Do’s and Don’ts – Before, During and After an Earthquake
EARTHQUAKE – Do’s and Don’ts 1) Before An Earthquake Repair deep plaster cracks in ceilings and foundations. Get knowledgeable recommendation…
DEPTH-AREA-DURATION (DAD) CURVES | HYDROLOGY
DEPTH-AREA-DURATION CURVES (a) Depth-Area-Relationship : A storm over a particular catchment does not produce uniform rainfall depth over the entire…
WHAT IS TRANSPIRATION ? and FACTORS AFFECTING TRANSPIRATION
TRANSPIRATION Transpiration is the process by which water vapour leaves the living plant body, principally the leaves, and enters the…
INTENSITY-DURATION CURVE, INTENSITY-DURATION-FREQUENCY (IDF) CURVE and DEPTH-DURATION-FREQUENCY CURVE | HYDROLOGY
INTENSITY-DURATION CURVE It has been observed in practice that the greater is the intensity of rainfall, the shorter is the…
METHODS TO FIND AVERAGE RAINFALL DEPTH OVER AN AREA | HYDROLOGY
AVERAGE RAINFALL DEPTH OVER AN AREA The rainfall recorded by a raingauge represents the rainfall at that station. It is…
ESTIMATION OF MISSING RAINFALL DATA | HYDROLOGY
ESTIMATION OF MISSING RAINFALL DATA Before analysing the rainfall data of a region, it is necessary to check its continuity.…
DIAPHRAGM WALL CONSTRUCTION
DIAPHRAGM WALL CONSTRUCTION STAGES A diaphragm wall is constructed in following stages : Stage 1 : Construction of Guide Wall…
DIAPHRAGM WALL
DIAPHRAGM WALL A diaphragm wall is a structural concrete wall constructed in a deep trench excavation, either cast in situ…
HYDROLOGIC CYCLE
HYDROLOGIC CYCLE Water can exist in gaseous, liquid or solid state. It is circulated on the planet earth mainly by…
OPTIMUM NUMBER OF RAINGAUGES | HYDROLOGY
DESIGN OF RAINGAUGE NETWORK Optimum number of raingauges is always necessary to have a correct average rainfall. According to Indian…