E-Tech Learning

E-Tech Learning E-Tech Learning is a learning platform for Architecture, Civil Engineering, and Construction.

We share Building Design, Structural Concepts, and Practical Construction Tips. 🏗️

20/09/2026

Slab Reinforcement at Supports vs Midspan | RCC Slab

Slab Reinforcement at Supports vs Midspan — learn why RCC slab reinforcement changes between supports and midspan, based on positive and negative bending moments. 🏗️📐

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14/09/2026

One-Way vs Two-Way Slab | Slab Types Explained

One-Way vs Two-Way Slab — learn the basic difference, load direction, and reinforcement pattern in RCC slabs. 🏗️📐

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11/09/2026

What Is a Slab? | Types, Load Transfer & Slab Reinforcement Explained

What is a slab and how does it work in an RCC building? Learn about slab types, load transfer, one-way vs two-way slabs, basic reinforcement, main bars, distribution bars, and top reinforcement. A quick practical guide for civil engineers, structural engineers, site engineers, students, and construction professionals.

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11/09/2026

Why Are Beam Stirrups Closer Near Supports? | Stirrup Spacing Explained

Why are beam stirrups closer near supports but wider at midspan? Learn the structural reason behind stirrup spacing, shear force distribution, shear resistance, and diagonal crack control in RCC beams.
This quick structural engineering explanation is useful for civil engineers, site engineers, engineering students, and construction professionals.

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09/09/2026

AutoCAD Polyline Command Explained | LINE vs POLYLINE

Learn how to use the AutoCAD POLYLINE command (PL) and understand the difference between LINE and POLYLINE. See how connected segments work as one object, how to combine straight and arc segments, and why POLYLINE is useful for floor plans, wall outlines, and technical drafting.
Perfect for AutoCAD beginners, civil engineers, architects, engineering students, and CAD professionals.

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08/09/2026

AutoCAD LINE Command Explained | LINE Tool Tutorial for Beginners

Learn how to use the LINE command in AutoCAD with practical examples. In this quick tutorial, you'll learn the LINE command shortcut, relative coordinates, Ortho Mode (F8), and Object Snap (F3) for accurate CAD drafting.
Perfect for AutoCAD beginners, civil engineers, architects, engineering students, and CAD users.

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07/09/2026

How to Calculate Stirrup Cutting Length? | RCC Beam

Learn how to calculate RCC beam stirrup cutting length step by step using beam size, concrete cover, stirrup diameter, and hook length. A simple practical calculation for civil engineers, site engineers, and construction professionals.

03/09/2026

How to Calculate Stirrup Quantity in RCC Beam | Simple Calculation

Learn how to calculate stirrup quantity in an RCC beam using beam length and stirrup spacing with a simple example.

01/09/2026

RCC Beam Reinforcement Calculation | How Much Steel Is Needed?

How much steel is needed for an RCC beam? 🏗️
In this video, learn a simple RCC Beam Reinforcement Calculation using beam length, number of main bars, and the steel weight formula.

📐 Example:
Beam Length: 5 m
Main Bars: 4 Nos
Bar Diameter: 16 mm

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30/08/2026

RCC Column Reinforcement Calculation | Bars & Stirrups Explained

Learn how to calculate RCC column reinforcement, including main bars and stirrups, in a simple and practical way. Perfect for civil engineering students and professionals.

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