Department of Civil Engineering

Indu Siva Ranjani G

Assistant Professor
Ph.D,Indian Institute of Technology Madras

0361-258 3330 gindu[at]iitg.ac.in

Research Area: *Light weight concrete (Foam concrete) *Durability related studies on concrete *Shrinkage behaviour and thermal performance of concrete *Sustainable materials in construction *Lean concepts of construction *Construction management

Room No: N-204 | IRINS Profile

2011 : Ph.D
Indian Institute of Technology Madras

2004: M.E
College of Engineering Guindy, Anna University

2002: B.E
College of Engineering Guindy, Anna University

Experience

Assistant Professor, Dept. of Civil Engineering, IIT Guwahati. (From May 2014 to date)
Associate Professor, Dept. of Civil Engineering, Hindustan Institute of Technology and Science (From June 2011 to April 2014)

UG Courses taught/teaching

CE 211 Civil Engineering materials
CE 212 Civil Engineering Materials Lab
CE 308 Construction Technology and Management

PG Courses taught/teaching

CE 612 Advanced Concrete Technology
CE543 Construction Equipment and Management
CE 510 Quality and Safety management in construction

Research

Light weight concrete (Foam concrete)
Durability related studies on concrete
Shrinkage behaviour and thermal performance of concrete
Sustainable materials in construction

Awards

2024

Member of Panel for Building Materials, CED 46:P3, BIS

2023

PRIME MINISTER RESEARCH FELLOWSHIP ACHIEVED BY MY PHD STUDENT Nafisa Nazneen Choudhury in 2023

2022

Pradhan Mantri Awas Yojana Award (first prize in poster competition on theme of " Future of Affordable Housing in India" organized under Indian Urban Housing Conclave 2022) by Ministry of Housing and Urban Affairs at Ahmedabad

Best Paper award for paper titled "Influence of Various Admixtures on Energy absorption Characteristics of Foam Concrete Measured Using One Dimensional Strain Analysis Test" Second International Conference on Construction Materials and Structures (ICCMS-2022)

NPTEL MOOCS COURSE RERUN 8 WEEKS ON Construction Methods and Equipment Management

Mentor for PMRF student Boddepalli Uday who cleared TATA STEEL MATERIAL NEXT 4.0 COMPETITION (2 levels)

Mentor for PhD scholars Wagh Chandrashekar and Abhishek Kamisetty) who achieved NEWGEN IEDC project proposal TITLED Low cost, energy efficient interlocking block confined masonry for seismic resistant structures in North East India by PhD students by Funding Agency : National Science and Technology Entrepreneurship Development Board (NSTEDB), Department of Science & Technology (DST)

2021
Floated MOOCS course on “ Construction methods and equipment management” in NPTEL for JAN 2021 run for 8 weeks https://onlinecourses.nptel.ac.in/noc21_ce21/preview NPTEL

PRIME MINISTER RESEARCH FELLOWSHIP ACHIEVED BY MY PHD STUDENT BODDEPALLI UDAY IN 2021

2018
Best Poster Award Poster with PhD student Sritam Swapnadarshi Sahu, Research Conclave, organized by Students, Academic Board, IIT Guwahati

2015
Young Faculty Award by Venus International Foundation, Chennai

2011

GOLD MEDAL AND SHREE GAYATHRI DEVI AWARD FOR SECURING HIGHEST CGPA IN THE PH.D CIVIL ENGINEERING PROGRAMME

IIT Madras

2004

GOLD MEDAL FOR SECURING FIRST RANK IN THE M.E CONSTRUCTION ENGINEERING AND MANAGEMENT DEGREE PROGRAMME by College of Engineering Guindy, Anna University

PROFESSOR SIVALINGAM AWARD FOR SCORING FIRST MARK IN COURSE ADVANCED CONSTRUCTION TECHNIQUES by College of Engineering Guindy, Anna University

2003

DR.V.C.KULANDAISAMY AWARD FOR SCORING FIRST MARK IN COURSE CONSTRUCTION EQUIPMENT AND MANAGEMENT by College of Engineering Guindy, Anna University

Conference Proceedings :

Sritam Swapnadarshi Sahu and G. Indu Siva Ranjani (2019), Evaluation of performance of foam produced with different methodologies for use in foamed concrete production, Proceedings of 4th International Conference on Civil Engineering and Materials Science (ICCEMS 2019) held at Bangkok, Thailand 17-19th May, 2019, IOP Conf. Ser.: Mater. Sci. Eng..
G. Indu Siva Ranjani and Vallavan (2015), Modelling of sorptivity & compressive strength OF PC-GGBS concrete using Response surface methodology, Proceedings of 5th SEWC International Conference, Singapore.
G. Indu Siva Ranjani and P. Gomathi (2010), “Optimistaion of relative proportions of concrete ingredients using Dewars model of particle packing', Proceedings of International Conference on Convergence of Science and Engineering In Education and research Global perspective in the new millenium (ICSE 2010) held at Bangalore.
P.Gomathi,G. Indu Siva Ranjani and Sekar (2009), “Optimisation of mortar systems for concrete by using concept of theory of particle packing', Proceedings of International Conference on Advances in mechanical and building sciences in the 3rd millenium (ICAMB 2009) held at VIT Vellore.
G. Indu Siva Ranjani and K. Ramamurthy (2008), ‘Evaluation of synthetic based preformed foam concrete', Proceedings of 4th International Conference and Exhibition on ICI Innovative world of concrete held at New Delhi
N.P. Rajamane ,G. Indu Siva Ranjani, Nagabushana Rao, J. Annie Peter (2004), ‘Studies on theory of particle packing for granite based normal weight and fly ash based light weight aggregate systems for concretes' Proceedings of the national workshop on Advances in materials and mechanics of concrete structures (NWAMMCS) held at IIT Madras
N.P. Rajamane ,G. Indu Siva Ranjani, Nagabushana Rao, J. Annie Peter, S.Gopalakrishnan (2004), “Use of theory of particle packing for estimation of mean particle sizes of fly ash and silicafume relative to Portland cement'”, Proceedings of the 2nd national conference on Advances in Concrete Technology (ACT 2004) held at TIET Patiala.
N.P. Rajamane ,G. Indu Siva Ranjani, Nagabushana Rao, J. Annie Peter, S.Gopalakrishnan (2004), “Optimisation of relative proportions of coarse and fine aggregates using particle packing theory' ”, Proceedings of the 2nd national conference on Advances in Concrete Technology (ACT 2004) held at TIET Patiala.
N.P. Rajamane ,G. Indu Siva Ranjani, Nagabushana Rao, J. Annie Peter, S.Gopalakrishnan (2004), “Relationship between sieve anaysis and mean particle size of concrete aggregates '”, Proceedings of the 2nd national conference on Advances in Concrete Technology (ACT 2004) held at TIET Patiala.
N.P. Rajamane ,G. Indu Siva Ranjani, Nagabushana Rao, J. Annie Peter (2004), ‘Studies on water demand and particle packing effect in superplasticised cement containing silicafume, fly ash,ground granulated blastfurnace slag and limestone powder''”, Proceedings of the national conference on Advances in Civil Engineering materials and Construction Technology (AMCT 2004) held at SSIT Tumkur.
N.P. Rajamane ,G. Indu Siva Ranjani, Nagabushana Rao, J. Annie Peter (2004), ‘Estimation of water demand of cement fly ash mortars using theory of particle packing''”, Proceedings of the national conference on Advances in Civil Engineering materials and Construction techniques for fast track projects held at SSIT Tumkur.

Book Chapter

1. U. Boddepalli, I. S. R. Gandhi, and B. Panda, "Sustainable Materials in Civil Infrastructure", State-of-the-art Review on Foam Concrete: properties and new trends of applications in infrastructure (Accepted) , Elsevier [2024]

2. U. Boddepalli, I. S. R. Gandhi, and B. Panda, "Construction 3D printing", Impact of water to solids ratio on stability, printability and mechanical characteristics of 3D Printable foam concrete , Springer [2024]

Journal Publications

1. Srinivas D, Boddepalli U, Dey D, Panda B, Gandhi, I. S. R, and Sitharam T G, "

Development of outdoor furniture using 3D concrete Printing

", Srinivas D, Boddepalli U, Dey D, Panda B, Gandhi, I. S. R, and Sitharam T G [2024] , https://doi.org/10.1007/978-981-97-5870-8_5

2. U. Boddepalli, I. S. R. Gandhi, and B. Panda, "

Synergistic effect of fly ash and polyvinyl alcohol fibers in improving stability, rheology, and mechanical properties of 3D printable foam concrete

", Construction and Building Materials , vol.429 [2024] , 10.1016/j.conbuildmat.2024.136464

3. Wagh C.D.;Gandhi I.S.R , "", Journal of Building Engineering, Elsevier , vol.Volume 82 [2024] , DOI:10.1016/j.jobe.2023.108286

4. Banolia, A., Wagh, C. D., Das, R., Gandhi, I. S. R., Palanisamy, M, "", Journal of Materials in Civil Engineering, ASCE [2024] , Accepted

5. Das R, Gandhi ISR and Muthukumar P, "", SADHANA - Academy Proceedings in Engineering Sciences, Springer [2024] , https://doi.org/10.1007/s12046-023-02370-2

6. Rahul Das, Indu Siva Ranjani Gandhi,Muthukumar P, "

A critical review on properties of PCM incorporated cementitious building materials

", Advances in Civil Engineering Materials [2023]

7. Gandhi, Indu; Boddepalli, Uday; Bisht, Reena; Wagh, Chandrashekhar., "

Impact of Addition of Fly Ash (as sand replacement) and Polypropylene Fibers on Energy Absorption Characteristics of Foam Concrete

", Advances in Civil Engineering Materials , vol.127 (1) ,pp.144 [2023] , http://dx.doi.org/doi:10.1520/ACEM20220131

8. Chandrashekhar D. Wagh, Indu Siva Ranjani Gandhi, Vishal Shrivastava, "

Analysis of Operational Energy Cost of Typical Residential Building (in Guwahati located in North Eastern India) with Foam Concrete as Walling Material

", A springer book series Lecture Notes in Civil Engineering Springer Nature [2023]

9. Singh Batra S.;Boddepalli U.;Gandhi I.S.R.;Panda B, "

Influence of various admixtures on energy absorption characteristics of foam concrete measured using one dimensional strain analysis test

", Materials Today: Proceedings [2023] , http://dx.doi.org/https://doi.org/10.1016/j.matpr.2023.03.685

10. Boddepalli U.;Gandhi I.S.R.;Panda B, "

Stability of three-dimensional printable foam concrete as function of surfactant characteristics

", Frontiers of Structural and Civil Engineering [2023] , http://dx.doi.org/10.1007/s11709-023-0964-z

11. Khwairakpam S.;Gandhi I.S.R.;Wagh C, "

Investigations on Optimization of Extraction Process of Surfactant from Hingot Fruit (Balanites aegyptiaca) and Sesame Seed (Sesamum indicum) and Its Suitability in Foam Concrete Production

", Arabian Journal for Science and Engineering [2023] , http://dx.doi.org/10.1007/s13369-023-08098-9

12. Abhishek Kamisetty, Indu Siva Ranjani Gandhi, Abhishek Kumar, "

Combined effect of fly ash and fiber on spreadability, strength and water permeability of foam concrete

", Journal of Building Engineering [2023] , Accepted

13. Chandrashekhar Wagh.; Indu Siva Ranjani Gandhi, "

Investigations on the performance of xanthan gum as a foam stabilizer and assessment of economic and environmental impacts of foam concrete production

", Journal of Building Engineering , vol.82 (108286) [2023] , http://dx.doi.org/10.1016/j.jobe.2023.108286

14. Dey D.;Srinivas D.;Boddepalli U.;Panda B.;Gandhi I.S.R.;Sitharam T.G., "

3D printability of ternary Portland cement mixes containing fly ash and limestone

", Materials Today: Proceedings [2022] , http://dx.doi.org/10.1016/j.matpr.2022.09.020

15. Das R.;Siva Ranjani Gandhi I.;Muthukumar P., "

Use of agglomerated Micro-encapsulated phase change material in cement mortar as thermal energy storage material for buildings

", Materials Today: Proceedings , vol.65 ,pp.808-814, [2022] , http://dx.doi.org/10.1016/j.matpr.2022.03.316

16. Kamisetty A.;Gandhi I.S.R.;Kumar A., "

Exploring the suitability of using Foam concrete as pore pressure dissipation measure for slope Stability: A state of art review

", Materials Today: Proceedings , vol.65 ,pp.1399-1403, [2022] , http://dx.doi.org/10.1016/j.matpr.2022.04.375

17. Kamisetty, A., Kumar, A and Gandhi, I. S. R, "

Suitability of foam Concrete and Confined Masonry for Retaining Walls application in seismically active regions: A Review

", Lecture Notes in Civil Engineering, Springer Nature [2022]

18. Boddepalli U.;Panda B.;Ranjani Gandhi I.S., "

Rheology and printability of Portland cement based materials: a review

", Journal of Sustainable Cement-Based Materials [2022] , http://dx.doi.org/10.1080/21650373.2022.2119620

19. Selija K.;Gandhi I.S.R., "

Comprehensive investigation into the effect of the newly developed natural foaming agents and water to solids ratio on foam concrete behaviour

", Journal of Building Engineering , vol.40 [2021] , http://dx.doi.org/https://doi.org/10.1016/j.jobe.2021.102333

20. Sritam Swapnadarshi Sahu ., Indu Siva Ranjani Gandhi , "

Studies on influence of characteristics of surfactant and foam on foam concrete behavior

", Journal of Building Engineering , vol.40 [2021] , http://dx.doi.org/https://doi.org/10.1016/j.jobe.2021.102333

21. Sritam Swapnadarshi Sahu, Indu Siva Ranjani Gandhi, Amit Kumar,and Saurav Garg, "

Evaluation of suitability of Carboxymethyl cellulose in performance improvement of Sodium lauryl sulphate foam and compressive strength of foam concrete

", Advances in Civil Engineering Materials Journal, ASTM International , vol.10 ,pp.74-92, [2021] , http://dx.doi.org/DOI:%2010.1520/ACEM20200083

22. Khwairakpam S.;Gandhi I.S.R., "

Development of natural based foaming agent for the potential use in foam concrete

", Indian Concrete Journal , vol.95 ,pp.7-13, [2021]

23. Khwairakpam, S., and Gandhi Indu Siva Ranjani, "

Assessment of the potential of naturally available foaming agent for use in the production of foam concrete

", Materials Today: Proceedings , vol.32 ,pp.896-903, [2020] , http://dx.doi.org/https://doi.org/10.1016/j.matpr.2020.04.528

24. Wagh D.C, Gandhi Indu Siva Ranjani, Kamisetty A, "

Thermal properties of foamed concrete; a review

", Springer-RILEM Bookseries ,pp.113-137, [2020] , http://dx.doi.org/https://doi.org/10.1007/978-3-030-51485-3_9

25. Khwairakpam, S., Gandhi Indu Siva Ranjani and Sahu, S. S, "

State-of-the-art review on shrinkage behaviour of foamed concrete

", Journal of Structural Engineering , vol.46 ,pp.475-484, [2020]

26. Sahu S.S.;Gandhi I.S.R.;Khwairakpam S., "

State-of-the-Art Review on the Characteristics of Surfactants and Foam from Foam Concrete Perspective

", Journal of The Institution of Engineers (India): Series A , vol.99 ,pp.391-405, [2018] , http://dx.doi.org/10.1007/s40030-018-0288-5

27. Ranjani G.I.S.;Jain A.K.;George D, "

Studies on applicability of Dewar's theory of particle packing to concrete mix proportioning for sustainable development

", Indian Concrete Journal , vol.92 ,pp.30-44, [2018]

28. Dhanya B.S.;Santhanam M.;Kulkarni V.;Nanthagopalan P.;Bishnoi S.;Singh S.P.;Ranjani G.I.S.;Dinakar P.;Bhaskar S., "

Round robin testing of durability parameters - Towards identification of suitable durability tests for concrete

", Indian Concrete Journal , vol.91 ,pp.11-22, [2017]

29. Indu Siva Ranjani G.;Ramamurthy K., "

Behaviour of foam concrete under sulphate environments

", Cement and Concrete Composites , vol.34 ,pp.825-834, [2012]

30. Ranjani I.S.;Ramamurthy K., "

Relative assessment of density and stability of foam produced with four synthetic surfactants

", Materials and Structures , vol.43 ,pp.1317-1325, [2010] , http://dx.doi.org/10.1617/s11527-010-9582-z

31. Gandhi Indu Siva Ranjani and Ramamurthy, K., "

Analysis of the foam generated using surfactant sodium lauryl sulfate

", International Journal of Concrete Structures and Materials , vol.4 ,pp.55-62, [2010] , http://dx.doi.org/https://doi.org/10.4334/IJCSM.2010.4.1.055

32. Ramamurthy K.;Kunhanandan Nambiar E.K.;Indu Siva Ranjani G., "

A classification of studies on properties of foam concrete

", Cement and Concrete Composites , vol.31 ,pp.388-396, [2009] , http://dx.doi.org/10.1016/j.cemconcomp.2009.04.006

Conference Publications

1. Wagh C.D.;Gandhi I.S.R.;Shrivastava V., "Analysis of Operational Energy Cost of Typical Residential Building (in Guwahati Located in Northeastern India) with Foam Concrete as Walling Material ", CREST 2023 , Springer Nature [2024]

2. Chetharajupalli, V., S., S. P., & Gandhi, I. S. R. , "Assessment of Synthetic Foaming Agents and Additives for Performance of Structural Lightweight Aggregate Foam Concrete", 10th International Conference on CONcrete under SEvere Conditions – Environment and Loading, IIT Madras , TLC2 Centre of Excellence in Technologies for low carbon and lean construction IIT Madras ,pp.1071-1075, [2024]

3. Sahu, A. K., Mishra, V. K., Sonker, R. K., Gandhi, I. S. R., & Nanthagopalan, P. , "The Utilization of Recycled Concrete Powder as a Partial Substitute for Filler in the Manufacturing of Foam Concrete Mixtures", 10th International Conference on CONcrete under SEvere Conditions – Environment and Loading, IIT Madras , TLC2 Centre of Excellence in Technologies for low carbon and lean construction IIT Madras ,pp.1126-1129, [2024]

4. Kamisetty, A., Gandhi, I.S.R., and Kumar, A., Pandit, A. A., Royal, B. N. , "Studies on the effect of replacement of sand with fly ash on foam concrete properties for use in Interlocking blocks. SEC 2024 ", SEC 2024 NIT Trichy December 2024 , Springer [2024]

1. Development and performance evaluation of Ready mix thermal insulation foam plasters for energy efficient structures Funding Agency : DST-SERB Principal Investigator: Indu Siva Ranjani G Co-investigator: Prakash Nanthagopalan Duration/Starting Year: 2022 Status: Ongoing
2. NEWGEN IEDC project proposal TITLED Low cost, energy efficient interlocking block confined masonry for seismic resistant structures in North East India. Team : Abhishek Kamisetty, Wagh Chandrashekar, Khwairakpam Selija Funding Agency : National Science and Technology Entrepreneurship Development Board (NSTEDB), Department of Science & Technology (DST) Principal Investigator: Dr. Indu Siva Ranjani G Co-investigator: Dr. Abhishek Kumar year Duration/Starting Year: 2022 Status: Completed
3. Development of foaming gents and additives for foam concrete production Funding Agency : IIT Guwahati Principal Investigator: Indu Siva Ranjani G Co-investigator: Duration/Starting Year: 2014 Status: Completed

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Completed Research Scholars

	Image	Name	Email	Project Title/Area of Research	Duration
1		Sritam Swapnadarshi Sahu		Studies on assessment of suitability of typical synthetic surfactants and additive for use in Foam concrete production	2014 -2019
2		Khwairakpam Selija		Novel Investigations on Potential of Balanites Aegyptiaca and Sesamum Indicum for Surfactant Preparation and Application in Foam Concrete	2015 -2023
3		Chandrashekhar Dattatray Wagh		Studies on the influence of admixtures on various properties of foam concrete and assessment of its sustainability measure (Thesis submitted)	2018 -2024
4		Abhishek Kamisetty		Studies on the Influence of Admixtures on the Permeation and Mechanical Characteristics of Foam Concrete for use in Lightweight Interlocking Blocks	2018 -2024
5		Boddepalli Uday		Studies on Enhancement of Stability, Rheology, and Mechanical Performance of 3D Printable Foam Concrete (Thesis submitted)	2019 -2024