Failure of Tube Well A tube well may fail for the following reasons: Corrosion Incrustation Corrosion of the Well Pipes The Corrosion of the well pipes is caused by the presence of acid, chloride and sulphate in the groundwater. The following measures can be taken to reduce the corrosion of the well pipes. Always thick pipes …
Methods of River Bank Protection 4 methods of river bank protection are as follows: Brick Pitching Stone Riprap Boulder Pitching Concrete Slab Lining 1. Brick Pitching In this method of river bank protection, first of all, around 3m length of bamboo or timber piles are driven along a line about 1 m away from the …
Factors Affecting Evaporation From Water Surface 5 major factors affecting evaporation from water surface are as follows: 1. Area of Wate Surface If the surface of the water is large, the evaporation will be more. But if the water surface is small, then evaporation will be less. 2. Depth of Water If the depth of …
Types of Rainfall Depending on the different atmospheric conditions, rainfall may be of the following types: 1. Cyclonic Rainfall This type of rainfall is caused by the difference of pressure within the air mass on the earth’s surface. If low pressure is generated somewhere, warm moist air rushes with violent forces from the adjacent area to …