Experience
Teaching Experience: 2.5 Years in NIT Patna as a Temporary Faculty (9th December 2020- 30th June 2023)
Teachings
Transportation Engineering -1, Transportation Engineering-2, Pavement Design, Highway and Airport Engineering, Surveying and Field Practice, Hill Road Engineering, Rural Roads Planning and Design.
Education
B.Tech : Birbhum Institute of Engineering and Technology, (West Bengal)
M.Tech : Indian Institute of Engineering Science and Technology, Shibpur (West Bengal)
Ph.D. : Indian Institute of Engineering Science and Technology, Shibpur, (West Bengal)
Contact Address :
Department of Civil Engineering,
National Institute of Technology Sikkim
INTERNATIONAL JOURNALS
- Karmakar S. and Roy T. K., (2016), "Effect of Waste Plastic and Waste Tires Ash on Mechanical Behavior of Bitumen", Journal of Materials in Civil Engineering, ASCE, 28(6): 04016006-1-9, DOI: 10.1061/(ASCE)MT.1943-5533.0001484.
- Karmakar S., Roy T. K., (2018), "Evaluation for structural integrity of waste plastic cup modified bituminous mix by micro-chemical analysis", Journal of Indian Chemical Socity,95 (March):371-376. DOI:10.5281/zenodo.5642646. ISSN 0019-4522.
- Karmakar S., Majhi D., Roy T. K., Chanda D., (2018), "Moisture Damage analysis of bituminous mix by Durability Index utilizing Waste Plastic Cup", Journal of Materials in Civil Engineering, ASCE, 30(9): 04018216-1-12, DOI: 10.1061/(ASCE)MT.1943-5533.0002366.
- Karmakar S., Roy T. K., (2020), "Effect of different waste plastic fractions on the thermal and mechanical properties of modified bitumen", Canadian Journal of Civil Engineering, 48(9):1139-1146, https://doi.org/10.1139/cjce-2020-0007. ISSN : 1208-6029.
- Karmakar S. and Roy T. K., (2021), "Influence of Plastic Waste on Chemical and Mechanical Properties of Modified Bitumen Used in the Bituminous Mix for Flexible Pavement", Journal of Materials in Civil Engineering, ASCE, 33(2): 04020440-1-11, DOI: 10.1061/(ASCE)MT.1943-5533.0003545.
sandip@nitsikkim.ac.in 
+91-9073807285 