What is environment?. The surrounding, in which we live in, is known as the environment.
It is important to keep our surroundings clean so as to prevent illnesses and the spread of diseases.
What is free drainage?. It is a method of disposing water anywhere in the compound.
What is open drainage?. It is a method of disposing water by directing it into gutters or a simple trench dug on the ground.
The trench can also be well constructed with materials such as cement, plastic or metal.
An Open Drain
In this type of drainage, water is drawn away from the house through pipes and covered drains.
Definition of Drainage
What is drainage?. Drainage is the removal of water from houses and buildings such as rain water and waste water.
Stagnant water around houses and buildings is a health hazard.
It is therefore important to draw it away appropriately.
Types of Drainage
1. Free drainage
2. Open drainage