Lesson Plan for Senior Secondary 2 - Technical Drawing - onstruction Details E.g Roofs, Doors, Windows, St

### Lesson Plan: Technical Drawing for Senior Secondary 2 #### Topic: Construction Details (Roofs, Doors, Windows, Staircases, Frames, Lining and Architraves, Floors) --- #### **Lesson Overview:** **Grade Level:** Senior Secondary 2 **Subject:** Technical Drawing **Duration:** 90 minutes **Objective:** Students will understand and be able to draw construction details for roofs, doors, windows, staircases, frames, lining and architraves, and floors. --- #### **Materials Needed:** - Drawing boards and T-squares - Set squares - Protractors - Compasses - Drafting pencils (various grades) - Erasers - Rulers - A3 drawing sheets - Computers with CAD software (optional) - Projector for demonstrations - Handouts with sample drawings - Reference textbooks on construction details --- #### **Lesson Outline:** 1. **Introduction (10 minutes)** - Welcome and attendance. - Brief overview of the importance of construction details in technical drawing. - Presenting the objectives of the lesson. 2. **Demo and Discussion (10 minutes)** - Show detailed examples of construction details using a projector. - Discuss the significance of accuracy and clarity in technical drawings. - Explain the types of construction details to be covered: roofs, doors, windows, staircases, frames, lining and architraves, and floors. 3. **Drawing Basics Refresher (10 minutes)** - Quick refresher on basic drawing techniques. - Emphasis on tools and their use. 4. **Section 1: Roofs (15 minutes)** - Types of roofs: gable, hip, flat, etc. - Demonstrate drawing a gable roof detail. - Students practice drawing their own roof detail. 5. **Section 2: Doors and Windows (15 minutes)** - Standard dimensions and types of doors and windows. - Demonstrate a detailed drawing of a door and a window frame. - Students practice drawing their own door and window details. 6. **Section 3: Staircases (10 minutes)** - Key components: treads, risers, stringers, handrails. - Demonstrate a detailed drawing of a staircase. - Students practice drawing their own staircase detail. 7. **Section 4: Frames, Lining, and Architraves (10 minutes)** - Definitions and applications in construction. - Demonstrate detailed drawings of frames, lining, and architraves. - Students practice drawing these details. 8. **Section 5: Floors (10 minutes)** - Different types of floor construction (suspended floor systems, slab on grade). - Demonstrate drawing a cross section of a floor. - Students practice drawing their own floor detail. 9. **Wrap-up (5 minutes)** - Review key points covered in the lesson. - Answer any remaining questions. 10. **Assignment and Closing (5 minutes)** - Assign homework: Draw detailed sections of the topics covered in class, using the provided handouts and examples as a guide. - Inform students about the next class and what will be covered. - Collect finished drawings (if needed) and dismiss the class. --- #### **Assessment:** - **Formative Assessment**: Observe students as they work, offering guidance and feedback during their drawing practice. - **Summative Assessment**: Evaluate the homework assignment on accuracy, clarity, and completeness of the construction detail drawings. --- #### **Optional:** - Use CAD software to show how these construction details can be drawn digitally. - Supplement the lesson with real-world examples or site visits to see these construction details in practice. --- #### **Follow-Up:** - Review student drawings in the next class. - Discuss common mistakes and how to correct them. - Prepare students for more complex projects involving multiple construction details in future lessons. --- This lesson plan provides a structured approach to teaching Senior Secondary 2 students the essential aspects of drawing construction details, ensuring they gain practical skills and a deeper understanding of technical drawing in construction.