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  1. No Access

    Chapter and Conference Paper

    Optimization Studies on Bracing Systems and Its Effective Placement to Counteract Earthquakes in Very High Damage Risk Zone

    The current study aims to analyze a multi-storey RCC building model subjected to lateral loads induced by Zone V earthquake. In this method, a G+14 storey building is modeled using ETABS v.20, the model is act...

    S. Usha, H. A. Ajay, D. T. Abhilash… in Civil Engineering for Multi-Hazard Risk Re… (2024)

  2. No Access

    Chapter and Conference Paper

    Structural Performance of Stone Prism Encased Composite Columns as Environment Friendly Structures

    Concrete with cement as binder is the most common construction material used in building industry. Carbon dioxide, a potent greenhouse gas produced during cement manufacture causes environmental pollutions. In...

    M. M. Jamshiya, S. Usha in Proceedings of SECON'22 (2023)

  3. No Access

    Chapter and Conference Paper

    Sustainability Assessment of Terracotta Tile Waste Based Geopolymer Building Block

    Cement concrete blocks are one of the popular masonry units used in construction. The conventional binder, cement cause heavy impact on environment due to its high utilization of natural resources and emission...

    S. Usha, Deepa G. Nair, Subha Vishnudas in Proceedings of SECON 2020 (2021)

  4. No Access

    Chapter and Conference Paper

    Dual-Pipe Damper with Bracing System for Seismic Retrofitting

    Dual-Pipe Damper (DPD) is a metallic yielding device for the passive earthquake energy dissipation. It consists of two welded pipes, which is positioned to take shear. DPD works in flexural form, on the basis ...

    V. Bincy, S. Usha in Proceedings of SECON 2020 (2021)

  5. No Access

    Chapter and Conference Paper

    Analytical Study On Modified Reduced Beam Section Connections Under Cyclic Behaviour

    Steel frames with column and beam connections welded together show brittle nature during earthquakes. According to previous researches, the major damages were the cracks developed in the welded portion between...

    G. S. Greeshma, S. Usha in Proceedings of SECON'19 (2020)

  6. No Access

    Chapter and Conference Paper

    Fly Ash Based Geopolymer Bricks: A Sustainable Construction Material

    Considering the increasing demand for sustainable and environment friendly construction materials, the feasibility of fly ash based alkali activated geopolymer bricks, has been aimed in this project as an alte...

    Niveditha Balakrishnan, S. Usha, Ponny K. Thomas in Proceedings of SECON'19 (2020)