| Cover | 1 |
| TOC | 3 |
| Editorial Team | 6 |
| Sister Associations | 9 |
| FIS News | 11 |
| L. Levin, M. Semin, I. Golovatyi- Analysis of the structural integrity of a frozen wall during a mine shaft excavation using temperature monitoring data | 13 |
| L. Nazarova, L. Nazarov - Method for locating weak zones at coal-bed–host rock interface in the context of outburst hazard: Theory and laboratory experiment | 25 |
| F. Majid, T. Hachimi, H. Rhanim, R. Rhanim - Delamination effect on the mechanical behavior of 3D printed polymers | 38 |
| T. G. Sreekanth, M. Senthilkumar, S. M. Reddy - Artificial neural network based delamination prediction in composite plates using vibration signals | 49 |
| G. Antonovskaya, N. Kapustian - The earth-fill dam state express investigation using mechanical vibrations produced by HPP | 58 |
| Z. Najat, F. Majid, H. Taoufik, R. Rhanim , I. Mrani, H. Rhanim - Improvement of crack tip position estimation in DIC images by image processing methods | 73 |
| P. Livieri, F. Segala - The Stress Intensity Factor of convex embedded polygonal cracks | 84 |
| D. D. Okulova, L. A. Almazova, O. S. Sedova, Y. G. Pronina - On local strength of a spherical vessel with pits distributed along the equator | 92 |
| O.A. Staroverov, A.I. Mugatarov, A.S. Yankin, V.E. Wildemann - Description of fatigue sensitivity curves and transition to critical states of polymer composites by cumulative distribution functions | 103 |
| S. Gotagunaki, V. S. Mudakappanavar, R. Suresh - Investigation on microstructure and tensile fractography of RE Oxides (CeO2/Y2O3) reinforced AZ91D Magnesium Matrix Composites | 112 |
| A. Chulkov, V. Vavilov, D. Nesteruk, D. Burleigh, A. Moskovchenko - A method and apparatus for characterizing defects in large flat composite structures by Line Scan Thermography and neural network techniques | 122 |
| K. R. Suchendra, M. Sreenivasa Reddy, M. Ravikumar - Influence of quenching agents on mechanical, wear, and fracture characteristics of Al2O3 / MoS2 reinforced Al-6061 hybrid Metal Matrix Composite (MMCs) | 134 |
| L. A. Aboul-Nour, A. S. Eisa, A. El-Ghamry - Structural behavior of Lightweight and High strength Layered Hollow Core Slabs | 146 |
| M. Khaisem S. Budhe, S. de Barros, M.D. Banea, N. R. F. Rohem - Numerical analysis of repaired wall loss defect pipelines for optimum composite wrap thickness | 165 |
| N. Ben Chabane, N. Aguechari, M. Ould Ouali - Study of the slant fracture in solid and hollow cylinders: Experimental analysis and numerical prediction | 181 |
| I. S. I. Harba, A. J. Abdulridha, A. A. M. AL-Shaar - Numerical analysis of reinforced concrete circular columns strengthening with CFRP under concentric and eccentric loadings | 202 |
| M. Khalaf, L. Aboul-Nour, M. Khater, M. Ibrahim - Numerical nonlinear analysis of RC beams with un-strengthened and CFRP-strengthened opening drilled under service loads within shear zones | 218 |
| A. Mishra, V. S. Jatti, N. K. K., R. B. Dhabale, A. V. Jatti - Computer Vision Algorithm for the detection of fracture cracks in Oil Hardening Non-Shrinking (OHNS) die steel after machining process | 246 |
| O. Aourik, A. Chouaf, M. Othmani - Analysis of the resistance to crack propagation in SENT test specimens printed in ABS using parallel or crossed filaments between layers | 258 |
| A. Elbaz, H. Marzouk, Kh. Heiza, O. Elnawawy - Structural behavior of damaged reinforced concrete beams under static cyclic loading | 269 |
| H. A. R. Cruz, L. M. Bezerra, W. V. Silva, R. Silva - Numerical analysis of isolated end-flattened steel bars under compression in space trusses | 283 |
| S. R. Sreenivasa Iyengar, D. Sethuramu, M. Ravikumar - Mechanical, wear, and fracture behavior of Titanium Diboride (TiB2) - Cerium Oxide (CeO2) reinforced Al-6061 hot-rolled hybrid composites | 301 |
| V. P. Loginov, V. A. Polyanskiy, Y. A. Yakovlev, A. M. Polyanskiy, V. M. Olekov, G. N. Rostovykh - Metallurgical hydrogen as an indicator and cause of damage of rolled steel | 313 |
| A. Brotzu, B. De Filippo, S. Natali, L. Zortea - High Entropy Cantor Alloys (HEAs) modification induced by tungsten alligation, heat treatment and deep cold plastic deformation | 321 |