Lesson Notes By Weeks and Term - Junior Secondary 2

TERM – 3^RD TERM

WEEK SEVEN

Class: Junior Secondary School 2

Age: 13 years

Duration: 40 minutes of 5 periods each

Date:

Subject: BASIC TECHNOLOGY

Topic:   SITE PREPARATION

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

1. Define tools
2. Identify the classes of Tools/Plants Use for Site Preparation

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers, demonstration, videos from source

INSTRUCTIONAL MATERIALS:   Videos, loud speaker, textbook, pictures,

INSTRUCTIONAL PROCEDURES

PERIOD 1-2

NOTE

 SITE PREPARATION

Site preparation refers to the activities and processes undertaken to get a piece of land ready for construction, development, or specific use. It involves various tasks aimed at clearing and shaping the land, making it suitable for the intended purpose. Key aspects of site preparation include:

1. Clearing and Grading: Removing vegetation, debris, and uneven surfaces from the site.
2. Excavation: Digging and removing soil to create foundations, basements, or trenches as required for the project.
3. Utility Installation: Installing necessary utilities such as water, sewage, electricity, and gas lines before construction begins.
4. Drainage Planning: Implementing proper drainage systems to prevent water accumulation and ensure water flows away from structures..
5. Surveying: Conducting land surveys to determine property boundaries, elevations, and other relevant details.
6. Access Roads: Establishing temporary or permanent access roads for construction equipment and workers.

Tools

Tools are instruments or devices used for performing tasks or achieving specific purposes. In the context of site preparation, tools can be categorized into various types based on their functions:

1. Excavation tools are instruments specifically designed for digging, removing, and shaping soil or other materials during the process of excavation. These tools are essential for various construction, landscaping, and archaeological activities. Common excavation tools include:

1. Shovels
2. Picks
3. Mattocks
4. Excavators etc.

2. Clearing tools are instruments designed for the removal of vegetation, debris, or obstacles from a specific area. These tools are commonly used in landscaping, forestry, construction, and land preparation activities. Some typical clearing tools include:

1. Machetes,
2. Brush Cutters
3. III. Chainsaws
4. Hedge Trimmers

3. Grading tools are instruments used for leveling, shaping, and smoothing the surface of the ground to achieve a desired slope or contour. These tools are crucial in construction, landscaping, and road-building projects. Common grading tools include:

1. Graders
2. Bulldozers
3. Scrapers

4. Compaction tools are devices used to reduce the void spaces and air in soil, gravel, or other materials by applying pressure. This process increases the density and stability of the material, making it more suitable for construction projects. Common compaction tools include:

1. Roller
2. Plate Compactors
3. Vibratory Compactors

5. Surveying tools are instruments and equipment used for accurately measuring and mapping the Earth's surface features, elevations, and distances. These tools are vital in various fields, including construction, engineering, land development, and environmental planning. Common surveying tools include:

1. Total Station
2. Theodolites
3. GPS Receivers
4. Level Instruments
5. Measuring Tapes

6. Demolition tools are instruments designed for the systematic and controlled dismantling or destruction of structures, buildings, or other constructions. These tools are employed to remove unwanted or damaged buildings, clearing space for new construction or redevelopment. Common demolition tools include:

1. Sledgehammers
2. Demolition
3. Hammers

7. Safety tools refer to equipment and instruments designed to protect individuals from potential hazards, injuries, or accidents in various work environments. These tools play a crucial role in ensuring the well-being of workers across different industries. Common safety tools include:

1. Hard Hats
2. Safety Glasses
3. Gloves
4. Safety Vests
5. Ear Protection

EVALUATION: 1. What is site preparation?

2. Define tools
3. Mention 5 tools used for site clearing.

CLASSWORK: As in evaluation

CONCLUSION: The teacher commends the students positively