Civil Engineering Department

Tunnelling and Underground Constructions in soft soils, In-situ soil mixing, Deep Soil Mixing, Grouting
Use of industrial wastes as geomaterials, Stabilisation of contaminated soils
Finite Element Modelling of Geotechnical Constructions, Random FEM, Spatial Variability

Tunnelling and Underground Constructions in soft soils, In-situ soil mixing, Deep Soil Mixing, Grouting

Use of industrial wastes as geomaterials, Stabilisation of contaminated soils

Finite Element Modelling of Geotechnical Constructions, Random FEM, Spatial Variability

Award	Awarding Organisation	Year
Bright Spark Lecture Award	Indian Geotechnical Conference, Aurangabad	2024
IEI Young Engineers Award 2024	Institution of Engineers (India)	2024
ISSMGE Foundation Award [Conference Travel Grant]	International Society for Soil Mechanics and Geotechnical Engineering	2023
Research Scholarship	National Research Foundation (NRF) Singapore	2013
Vice-Chancellor’s Gold Medal in Civil Engineering	G.B. Pant University of Agriculture and Technology	2011
University Merit Scholarship	G.B. Pant University of Agriculture and Technology	2008
University Merit Scholarship	G.B. Pant University of Agriculture and Technology	2009
University Merit Scholarship	G.B. Pant University of Agriculture and Technology	2010
Certificate of Merit for scoring 100/100 in Mathematics in 10th Board	Central Board of Secondary Education, India	2005

From	To	Designation	Organisation
Jul 2019	Continuing	Assistant Professor	Indian Institute of Technology, Roorkee
Jan 2019	Jun 2019	Assistant Professor	Indian Institute of Technology, Bhubaneswar
Aug 2017	Jul 2018	Geotechnical Design Engineer	KELLER Foundations (SE Asia) Pte Ltd

Degree	Subject	University	Year
Ph.D.	Geotechnical Engineering	National University of Singapore, Singapore	2018
M. Tech.	Geotechnical Engineering	Indian Institute of Technology, Bombay	2013
B.Tech. (Gold Medallist)	Civil Engineering	G.B. Pant University of Agriculture and Technology, Pantnagar	2011

Sort by Year (Ascending)

1.

Tyagi, A., Zulkefli, M. F. B., Pan, Y., Goh, S. H. and Lee, F. H. (2017). Failure modes of tunnels with improved soil surrounds. ASCE Journal of Geotechnical and Geoenvironmental Engineering. DOI: 10.1061/(ASCE)GT.1943-5606.0001788

2.

Tyagi, A., Liu, Y., Pan, Y.T., Ridhwan, K.B.M. and Lee, F.H. (2018). Stability of tunnels in cement-admixed soft soils with spatial variability. ASCE Journal of Geotechnical and Geoenvironmental Engineering. DOI: 10.1061/(ASCE)GT.1943-5606.0001988

3.

Tyagi, A., Xiao, H.W., Chin, K.G. and Lee, F.H. (2019). Model for predicting the unit weight of cement-treated soils. Elsevier Soils and Foundations. DOI: 10.1016/j.sandf.2019.09.002

4.

Tyagi A., Liu Y., Pan Y.T. and Lee F.H. (2020). Equivalent Strength for Tunnels in Cement-Admixed Soil Columns with Spatial Variability and Positioning Error. ASCE Journal of Geotechnical and Geoenvironmental Engineering. DOI: 10.1061/(ASCE)GT.1943-5606.0002351

5.

Wang, R.-H., Sun, P.-G., Li, D.-Q., Tyagi, A. and Liu, Y. (2021). Three-Dimensional Seepage Investigation of Riverside Tunnel Construction Considering Heterogeneous Permeability. ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part A: Civil Engineering. DOI: 10.1061/AJRUA6.0001180

6.

Pan, Y., Liu, L., Tyagi, A., Lee, F. H. and Li, D. Q. (2021). Model-independent strength-reduction factor for effect of spatial variability on tunnel with improved soil surrounds. Géotechnique. DOI: 10.1680/jgeot.19.P.056

7.

Tyagi, A. and Lee, F.-H. (2022). Influence of tunnel failure on the existing large-diameter tunnel in improved soil surround. Tunnelling and Underground Space Technology. DOI: 10.1016/j.tust.2021.104276

8.

Thakur, Y., Tyagi, A. and Sarkar, S. (2023). Utilisation of industrial waste phosphogypsum as geomaterial: a review. ASCE Journal of Hazardous, Toxic and Radioactive Waste. DOI: 10.1061/JHTRBP.HZENG-1181

9.

Tyagi, A. and Tamta, D. (2023). Equivalent Design Strengths for Spatially Variable Cement-Treated Soil Slope. ASCE International Journal of Geomechanics. DOI: 10.1061/IJGNAI.GMENG-8207

10.

Pandey, S. and Tyagi, A. (2023). Stability of rectangular tunnel in improved soil surrounded by soft clay. Technopress Geomechanics and Engineering. DOI: 10.12989/gae.2023.34.5.491

11.

Swamynaidu, M. and Tyagi, A. (2024). Hydraulic conductivity of cement and fly ash stabilised clay mixes – Application to soil mixing techniques for seepage barrier construction. Elsevier Construction and Building Materials. DOI: 10.1016/j.conbuildmat.2024.136533

12.

Swamynaidu, M. and Tyagi, A. (2025). Effect of Confining Stress on Cement-Rich Clays subjected to Undrained Shearing. Springer Geotechnical and Geological Engineering. DOI: 10.1007/s10706-024-02966-3

13.

Rahul, S. and Tyagi, A. (2025). Physics-based time-of-failure determination of rainfall-induced instability in lateritic soil slopes. Elsevier Engineering Geology. DOI: 10.1016/j.enggeo.2024.107834

14.

Thakur, Y., Sahoo, D., Tyagi, A. and Sarkar, S. (2025). Radiological and Leaching Assessment of Phosphogypsum and Fly Ash Mixtures. ASCE Journal of Hazardous, Toxic, and Radioactive Waste. DOI: 10.1061/JHTRBP.HZENG-1425

Sort by Year (Ascending)

1. Title:- Permeability of Cement-treated Clayey soils measured by Accelerated Permeability Measurement System using Triaxial
Sponsor: FIG, IIT, Roorkee	Sanctioned Year: 2020-21	Amount: ₹ 20.00 Lakhs	Role: PI

2. Title:- Reliability-Based Design of Tunnels in Anisotropic Spatially Variable Residual Soil Slopes
Sponsor: SCIENCE & ENGINEERING RESEARCH BOARD (SERB), New Delhi	Sanctioned Year: 2022-23	Amount: ₹ 23.28 Lakhs	Role:

3. Title:- Guidelines for the Assessment of Hillslope Instability using Instrumentation & Real-Time Monitoring
Sponsor: Ministry of Road Transport & Highways (MoRTH)	Sanctioned Year: 2023-24	Amount: ₹ 433.00 Lakhs	Role: Co-PI

S. No.	Membership
1.	ASCE, Associate Member
2.	ISSMGE, Member
3.	Indian Geotechnical Society, Life Member
4.	Deep Foundations Institute (DFI), Member
5.	DFI Soil Mixing Committee, Member
6.	Nominated Member, TC-307 on "Sustainability in Geotechnical Engineering", ISSMGE
7.	The Institution of Engineers, Associate Member

Sort by Year (Ascending)

S. No.	Project Title	Student Name	Degree	Year
1.	Spatial Variability in properties of cement-stabilised soils	Deepak Tamta	PG	2020
2.	Numerical modelling of Embankment supported on Cement-admixed Soil Columns surrounded by soft clays	Pourosh Tyagi	PG	2020
3.	Stability of Rectangular Tunnels in Cement-Treated Soft Soils	Siddharth Pandey	PG	2022
4.	Probability-based design considerations for jet grouting in dam construction and rehabilitation	Vishnu Venugopal	PG	2023

Sort by Year (Ascending)

S. No.	Topic	Scholar Name	Registration Year	Co-Supervisor
1.	Utilization of Industrial Waste Phosphogypsum as Geomaterial	Yatesh Thakur	2020
2.	Stability of slopes and tunnels in soft lateritic soils	Sushant Rahul	2021
3.	Stability of tunnels in soft soils under seismic loading	Manisha Yadav	2021
4.	Stability of spatially variable residual soil slopes	Siddharth Pandey	2022
5.	To be decided.	Aswathy MS	2023
6.	Use of iron and steel slags in low-permeable hydraulic barriers	Khin Thinn Soe	2023
7.	To be decided.	Soumita Mondal	2023
8.	To be decided.	Suraj Kumar	2024	Prof. Narendra Kumar Samadhiya,
9.	To be decided.	Ravi Ranjan	2024

Sort by Year (Ascending)

S. No.	Topic	Scholar Name	Status	Awarded Year
1.	Hydraulic Conductivity of Admixture Stabilised Clays: Application to In-Situ Soil Mixing Techniques for Seepage Barriers	Murupaka Swamynaidu	Awarded	2025

S. No.	Course Name	Course Code	Class Name	Semester & Year
1.	Soil Mechanics	CEN-303	B. Tech.	Autumn Semester 2023-24
2.	Foundation Engineering	CEN-306	B. Tech. 3rd Year	Spring
3.	FEM in Geotechnical Engineering	CEN-525	M. Tech.	Autumn Semester 2020-21
4.	FEM in Geotechnical Engineering	CEN-525	M. Tech.	Autumn Semester 2023-24

S. No.	Title	Organisation	Date
1.	Soil Exploration	Tula’s Institute, Dehradun	18-Jun-2021
2.	Advances in Ground Improvement Technologies (Online Lecture)	Jabalpur Engineering College, Jabalpur	07-Sep-2020
3.	Advances in Ground Improvement Technologies (Online Lecture)	Women Institute of Technology, Dehradun	09-Sep-2020
4.	"Oedometer Test", for TEQIP-lll sponsored One Week Faculty Development Programme on "Laboratory Experiments Using Virtual Lab in Civil Engineering"	MMMUT, Gorakhpur	23-Sep-2020
5.	Use of industrial waste Phosphogypsum for Soil Stabilization and Road Construction, in One day workshop on “Use of New Materials in Rural Roads”	Madhya Pradesh Rural Roads Development Authority (MPRRDA)	08-Jan-2021
6.	In-situ Soil Mixing methods: Jet Grouting and Deep Soil Mixing Techniques, in online Faculty Development Program (FDP) under ATAL scheme of AICTE on the topic "Advanced Ground Improvement Techniques"	Samrat Ashok Technological Institute (SATI), Vidisha (M.P.)	09-Sep-2021
7.	In-situ GI Methods: Jet Grouting and Deep Soil Mixing Techniques	Online Faculty Development Programme on Geotechnical Engineering Practices, LBSITW, Thiruvananthapuram	12-Oct-2022
8.	In-situ mixing methods - Jet grouting and Deep Soil Mixing Techniques	Online Lecture, Collaborative educational programs (CEP), Ho Chi Minh City University of Technology,Vietnam	18-Dec-2022
9.	Theme Lecture on "Equivalent Design Strength of Spatially Variable Cement-treated Soils: Application to Jet Grouting /Deep Soil Mixing Projects"	WOMEN INDIAN GEOTECHNICAL CONFERENCE 2024 (WIGC2024), CEGC, Anna University	08-Mar-2024

Sort by Year (Ascending)

1.

Tyagi, A. and Lee, F. H. (2015). Centrifuge modelling of large diameter tunnels in improved soils. Proceedings of the ITA-World Tunnel Congress 2015. Place: Dubrovnik, Croatia

2.

Tyagi, A. and Lee, F. H. (2017). Factors affecting the stability of large diameter tunnel in improved soil surround. Proceedings of the 19th International Conference on Soil Mechanics and Geotechnical Engineering 2017. Place: Seoul

3.

Zulkefli, M. F. B., Tyagi, A. and Lee, F. H. (2017). Collapse behaviour of large rectangular tunnel in cement-admixed soils. Proceedings of the 9th International Symposium on Geotechnical Aspects of Underground Construction in Soft Ground. Place: IS- Sao Paulo, Brazil

4.

Bisht, R.S., Juneja, A., Tyagi, A. and Lee, F. H. (2018). Performance of piled rafts with unequal pile lengths. Proceedings of the 9th International Conference on Physical Modelling in Geotechnics (ICPMG 2018. Place: London

5.

Tyagi, A., Wong Y.C. and Lee, F. H. (2019). Effect of Loading-rates on Peak strength and Drainage behaviour of Cement-treated Soils. Proceedings of the 16th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering. Place: Taipei

6.

Tyagi, A., Tyagi, P. (2022). Failure Behaviour of Deep Cement Mixed Columns under Embankment Loading. 20th International Conference on Soil Mechanics and Geotechnical Engineering. Place: Sydney, Australia

7.

Rahul, S., Shadani, P., Tyagi, A. (2023). Stability of Lateritic Soil Cutting of Maharashtra Subjected to Rainfall Infiltration. Indian Geotechnical Conference. Place: IIT Roorkee, India

8.

Soe, K., Swamynaidu, M. and Tyagi, A. (2024). Compressibility characteristics and hydraulic conductivity of slurry clays using large diameter Rowe cell, Geotechnical Engineering Challenges to Meet Current and Emerging Needs of Society. Proceedings of the XVIII ECSMGE 2024. DOI: 10.1201/9781003431749 Place: Lisbon, Portugal Page No: 843-848

9.

Swamynaidu, M. and Tyagi, A. (2024). Prediction model for strength of cement-stabilized clays for in-situ soil mixing using artificial neural network, Geotechnical Engineering Challenges to Meet Current and Emerging Needs of Society. Proceedings of the XVIII ECSMGE 2024. Place: Lisbon, Portugal Page No: 2662-2666

10.

Thakur,, Y., Tyagi, A. and Sarkar, S. (2024). Strength, microstructural, and leaching characteristics of phosphogypsum-fly ash mixtures, Geotechnical Engineering Challenges to Meet Current and Emerging Needs of Society. Proceedings of the XVIII ECSMGE 2024. Place: Lisbon, Portugal Page No: 3365-3368

11.

Tyagi, A., Tamta, D. (2024). Basal Heave Stability of Braced Excavations Considering Spatial Variability in Cement-Admixed Soil Slab. IFCEE 2024: Earth Retaining Systems, Ground Improvement, and Seepage Control, ASCE. Place: Dallas, Texas

12.

Shadani, P. and Tyagi, A. (2024). Coupled Flow Deformation Analysis of Rainfall Induced Cutting Failure of Ratnagiri District, Maharashtra. Indian Geotechnical Conference 2024. Place: Chhatrapati Sambhajinagar, Maharashtra

13.

Yadav, M., Tyagi, A. and Sawant, V. A. (2024). Deformation Response of Shallow Rectangular Tunnel Embedded in Saturated Sand Subjected to Seismic Loading (In press). Proceedings of the 8th ICRAGEE 2024. Place: IIT Guwahati

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