STRUCTURES FE Exam Review 73: Doubly reinforced Beam скачать в хорошем качестве

STRUCTURES FE Exam Review 73: Doubly reinforced Beam

🏗️ FE Exam Review 73 – Structures: Doubly Reinforced Concrete Beam Explained (FE Civil) In this FE Civil Exam Structures review, we break down doubly reinforced concrete beams step by step and explain why and when compression steel is required in reinforced concrete design. This topic commonly appears on the FE Civil Exam and is a high-value scoring opportunity if you understand the conceptual behavior of the beam rather than memorizing formulas. 🔍 What You’ll Learn in This Video What a doubly reinforced beam is Why compression reinforcement is used How strain compatibility works in doubly reinforced sections The role of compression steel vs tension steel How these beams behave compared to singly reinforced beams How this concept is tested on the FE Civil Exam 🧠 FE Exam Strategy Tip On the FE Exam: If the required moment exceeds what concrete and tension steel alone can carry, 👉 compression steel is added to increase moment capacity. Understanding this logic helps you identify the correct approach instantly on exam day. Timestamps: 00:00 Introduction & Problem Statement 00:02 Understanding Given Values 01:34 Locating Relevant Equations in FE Reference Manual 02:33 Calculating Area of Steel (As) 03:06 Determining Effective Depth (d) 03:45 Solving for 'a' and 'b' (Strength Method) 04:17 Considering Cover Width Requirements 04:49 Calculating Bar Diameter & Total Cover Width 05:37 Comparing Widths & Final Answer 06:15 FE Exam Strategy Tip 🎯 Why Doubly Reinforced Beams Matter for FE Civil Appears in Structures / Concrete Design Tested conceptually (not heavy calculations) Often paired with strain diagrams and force equilibrium Easy points if you understand why the beam is reinforced both ways 📘 Reference Material NCEES FE Reference Handbook Reinforced concrete design fundamentals Strain compatibility principles 🚀 Perfect For: FE Civil Exam candidates EIT / EI applicants Civil engineering students Structural design beginners Anyone confused about compression reinforcement 🔔 Subscribe for More FE Civil Exam Reviews Structures • Concrete • Statics • Steel • Geotechnical • Transportation Clear explanations • Exam-focused • Built for passing 🔖 Hashtags #FECivil #CivilEngineering #ConcreteDesign #StructuralEngineering #FEExam #EIT #USACivilEngineer #AverageCivilEngineer