List of Articles Open Access Article Abstract Page Full-Text 1 - Consideration of the Mechanical Properties of Sawdust Concrete ali foroughi asl sahar nozouhour 20.1001.1.23456310.1396.14.2.1.4 Open Access Article Abstract Page Full-Text 2 - Investigating Coefficient of Steel Frame Behavior Under the Influence of Structural Geometry Babak Hosamzadeh mohammad reza hashemi 20.1001.1.23456310.1396.14.2.2.5 Open Access Article Abstract Page Full-Text 3 - The Investigation of Resistant Reinforced Concrete Core in High-Rise Building of the Tube in Tube System with Stairs Box Against Earthquakes mohammad reza shadman khankandi ashkan khodabandehlou 20.1001.1.23456310.1396.14.2.3.6 Open Access Article Abstract Page Full-Text 4 - Optimization of Hyperbolic Structures Using the Charged System Search (CSS) Algorithm zahra noori siamak talat ahari bahman farahmand Azar 20.1001.1.23456310.1396.14.2.4.7 Open Access Article Abstract Page Full-Text 5 - Numerical Investigation of the Torsional Behaviour of RC Beams with Respect to the Position and Spacing of FRP Sheets nader abbasi masoud pourbaba 20.1001.1.23456310.1396.14.2.5.8 Open Access Article Abstract Page Full-Text 6 - Crack Detection in Structures Using Modal Strain Energy and Frequency SIyamak ghadimi seyyed sina kourehli 20.1001.1.23456310.1396.14.2.6.9 Open Access Article Abstract Page Full-Text 7 - Analysis of Behavior of Concrete Gravity Dams with Different Water Level Subjected to Earthquake Loading parviz sabeti ahmad maleki 20.1001.1.23456310.1396.14.2.7.0