9 (SCIE) Q2.

    [9] Naveen, B., Sahoo, S. (2024). "Remote sensing and GIS-based accuracy assessment of LULC map and Landslide Susceptibility prediction for Meghalaya, India". Journal of the Geological Society of India. (Accepted) (SCIE) 


      [10] Gidon, J.S., Sahoo, S.(2024). "Monitoring of Hydrological Properties of Soil and Slope Instability." International Journal of Geotechnical Engineering. (Accepted) (Scopus)


       [11] Samal, R., Sahoo, S. and Naveen, B. (2024). "Static and seismic stability investigation of a bamboo grid reinforced slope with different stepped reinforcing arrangements”. Engineering Research Express. Volume 6, Number 1. DOI 10.1088/2631-8695/ad32b1 (Scopus)

      

       [12] Badavath, N., Sahoo, S. & Samal, R. Assessing soil erosion risk in Meghalaya, India: integrating geospatial data with RUSLE model. Environ Dev Sustain (2024). https://doi.org/10.1007/s10668-024-04855-4. (SCIE) Q1



    International Conferences
    :

    [1] Sahoo, S., Manna, B. and Sharma, K. G. (2013). “Stability analysis of steep nailed slopes in seismic conditions: numerical approach. 4thInternational Conference on Computational Methods in Structural Dynamics and Earthquake Engineering, Kos Island, Greece, June 12-14.


    [2] Sahoo, S., Manna,B., and Sharma, K. (2016). “Seismic Stability Analysis of Un-Reinforced and Reinforced Soil Slopes.” Geo-China 2016, Shandong, China, July 25-27, pp.74-81.

    [3] Sahoo, S.Manna, B. and Sharma, K. G. (2016). “Seismic stability analysis of a steep soil slope: with and without nailing.” 6th International Conference on Recent Advances in Geotechnical Earthquake Engineering & Soil Dynamics 2016,IIT Roorkee Greater Noida campus, Greater Noida (NCR) India, August 1-6.

    [4] Sahoo, S.Manna, B. and Sharma, K. G. (2017). “Seismic stability of a steep nailed soil slope- Shaking table testing and numerical analysis.”19th International Conference on Soil Mechanics and Geotechnical Engineering (19th ICSMGE), Seoul, Republic of Korea, September 17-22,pp. 2195-2198.

    [5] Sahoo, S., Manna, B. and Sharma, K. G. (2018). “Seismic response of a steep nailed soil slope: Shaking table test and numerical studies. ”International Symposium on Geotechnics of Transportation Infrastructure (ISGTI 2018), IIT Delhi, India, April 07-08.

    [6] Sahoo, S., and Naveen, B. (2023). "Seismic Response of a Buried Pipeline in Sandy Soil Layer: Numerical Approach". 10th European Conference on Numerical Methods in Geotechnical Engineering, Imperial College London, 26 - 28 June.

    https://doi.org/10.53243/NUMGE2023-410

    [7] Gidon, J. Sharailin and Sahoo, Smrutirekha (2023). "Numerical Analysis of Soil Slope Subjected to Rainfall Infiltration”. 11th International Conference On Recent Challenges In Engineering And Technology (ICRCET-2023), Jakarta, Indonesia, 16th & 17th June.

    [8] Samal, Rasmiranjan, Naveen, Badavath and Sahoo, Smrutirekha (2023). " Seismic stability study of a bamboo grid reinforced sloping ground  ". International Conference on Creative and Innovative Solutions in Civil Engineering (CISCE-2023), Malaviya National Institute of Technology, Jaipur, INDIA, 11 -12 AUGUST 2023.


    National Conferences:

    [1] Sahoo, S.Manna, B. and Sharma, K. G. (2012). “Stability analysis of nailed soil slopes: state-of-the-art.” Indian Geotechnical Conference, Delhi, India, December 13-15, 243-246.


    [2] Sahoo, S.Manna, B. and Sharma, K. G. (2013). “Slope stability analysis of an island under earthquake condition.Fourth Indian Young Geotechnical Engineers Conference, Chennai, India, May 17-18,237-240.

    [3] Sahoo, S., Biswas, S. and Manna, B. and Sharma, K. G. (2013).“Dynamic behaviour of buried pipelines under seismic condition - Finite element approach. ”Indian Geotechnical Conference, Roorkee, Uttarakhand, India, December 22-24.

    [4] J Sharailin Gidon and Smrutirekha Sahoo (2019). “Stability of slope during rainfall: A finite element approach.” Seventh Indian Young Geotechnical Engineers Conference, Chennai, India, March 15-16, 209-214.

    [5] J Sharailin Gidon and Smrutirekha Sahoo (2023). "Detailed site investigation and installation of real time monitoring system for studying Landslides at a local scale". Indian Geotechnical Conference, Delhi, India, December 14-16.

    [6] Naveen, Badavath, Sahoo, Smrutirekha (2023). "Mapping Landslide Susceptibility for Sustainable Development: A Case Study of Meghalaya’s Southwest Khasi Hills". Indian Geotechnical Conference, Delhi, India, December 14-16.

    [7] Samal, Rasmiranjan and Sahoo, Smrutirekha (2023). "Internal Stability Analysis of Bamboo Grid Reinforced Slopes Subjected to Seismic Loading based on Non-linear Time History Analysis". Indian Geotechnical Conference, Delhi, India, December 14-16. 

    Courses Taught

    Academic Year 2015-16:

    Autumn 2015: (2nd November 2015 to End of the Semester)

                                Geotechnical Engineering-II (UG) and 

                                Geotechnical Engineering Lab - II (UG)

    Spring 2016:

                               Geotechnical Engineering - I (UG)

                               Geotechnical Engineering Lab - I (UG) and 

                               Geotechnical Earthquake Engineering (UG)


    Academic Year 2016-17:

    Autumn 2016: 

                              Geotechnical Engineering - II (UG)

                              Geotechnical Engineering Lab - II (UG) and 

                              Ground Improvement Techniques (UG)

    Spring 2017: 

                              Geotechnical Engineering - I (UG)

                              Geotechnical Engineering Lab - I (UG) and 

                              Geotechnical Earthquake Engineering (UG)


    Academic Year 2017-18:

    Autumn 2017: 

                              Geotechnical Engineering - II (UG)

                              Geotechnical Engineering Lab - II (UG) and 

                              Engineering Geology (UG)

    Spring 2018: 

                              Geotechnical Engineering - I (UG)

                              Geotechnical Engineering Lab - I (UG) and 

                              Sustainable Engineering Concepts and Life Cycle Analysis (NPTEL Course(UG)


    Academic Year 2018-19:

    Autumn 2018: 

                              Engineering Geology (UG)

                              Geotechnical Engineering Lab - II (UG) and 

                              Finite Element Methods in Engineering (PG & PhD)

    Spring 2019: 

                              Advanced Foundation Design (PG & PhD)

                              Slopes and Retaining Structures (PhD) ; 

                              Site Investigation and Foundation Design (PhD);  

                              Structural Engineering Lab - IV (PG)and 

                              Geotechnical Earthquake Engineering (UG)


    Academic Year 2019-20:

    Autumn 2019: 

                              Engineering Geology (UG) and 

                              Geotechnical Engineering Lab - II (UG)                           

    Spring 2020: 

                              Advanced Foundation Design (PG) and  

                              Structural Engineering Lab - IV (PG)  


    Academic Year 2020-21:

    Autumn 2020: 

                              Fluid Dynamics and Fluid Machines (UG)  and 

                              Geotechnical Engineering - I (UG)                           

    Spring 2021: 

                             Fluid Dynamics and Fluid Machines (UG) an

                             Geotechnical Engineering - II (UG)         


    Academic Year 2021-22:

    Autumn 2021: 

                            Engineering Geology (UG) and

                            Finite Element Method (PhD)

    Spring 2022: 

                           Geotechnical Engineering - II (UG)

                           Geotechnical Engineering Lab - II (UG) and 

                           Slopes and Retaining Structures (PhD) ; 

                           Soil Structure Interaction (PhD)

    Academic Year 2022-23:

    Autumn 2022: 

                            Engineering Geology (UG) and

                            Finite Element Method (PhD)

    Spring 2023: 

                          Advanced Foundation Design (PG) and  

                          Mechanics of Soil Laboratory (PG)

    Academic Year 2023-24:

    Autumn 2023: 

                            Surveying (UG)

                            Surveying Lab (UG) and

                            Engineering Geology (UG)

    Spring 2024: 

                          Hydraulics & Hydraulic Structures (UG) and  

                          Introduction to Finite Element Method (UG)

    Administrative/Academic responsibilities

    • Faculty-in-charge of Geotechnical Engineering Laboratory from Spring semester 2016  to Continuing.
    • Faculty-in-charge of Engineering Geology Laboratory from  Autumn semester 2019 to Continuing.
    • Faculty Advisor of B.Tech 2016 batch, Civil Engineering from 01.08.2017 to 16.12.2018.
    • Faculty Advisor of B.Tech 2017 batch, Civil Engineering from 17.12.2018 to till date with a break of 6 months i.e., from 18-11-2019 to 28-05-2020.


    • Warden of Lapalang Girls Hostel with effect from 01.07.2019 to 30-06-2022.
    • Faculty-in-Charge of Music-Club under Student Activity Center, NIT Meghalaya.
    • Prepared the syllabus of the following subjects in the Department of Civil Engineering for the Undergraduate and Post graduate levels of Civil Engineering students of the Institute: 


                             Dynamics of Soils and Foundations (CE 421) 

                             Ground Improvement Techniques (CE 431)

                             Disaster management (CE 291)

                             Advanced Foundation Design (CE 519)

                             Soil Structure Interaction (CE 5xx)

                             Site Investigation and Foundation Design (CE 532)

                             Slopes and Retaining Structures (CE 534)

                             Design of Foundation and Retaining Structure (CE 314)

                             Dynamics of Soil and Foundation (CE 419)

    • Rashtriya Avishkar Abhiyan (RAA), Member, from February to April, 2016
    • Physical Verification of Departmental stock, External faculty Member, from December, 2015 to February, 2016
    • B.Tech Project Co-ordinator for the 4th year students of B.Tech for the Academic session 2018-19 and 2020-21.


    • DRC Member in the Department of Civil Engineering, NIT Meghalaya from 10.05.2018 to Continuing.


    • Member of center for innovation, incubation  and enterpreneurship of NIT meghalaya from July 2019 to till date.

    • I have been nominated as one of the technical committee members of Seventh Indian Young Geotechnical Engineers Conference (7IYGEC-2019) by the organizing committee of 7iygec 2019 held at NIT Silchar on 15-16th March, 2019 as a part of which I have Reviewed 3 nos. of technical papers for the conference and also chaired a session in the conference as a technical committee member of 7IYGEC-2019.



    • Member of the Departmental screening committee for the selection of non-faculty positions at NIT Meghalaya.


    • Question setter for screening test at Graduate level for the post of Civil Engineers by Meghalaya Public Service Commission for the year 2017.



    • Question setter, invigilator and evaluator of the Examination conducted for the recruitment of Civil Engineering Consultant at North Eastern Council, Govt. of India.


    • Question Setter for End Semester Examination, May 2020 of VSS University of Technology, Burla, Odisha-768018


    • Member of the Website Committe of NIT Meghalaya at Institute level.


    • Member of the Departmental screening committe fro screening of application for non-faculty positions at NIT Meghalaya from 14.02.2019 to 30.04.2019.


    • Reviewer of the following Journals:   
                                                       Indian Geotechnical Journal (Springer);

                                                       Journal of Geotechnical and Geological Engineering (Springer);

                                                       Journal of Mathematics and Computers in Simulation (Elsevier);

                                                    Geomechanics and Geoengineering: An International Journal (Taylor and Francis);

                                                    Computers and Geotechnics (Elsevier)


                                                       Journal of Pipeline Systems - Engineering and Practice (ASCE); 

                                                       Arabian Journal of Geosciences (Springer);

                                                       Journal of Mountain science (springer)            

                                       European Journal of Environmental and Civil Engineering (Taylor and Francis);



    • Participated in a International training course "LARAM-India 2020" at IIT Roorkee, India from 17/02/2020 to 22/02/2020 (6 days)

    Professional Membership

    1. Life member of Indian Geotechnical Society (IGS): LM3509

    2. Affiliate Member, American Society of Civil Engineers (ASCE): ID: 12377792 for 15th March, 2023 to 31st December, 2024

    3. International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE) Membership for the period of 2022-2025: IND14LM3509

    Laboratory Development

    1. Added a Finite element method based software, i.e., Midas GTS/NX to the computational Laboratory of Civil Engineering Department, NIT Meghalaya.

    2. Established a new Engineering Geology Laboratory in Civil Engineering Department, NIT Meghalaya in Spring semester 2019.

    3. Improved the facilities of Geotechnical Engineering Laboratory in Civil Engineering Department, NIT Meghalaya by adding the major laboratory and field soil testing equipments to carry out all the basic soil tests, i.e., Atterberg limits, Shear strength Properties, CBR properties, Compaction and Consolidation characteristics, Permeability, Grain size analyses, Relative Density, Bearing Capacity, etc.