جستجو در تالارهای گفتگو

THE PLASCO BUILDING COLLAPSE IN TEHRAN - A Preliminary Assessment FEBRUARY 20, 2017 CONTENTS 1. INTRODUCTION 1.1 Purpose and Recommendations.......................................................2 1.2 Applying NFPA 921...........................................................................3 1.3 Building Description..........................................................................5 1.4 Timeline and Event Summary...........................................................6 2. EVIDENCE CONSISTENT WITH DEMOLITION 2.1 Explosions Before Collapse...............................................................8 2.2 Explosions During Collapse.............................................................10 2.3 Debris Field Pattern.........................................................................12 2.4 Molten Metal....................................................................................12 Motives for Firesetting Behavior............................................................13 3. EVALUATING THE FIRE HYPOTHESIS 3.1 Inconsistency with the Data.............................................................14 3.2 Fire-Induced Failure Improbable......................................................15 3.3 Accidental Blast-Induced Failure Improbable..................................15 AFTERWORD..........................................................................................16 به نقل از کانال تلگرام فایلهای انجمن سازه های فولادی ایران دانلود از پیوست Plasco_Building_Report_2.20.17 @EngBook.pdf