Analysis of Rainfall Data Before using rainfall records at a station for any analysis, the data has to be checked for Continuity Consistency Missing rainfall data can be estimated using the rainfall data at neighbouring stations. Estimation of Missing Rainfall ...
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Major Dams in the World and its Roles
Dams are solid barriers constructed across a river or a natural stream to create an artificial reservoir on its upstream side for storing water. It may also be constructed to facilitate diversion of water from the river or to retain ...
USES & LIMITATIONS OF UNIT HYDROGRAPH
Use of the Unit Hydrograph The UHs establish a relationship between the ERH and DRH for a catchment They are of great use in i. The development of flood hydrographs for extreme rainfall magnitudes (for use in the design of ...
DERIVATION OF UNIT HYDROGRAPHS
DERIVATION OF UNIT HYDROGRAPHS 1. A number of isolated storm hydrographs caused by short spells of rainfall excess, each of approximately the same duration (0.9 to 1.1D h) are selected from a study of continuously gauged runoff of the stream ...
UNIT HYDROGRAPH
UNIT HYDROGRAPH • Very often it is required to predict the flood hydrograph resulting from a known storm • A large number of methods are available to solve this problem • Unit Hydrograph Method is the most popular and widely ...
Design of Earthfill Dam Components
Earthfill dam contains various components such as top width, core, freeboard, casing, drainage system etc. which are designed using empirical rules or on the basis of existing dams of similar characteristics. Each component of earthfill dam should be designed for ...
Embankment Materials – Types, Characteristics, Properties, and Tests
An embankment is an artificial mound constructed using earthen materials such as stone and soil, properly compacted, to support the raising of roadway or railways above the level of the existing surrounding ground surface. In dams, embankment refers to successive ...