List of Articles Open Access Article Abstract Page Full-Text 1 - Seismic Behavior Upgrade of Steel Moment FramesUsing Viscous Dampers and Determination of Their Proper Damping Forces seyyed Mehdi Zahraei Omid Mohammadi 20.1001.1.23456310.1395.13.1.1.5 Open Access Article Abstract Page Full-Text 2 - An Experimental Study of the Effects of Silica Fume Products on Properties of Hardened Concrete Ahmad maleki fardin esmaeili 20.1001.1.23456310.1395.13.1.2.6 Open Access Article Abstract Page Full-Text 3 - Analytical and Comparative Review of Methods for Determining the Storey Stiffness mohammad reza tabesh poor azadeh noorifard 20.1001.1.23456310.1395.13.1.3.7 Open Access Article Abstract Page Full-Text 4 - Performance of Porous Concrete Containing Additive in Reduction of Urban Runoff Ehsan Teymouri s.farhad musavi hojjat karami saeid farzin 20.1001.1.23456310.1395.13.1.4.8 Open Access Article Abstract Page Full-Text 5 - Numerical Analysis of Post-Tensioned Steel Moment Connections with Top and Seat Angles rohollah ahmadi jazani peyman Shadman heydari mehdi amrii 20.1001.1.23456310.1395.13.1.5.9 Open Access Article Abstract Page Full-Text 6 - Investigating some effects of using Metakaolin as pozolan in concrete Gholamreza saghir shams abadi Abdolkarim Abbasi dezfoli 20.1001.1.23456310.1395.13.1.6.0 Open Access Article Abstract Page Full-Text 7 - Practical and Economic evaluation of concrete structures designed based on 3rd and 4th edition of Iran 2800 code masud purbaba saber azimi 20.1001.1.23456310.1395.13.1.7.1