Invited talks

 

1.      Why is the outcome of FWD backcalculation inherently non-unqiue? (June 25, 2024), A one-day workshop on falling weight deflectometer, CSIR-CRRI, June 25, 2024, New Delhi.

2.      A revisit to shape characterization of aggregates, (December 18, 2023), (Keynote talk), The 7th Conference of Transportation Research Group of India, December 17-20, 2023, Surat.

3.      Participation of aggregates in load transfer, (December 1, 2023), National Workshop on Recent Advances in Pavement & Traffic Engineering, IIT Madras, December 1-2, 2023, Chennai.

4.      A revisit to the principles of pavement design (May 19 and 20, 2023), FDP on Pavement Design: Principles and Practice, Department of Civil Engineering, NIT Calicut, May 15-20, 2023, Kozhikode.

5.      Current challenges with asphalt recycling and future (January 19 and 20, 2023), AICTE-ATAL Program on Design and Production of Reclaimed Pavement Mixtures: A Step Towards Green Pavement, College of Engineering Trivandrum, January 9-20, 2023, Trivandrum.

6.      Asphalt recycling - a few research questions, (December 19, 2022), (Keynote talk), 14th International Conference on Transportation Planning and Implementation Methodologies for Developing Countries (TPMDC), December 19-21, 2022, IIT Bombay.

7.      Principles of asphalt overlay design, (May 6, 2022), QIP-ATIE Short-course on Advances in Transportation Engineering, IIT Indore, May 2-7, 2022.

8.      Pavement design - past, present and future, (July 15, 2021), Keynote address, 12th International Conference of Road and Airfield Pavement Technology (ICPT), July 14-15, 2021, University of Moratuwa, Sri Lanka.

9.      Some thoughts on the principles of bituminous pavement design, (March 5, 2021), Department of Civil Engineering, College of Engineering Trivandrum,.

10.  Application of imaging techniques in characterizing pavement materials, (July 27, 2020), Five days International Virtual Workshop on Modern Trends in Transportation System (MTTS 2020), Department of Civil Engineering, NIT Silchar, July 25-29, 2020.

11.  Principles of structural design of bituminous pavements, (July 18, 2020), Online Short Term Course on Prospects of Sustainability in Pavement Construction in India, Department of Civil Engineering, B R Ambedkar NIT Jalandhar, July 14-18, 2020.

12.  Research challenges in pavement engineering, (February 20, 2020), Department of Civil Engineering, PSIT College of Engineering, Kanpur.

13.  Innovations in pavement design (February 8, 2020), Regional Workshop on Quality Control - New Materials & Techniques in Road Sector, Department of Civil Engineering, IIT Roorkee and Indian Roads Congress, February 7-8, 2020, IIT Roorkee, Roorkee.

14.  Imaging studies on pavement materials, Keynote session -7, (December 20, 2020), 5th Conference of Transportation Group of India (5th CTRG), December 18-21, 2019, Bhopal.

15.  Executive Course-IV, Pavement evaluation and maintenance, jointly with Dr. P. K. Agarwal, (December 18, 2020),5th Conference of Transportation Group of India (5th CTRG), December 18-21, 2019, Bhopal.

16.  Research challenges in pavement engineering, (November 4, 2019), Department of Civil Engineering, Shiv Nadar University, Gautam Buddha Nagar.

17.  Research scope in pavement engineering, (September 23, 2019), Challenges of Civil Engineering Infrastructure in 21st Century, September 23-24, 2019, Department of Civil Engineering, HBTU, Kanpur.

18.  Imaging studies on asphalt binder, aggregates and asphalt mix, (July 12, 2019), Civil Engineering Department, University of Minnesota Duluth, Duluth.

19.  Basic principles of pavement analysis and design and innovations in pavement materials and design, (November 9, 2018), Workshop on Innovative Construction Materials for Roads & Buildings, November 9-13, 2018, Department of Civil Engineering, NIT Silchar, Silchar.

20.  Pothole generation and its propagation, Workshop on Pothole Prevention and Treatment Science, Technology and Practice, September 11, 2018, Department of Civil Engineering, IISc Bangalore, Bangalore.

21.  Some studies on shape characterization of aggregates (July 12, 2018), Civil, Construction and Environmental Engineering, Iowa State University, Ames.

22.  Imaging studies on aggregates and asphalt mix - from microscope to camera (July 10, 2018), Department of Civil and Environmental Engineering, Michigan State University, East Lansing.

23.  Pavement design practice in India and comparison with other guidelines with special reference to the U.S. practice, (June 27, 2018), SPIC-ODOT Workshop, ODOT Commission Room, Oklahoma City.

24.  (i) Pavement failures and evaluation, and (ii) Principles of bituminous mix design (expert talks) (April 19, 2018), Pavement Geotechnics for Urban Infrastructure (PGUI-2018), IITRAM, April 19-20, 2018, Ahmedabad.

25.  Design and construction of pavements - current trends and future, (invited speaker) (February 17, 2018, National Conference on Advances in Civil and Infrastructure Engineering, Tezpur University, February 16-17, 2018, Tezpur.

26.  Innovations in pavement design (December 8, 2017), Lucknow Conference on New Technology for Road Construction, BBA University, December 8-9, 2017, Lucknow.

27.  Emerging trends in pavement engineering research (keynote lecture I), (October 28, 2017), All India Seminar on Innovations and Challenges in Materials and Construction, October 28-29, 2017, The Institution of Engineers (India), Kanpur Center, and Department of Civil Engineering, HBTU, Kanpur.

28.  Imaging studies on aggregates and asphalt mix - from microscope to camera (session keynote 1) (July 21, 2017), International Conference on Advances in Highway Engineering & Transportation Systems, University of Moratuwa, July 21, 2017, Hotel Jetwing Blue, Negombo.

29.  Imaging studies on aggregates and asphalt mix - from microscope to camera (July 4, 2017), Road and Pavement Engineering Division, TU-Darmstadt, Darmstadt.

30.  Emerging trends in pavement engineering research, (March 31, 2017), Department of Civil Engineering, MNNIT, Allahabad.

31.  Stresses in concrete pavement (December 20, 2016), 12th International Conference on Transportation Planning and Implementation Methodologies for Developing Countries (TPMDC), December 19-21, 2016, IIT Bombay, Mumbai.

32.  Recycling of asphalt pavements - some research challenges (keynote address) (March 11, 2016), Conference on Sustainable Asphalt Pavement for Developing Countries (CONSAP), March 11-12, 2016, CRRI, New Delhi.

33.  Emerging trends in pavement engineering research, (September 4, 2015), NIT Patna, Patna.

34.  (i) Principles of asphalt pavement design - current practice and future (July 3, 2015), (ii) Pavement Engineering research I do at IIT Kanpur (July 7, 2015), Highway Engineering Research Group, Research Institute on Transportation and Territory, Universitat Politecnica de Valencia, Valencia.

35.  (i) Studies in frequency domain for characterization of aggregate shape and road surface, and (ii) Principles of asphalt pavement design, (May 19, 2015), Central Road Research Institute (CRRI), New Delhi.

36.  (i) Principles of flexible pavement design (January 8, 2015), (ii) principles of pavement evaluation (January 8, 2015), (iii) principles of overlay design (January 9, 2015), Training programme on Design, Construction and Maintenance of Roads, Transportation Engineering Research Centre, College of Engineering, January 7-9, 2015, Trivandrum.

37.  Analysis of concrete pavement (December 16, 2014), Analysis of bituminous pavement (December 16 and 17, 2014), Backcalculation of pavement material properties (December 17, 2014), Short Term Course on Recent Advances in Highway Design and Construction, Department of Civil Engineering, December 15-19, 2014, IIT Delhi.

38.  Sustainability considerations in pavement design, (keynote lecture) (October 18, 2014) International Conference on Sustainable Civil Infrastructure (ICSCI-2014), ASCE-India Section and Department of Civil Engineering, October 17-18, 2014, Hyderabad.

39.  Analysis of pavement structures, Part I (August 21, 2014) and Part II (September 25, 2014), Central Road Research Institute (CRRI), New Delhi.

40.  Some interesting results on angle of repose of aggregates and asphalt mix, (Kumar, A., Rehan, S. A., and Das, A.) (July 10, 2014), Road and Pavement Engineering Division, Technical University of Darmstadt, Darmstadt.

41.  Pavement Engineering research I do, (July 3, 2014), Department of Civil Engineering, Aalto University, Espoo.

42.  Principles of asphalt pavement design - current practice and future (May 28, 2014), Workshop on Advances in Bituminous Pavement in Transportation Sector, May 27-28, 2014, Indian Institute of Engineering Science and Technology, Shibpur.

43.  Pavement Engineering Research I do, (May 17, 2014), Intercontinental Consultants and Technocrats Private Limited, New Delhi.

44.  Choosing the best layer thickness combination in asphalt pavement design, (April 7, 2014), Department of Civil Engineering, IIT Bombay, Mumbai.

45.  Recycled asphalt pavements: pavement design issues, (keynote address), (January 15, 2014), National Seminar on Recycling of Bituminous Pavements, January 15-16, 2014, CSIR-CRRI, New Delhi.

46.  Tutorial on Asphalt mix design: The state-of-the-art, (December 12, 2013), 2nd Conference of Transportation Research Group of India, Jaypee Palace Hotel & International Convention Centre, December 12-15, 2013, Agra.

47.  Tutorial on Analysis of Pavements, (December 12, 2013), 2nd Conference of Transportation Research Group of India, Jaypee Palace Hotel & International Convention Centre, December 12-15, 2013, Agra,.

48.  Innovative concrete pavements, (October 27, 2013 and February 20, 2015), A Short Term Training Programme for Engineers of Rural Engineering Service, October 25-27, 2013 and February 16-20, 2015, Department of Civil Engineering, HBTI Kanpur, Kanpur.

49.  Reduction of asphalt pavement design thickness with new, alternative and innovative materials, (March 20, 2013), National Workshop on New and Alternative Pavement Materials, March 20-21, 2013, CSIR-CRRI, New Delhi.

50.  Reliability considerations in structural design of asphalt pavements, (December 03, 2012), Department of Civil & Environmental Engineering, Michigan State University, East Lansing.

51.  Pavement Engineering Research at IIT Kanpur, India, (October 19, 2012), Department of Civil & Environmental Engineering, Worcester Polytechnic Institute, Worcester.

52.  Preliminary constituent proportioning for recycled asphalt mix, (Das A. and Krishnaswamy, A.), (October 18, 2012), Rhode Island Transportation Research Center, Department of Civil & Environmental Engineering, University of Rhode Island, Kingston.

53.  An optimum design of layer thicknesses for asphalt pavements, (October 17, 2012), Department of Civil & Environmental Engineering, University of Massachusetts Dartmouth, North Dartmouth.

54.  Optimum thickness design for asphalt pavements, The Kent Seminar Series, (September 6, 2012), Illinois Center for Transportation and Department of Civil & Environmental Engineering, University of Illinois at Urbana-Champaign, Rantoul.

55.  Reliability of bituminous mix design - a case study for Marshall method, (June 26, 2012), Fachgebiet Straβenwesen, Technical University of Darmstadt, Darmstadt.

56.  Principles of bituminous mix design (April 16, 2012) and Principles of bituminous pavement design (April 17, 2012), Workshop on advances in Transportation Engineering, Department of Civil Engineering, April 16-18, 2012, NIT Silchar, Silchar.

57.  How to build good roads? (January 3, 2012), Department of Civil Engineering, NIT Durgapur, Durgapur.

58.  Concrete pavements for low volume roads, (August 27, 2011, September 23, 2011 and July 26, 2013 (keynote lecture)), A Short Term Training Programme for Engineers of Rural Engineering Service, August 25-27, 2011, September 22-24, 2011 and July 26-28, 2013, Department of Civil Engineering, HBTI, Kanpur.

59.  Cement concrete pavements, (Keynote lecture), (August 25, 2011), A Short Term Training Programme for Engineers of Rural Engineering Service, August 25-27, 2011, Department of Civil Engineering, HBTI, Kanpur.

60.  NPTEL course on Advanced Transportation Engineering, (August 20, 2011), National workshop on deployment and use of NPTEL courses, IIT Kanpur, Kanpur.

61.  Pavement engineering research at IIT Kanpur, (June 10, 2011) Fachgebiet Straβenwesen, Technical University of Darmstadt, Darmstadt.

62.  Structural design of pavements with stabilized layers, Seminar on New Materials in Road Construction for Stabilized Pavements, Department of Civil Engineering, IIT Madras, March 01, 2011, Chennai.

63.  Principles of asphalt pavement design - a discussion, (October 20, 2010), Conference on Infrastructure, Sustainable Transportation & Urban Planning, CiSTUP, IISc Bangalore, October 18-20, 2010, Bangalore.

64.  How to build good roads? (October 5, 2010), IGS Local Chapter, SGSITS, Indore.

65.  Innovative materials for asphalt pavements, (keynote lecture), (October 1, 2010), All India Seminar on Advances in Materials & Techniques in Construction, The Institution of Engineers (India), U.P. State Centre & Kanpur Local Centre, October 1-2, 2010, IIT Kanpur, Kanpur.

66.  In quest of an optimal pavement design, (July 31, 2010), Indo-US Workshop on Highway and Airport Pavement Engineering: Challenges and Opportunities, July 30-31, 2010, IIT Kharagpur.

67.  Pavement design using recycled asphalt, Sustainable asphalt construction and maintenance technologies: a road to a green future, June 26, 2010, MeadWestvaco Corporation, India Habitat Center, New Delhi.

68.  Interpretation of falling weight deflectometer data, Seloflex World Conference, February 5, 2010, New Delhi.

69.  Why roads fail?, (December 18, 2009), Siddhananda Memorial Lecture, Bengal Engineering and Science University, Shibpur.

70.  Design principles for design of bituminous pavement with stabilized/ cemented layer, National Workshop on Stabilization of Soil and Granular Layers for Pavements, PEC University of Technology, October 24, 2009, Chandigarh.

71.  Perpetual pavements : innovations in pavement design, (keynote lecture), (September 19, 2009), Civil Engineering Conference - Innovations Without Limits, NIT Hamirpur, September 18-19, 2009, Hamirpur.

72.  Pavement engineering research at IIT Kanpur, (July 17, 2009), NTEC, Department of Civil Engineering, University of Nottingham.

73.  Disaster management and mitigation related issues related to road infrastructure, (March 20, 2009), Workshop on disaster management and mitigation, HBTI, March 16-21, 2009, Kanpur.

74.  Do we know how to build roads? National Seminar in Geotechnical Engineering for applications in pavement, embankment and retaining wall constructions, IT-BHU, November 13, 2008, Varanasi.

75.  Aggregate shape characterization for bituminous mixes, National Seminar in Geotechnical Engineering for applications in pavement, embankment and retaining wall constructions, IT-BHU, November 13, 2008, Varanasi.

76.  Design of bituminous pavements for airports, CRRI-SHELL workshop on Future Technologies in Bituminous Construction for Highways and Airfield Pavements, October 27, 2007, New Delhi.

77.  Pavement Engineering research at IIT Kanpur, (June 27, 2007), Department of Civil Engineering, University of Waterloo, Waterloo.

78.  Principles of bituminous pavement design and the recent trends, (April 25, 2007), Short term course on Pavement Engineering with Geosynthetics : Looking Ahead, IIT Delhi, New Delhi.

79.  Some current issues related to design and maintenance of road pavements, (April 01, 2007), 2nd NatFOE Symposium, IIT Delhi, March 31 - April 01, 2007, New Delhi.

80.  On mechanistic-empirical asphalt pavement design, (January 12, 2007), Indo-US Workshop on Recent Advances in Transportation Engineering, Department of Civil Engineering, IIT Madras, Chennai.

81.  Some basics of bituminous mix design and pavement design, (November 25, 2006), PMGSY training programme, Department of Civil Engineering, College of Engineering & Technology, Bhubaneswar.

82.  Pavements - more mechanistic than empirical!, (November 20, 2006), 67th IRC Annual Session, Indian Roads Congress, November 17-21, 2006, Panchkula.

83.  A revisit to aggregate shape parameters, Workshop on aggregates - flakiness and elongation indices (WSOA-2006), June 13, 2006, CRRI, New Delhi.

84.  Optimization of pavement design, (November 11, 2005), 66th IRC Annual Session, Indian Roads Congress, Bhubaneswar.

85.  Cold in-place recycling with bitumen emulsion, Indo-Belarus Seminar on Bitumen Emulsion and Cold Mix Technologies, October 19, 2005, CRRI, New Delhi.

86.  Micromechanical analysis of asphalt mix, (July 19, 2005), Department of Civil Engineering, IIT Madras, Chennai.

87.  Chances that a bituminous mix design will meet specifications, (November 05, 2004), Transportation Infrastructure Sector, L&T ECC, Chennai.

88.  Emerging materials in highway engineering and their innovative applications, National Conference on Materials and Their Applications in Civil Engineering, NIT Hamirpur, August 26-27, 2004, Hamirpur.

89.  Emerging construction materials, (June 25, 2003 and November 5, 2003), Short term course on building material testing laboratory, Institute of Research Development and Training, , Kanpur.

90.  Fatigue testing machine for bituminous mixes, Workshop on computer-based data acquisition and control for automation of Civil Engineering laboratories, Department of Civil Engineering, IIT Kanpur, April 7-8, 2003, Kanpur.

91.  Modern trends in bituminous mix design (jointly with IIT Roorkee), IRC Annual Session, January 03-06, 2003, Guwahati.

92.  Chances that a bituminous mix design will meet specifications, (December 24, 2002), Department of Civil Engineering, IIT Roorkee, Roorkee.

93.  Some considerations in bituminous mix design awaiting implementation in highway construction, (May 02, 2002), International Training Program on Highway Engineering - New Technologies in Highway Construction and Contract Management, Consultancy Development Center (CDC) and New Zealand Institute of Highway Technology (NziHT), May 02-04, 2002, New Delhi.

94.  Pavement engineering research at IIT Kanpur, Facgebiet Strassenwesen mit Versuchsanstalt, Technical University of Darmstadt, October 2001, Darmstadt.

95.  Evolution of mechanistic pavement design for Indian conditions, (November 06, 2000), IRC Annual Session, November 04-07, 2000, Indian Roads Congress, Calcutta.

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