design of earth dams - andhra pradeshaphrdi/aees/bapatla... · •is 9429-1999 code of practice for...
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LARGE EARTH DAMS
DAMS EXCEEDING 15 M HEIGHT ABOVE DEEPEST BED LEVEL, DAMSBETWEEN 10 M and 15 M HEIGHT PROVIDED VOLUME OF EARTH WORKEXCEEDS 0.75 MILLION CUM OR VOLUME OF STOARGE EXCEEDS 1MILLION CUM OR MAXIMUM FLOOD DISCHARGE EXCEEDS 2000CUMECS
SMALL EARTH DAMS
DAMS NOT EXCEEDING 15 M HEIGHT ABOVE DEEPEST BED LEVEL, DAMSBETWEEN 10 M and 15 M HEIGHT PROVIDED VOLUME OF EARTH WORKLESS THAN 0.75 MILLION CUM OR VOLUME OF STOARGE LESS THAN 1MILLION CUM OR MAXIMUM FLOOD DISCHARGE LESS THAN 2000CUMECS
IS CODES
• IS 1498-1970/2002 Classification and identification of soils for
General Engineering Purpose
• IS 10635-1993/1998 Guidelines for Free-board requirements in
Embankment dams
• IS 7894-1975/1997 Code of practice for stability analysis of
earth dams.
• IS 8826-1978 Guidelines for design of large earth and
rockfill dams
• IS 8414-1977/1999 Guidelines for design of Under seepage control
measures for earth and rockfill dams
IS CODES
• IS 9429-1999 Code of practice for Drainage system for earth
and rock fill dams.
• IS 8237-1985/1999 Code of practice for protection of slope for Reservoir
embankments.
• IS 7356 (Part I) -1993 Code of practice for instrumentation maintenance and
observations for pore pressure measurements in Earth
dams and Rock fill dams