Recent trends in civil engineering: select proceedings of ICRACE 2021

Intro -- Preface -- Contents -- About the Editors -- Structural Engineering -- Ductile Detailing Practices Using Confined Masonry-A Case Study of Himachal Pradesh -- 1 Introduction -- 2 Seismic Vulnerability of Himachal Pradesh (HP) -- 3 Confined Masonry and Detailing Practices -- 4 Activities of Himachal Pradesh State Disaster Management Authority (HPSDMA) -- 5 New Construction Materials -- 6 Conclusions -- References -- Prediction of Twist and Torque of RC Beams of M60 Core Concrete Jacketed with Ferrocement "U" Wraps at Ultimate Stage: Different Methods -- 1 Introduction -- 1.1 Objective of Present Study -- 2 Some Ways to Determine Torque and Twist -- 2.1 Based on Experimental Investigation -- 2.2 Based on Model of Analytical Method -- 2.3 Method Based on Soft Computing -- 3 Discussion on Results -- 3.1 Behavior of Ferrocement Wrapped High Strength RC Beams -- 3.2 Ultimate Torque of Ferrocement "U" Wrap Beams with M60 Concrete -- 3.3 Twist Value at Ultimate Torsional Load for RC Beams with "U" Wraps -- 4 Conclusions -- References -- Social Network Theory in Construction Industry: A Scientometric Review -- 1 Introduction -- 2 Research Methodology -- 3 Findings -- 3.1 Stage I-Literature Review and Search Strategy -- 3.2 Stage II-Scientometric Analysis -- 3.3 Sociogram of Co-occurrence of Keywords -- 3.4 Sociogram of Co-authorship -- 3.5 Sociogram of Countries -- 3.6 Sociogram of Sources -- 4 Discussions -- 4.1 Future Scope of Research -- 5 Conclusions -- References -- Interference Effect Between Tall Buildings with Square Cross-Sections -- 1 Introduction -- 2 Literature Review -- 3 Modeling and Loading Details -- 4 Observations and Results -- 5 Conclusions -- References -- Investigation of Crushed Concrete Aggregates as a Replacement for Natural Aggregates in AAB Concrete -- 1 Introduction -- 2 Materials and Methods.

2.1 Materials and Mix Proportions -- 2.2 Methods -- 3 Results and Discussions -- 4 Conclusions -- References -- Identification and Analysis of Material Management Issues in Construction Industry Using ICT Tools -- 1 Introduction -- 1.1 Background -- 1.2 Importance of Material Management -- 1.3 Stages of Material Management -- 2 Research Methodology -- 2.1 Objective of the Study -- 2.2 Data Collection and Analysis -- 3 Problems in Material Management -- 4 Analysis and Findings -- 4.1 Identification of Common Prevailing Material Management Problems -- 4.2 Method of Selection of ICT Tools for the Professionals -- 5 Conclusion -- References -- P-M-M Interaction of Bridges Having Different Construction Materials: CC, SCC and FRSCC -- 1 Introduction -- 2 Modeling the Bridge -- 2.1 3D Model of the Bridge -- 2.2 Materials -- 3 Analysis -- 4 Results -- 4.1 Demand-Capacity Ratio -- 4.2 P-M-M Interaction Result -- 5 Conclusion -- References -- An Experimental Study on Flexural Strength of Corroded-Reinforced Concrete Beam with Fly Ash -- 1 Introduction -- 2 Materials and Methodology -- 2.1 Material Specifications -- 2.2 Reinforced Concrete Beams -- 2.3 Accelerated Corrosion Process -- 2.4 Electrical Resistance of Reinforced Steel Bars -- 3 Experimental Work -- 3.1 Compression Test -- 3.2 Flexure Strength (Three Point Bending Test) -- 3.3 Weight Loss in Reinforced bar -- 4 Conclusion -- References -- UHPC Steel Composite Girder: Numerical Studies on Flexural Behaviour in Negative Moment Region -- 1 Introduction -- 2 Finite Element Analysis (FEM) -- 2.1 Element Selection -- 2.2 Material Modelling -- 2.3 Model Validation -- 3 Numerical Studies -- 3.1 Specimen Details -- 3.2 Effect of Concrete Strength -- 3.3 Effect of Slab Depth -- 3.4 Effect of Slab Width -- 3.5 Effect of Steel Grade -- 4 Conclusions -- References.

Parametric Studies and Optimization of Grid Shell Structures Using Genetic Algorithm -- 1 Introduction -- 2 Methodology -- 3 Results and Discussion -- 4 Conclusion -- References -- Study of Moment Curvature Response of Beam as Per IS456 Code and Hognestad's Stress-Strain Curve -- 1 Introduction -- 1.1 Stress-Strain Models of Concrete -- 2 Problem Statement -- 2.1 Singly Reinforced Beam -- 2.2 Doubly Reinforced Beam -- 2.3 Parametric Study -- 3 Analytical Program -- 3.1 Specimen Description -- 3.2 Materials -- 3.3 Analytical Model -- 4 Results -- 4.1 Analysis -- 4.2 Parametric Analysis -- 5 Conclusion -- References -- Effect of Silica Sand on the Mechanical and Durability Characteristics of Concrete -- 1 Introduction -- 2 Experimental Programme -- 2.1 Materials Used -- 2.2 Mix Design Procedure -- 3 Results and Discussion -- 3.1 Compressive Strength -- 3.2 Flexural Strength -- 3.3 Ultrasonic Pulse Velocity -- 3.4 Half-Cell Potential Values -- 4 Conclusion -- References -- Impact of Optimum Waste Content and NaOH Molarity Dosage on Self-Compacting Geopolymer Concrete Efficiency -- 1 Introduction -- 2 Materials Used and Methods -- 3 Preparation and Placement of Concrete -- 4 Results and Discussion -- 5 Conclusion -- References -- Study and Analysis of Irregularities in RC Buildings -- 1 Introduction -- 1.1 General -- 1.2 Literature Review -- 1.3 Objective -- 2 Methodology -- 2.1 Modelling of the Structure -- 2.2 Application of Hinges in the Structure -- 3 Results and Descussion -- 3.1 Pushover Method of Analysis -- 4 Conclusion -- References -- Enhancement of Mechanical Properties of Cement Mortar Using Ground Granulated Blast Furnace Slag as a Partial Replacement -- 1 Introduction -- 2 Experimental Investigation -- 2.1 Constituent Materials -- 2.2 Mix Proportions -- 2.3 Preparation of Test Specimens -- 3 Study on Fresh Properties.

3.1 Consistency and Setting Time -- 3.2 Workability -- 4 Study on Hardened Properties -- 4.1 Compressive Strength -- 4.2 Flexural Strength -- 4.3 Split Tensile Strength -- 5 Microstructural Analysis -- 5.1 Scanning Electron Microscopy (SEM) -- 5.2 X-Ray Diffraction (XRD) -- 6 Conclusions -- References -- Structural Dynamics and Earthquake Engineering -- Seismic Hazard Assessment of Chennai City Using Deterministic Approach -- 1 Introduction -- 1.1 Probabilistic Seismic Hazard Assessment -- 1.2 Deterministic Seismic Hazard Assessment -- 2 Seismicity and Seismotectonics of the Region -- 3 Methodology -- 4 Earthquake Source Identification and Characterization -- 5 Source to Site -- 6 Selection of Controlling Earthquake -- 7 Evaluation of Ground Motion Hazard Parameters -- 8 Comparative Analysis -- 9 Conclusion -- References -- Stability Analysis of Lift Shaft Tower with Guys for Wind Load -- 1 Introduction -- 2 Methodology -- 2.1 Loading -- 2.2 Analysis -- 2.3 Structural Design -- 3 Results and Discussion -- 4 Conclusions -- Reference -- Comparative Analysis of Diagrid Structural System with Conventional Systems for Tall Buildings -- 1 Introduction -- 2 Building Modal Data -- 3 Modelling and Analysis -- 3.1 Diaphragm -- 3.2 Load Combinations -- 4 Results -- 4.1 Storey Displacement -- 4.2 Storey Drift -- 4.3 Storey Shear -- 4.4 Storey Stiffness -- 5 Conclusion -- References -- Performance Evaluation of RC Framed Hill Buildings with and Without Shear Walls -- 1 Introduction -- 2 Materials and Methods -- 3 Results and Discussion -- 3.1 Seismic Response of Stepback Configuration -- 3.2 Seismic Response of Stepback-Setback Configuration -- 4 Conclusion -- References -- Structural Behaviour of RC Silo under Gravity and Infill Loads -- 1 Introduction -- 2 Modelling and Analysis -- 3 Results and Discussion.

3.1 Behaviour of an empty RC Silo due to Gravity Load -- 3.2 Behaviour of Concrete Silo under Gravity and Internal Pressure -- 4 Conclusion -- References -- Experimental and Numerical Study on the Behaviour of Grouted Sleeve Coupler Joint Used in Precast Member Connection -- 1 Introduction -- 2 Experimental Study -- 2.1 Materials -- 2.2 Experimental Setup -- 2.3 Test Set Up -- 3 Numerical Study -- 3.1 Results of the Regression Analysis-Simple Linear -- 3.2 Results of Regression Analysis-Multiple Regression -- 4 Conclusion -- References -- Comparative Study of Carbon Fiber-Reinforced Polymer Cabled Structure Subjected to Seismic Loads -- 1 Introduction -- 2 Literature Review -- 3 Structure Modeling -- 3.1 Rigid Structure -- 3.2 Braced Structure -- 3.3 CFRP Cabled Structure -- 4 Structural Analysis -- 5 Results and Discussion -- 5.1 Equivalent Static Method -- 5.2 Response Spectrum Analysis -- 5.3 Time History Analysis -- 5.4 Time Period -- 6 Conclusion -- References -- Structural Audit and Assessment of Application of External Post Tensioning Method on Bridge Girder -- 1 Introduction -- 2 Methodology -- 2.1 Visual Inspection -- 2.2 Rebound Hammer Test -- 2.3 Ultrasonic Pulse Velocity Test -- 2.4 Deflection Test by Institutionally Developed Sensor -- 3 Analysis and Design -- 4 Restrictions of External Post Tensioning -- 5 Conclusion -- References -- Analysis of I-Section Composite Beam with Winding Wire and Metal Strap for Development of Effective Bond -- 1 Introduction -- 2 Numerical Modeling -- 3 Results and Discussion -- 4 Conclusion -- References -- Comparison of Response on Building Due to Wind Load as Per Wind Codes [IS 875-(Part 3)-2015] and [AS/NZ1170.2-2011] -- 1 Introduction -- 2 Methodology -- 2.1 Analysis Steps -- 3 Numerical Study -- 4 Results and Discussion -- 5 Conclusion -- References.

Strengthening Measures for Reinforced Concrete Column Against Blast Loading-A Review.