Publications

Gowtham, G., and Sahoo, J.P. (2026). Pseudo-Static vs Pseudo-Dynamic Methods: A General Comparison and Their Application to Underground Tunnel Stability. Soil Dynamics and Earthquake Engineering, 200. https://doi.org/10.1016/j.soildyn.2025.109888 [Link to file]

Gowtham, G., and Sahoo, J.P. (2025).  Effect of seismic body wave propagation on the stability of piggyback twin circular tunnels. Journal of Earthquake Engineering. 29(10). 2175–2191. https://doi.org/10.1080/13632469.2025.2515444 [Link to file]

Gowtham, G., and Sahoo, J.P. (2025). Seismic active earth pressure of granular soils considering inhomogeneous wave velocities under harmonic excitation. Journal of Geotechnical and Geoenvironmental Engineering, ASCE. 151(4). https://doi.org/10.1061/JGGEFK.GTENG-12755 [Link to file]

Gowtham, G., and Sahoo, J.P. (2024). Stability analysis of circular tunnels using spatiotemporal accelerations formulated considering heterogeneity of seismic wave propagation velocities. Soil Dynamics and Earthquake Engineering, 181. https://doi.org/10.1016/j.soildyn.2024.108654 [Link to file]

Gowtham, G., and Sahoo, J.P. (2024). Seismic stability analysis of square and rectangular tunnels in cohesive-frictional soils. Natural Hazards Review, ASCE, 25(3). https://doi.org/10.1061/NHREFO.NHENG-1955

Gowtham, G., and Sahoo, J.P. (2024). Seismic stability of circular tunnels in anisotropic granular soil with surcharge loading based on the modified pseudo-dynamic approach. International Journal of Geomechanics, ASCE, 24(5). https://doi.org/10.1061/IJGNAI.GMENG-9293 

Gowtham, G., and Sahoo, J.P. Stability of square and rectangular tunnels in sand under seismic loading. Natural Hazards 119, 1863–1881 (2023). https://doi.org/10.1007/s11069-023-06188-3 

Sahoo, J. P., and Gowtham, G. (2023). Stability evaluation of circular tunnels in cohesive frictional soil under earthquake loading using the modified pseudo-dynamic approach. Soil Dynamics and Earthquake Engineering, 166. https://doi.org/10.1016/j.soildyn.2022.107740