As nouns the difference between embankment and rockfill
is that embankment is a long artificial mound of earth and stone, built to hold back water, for protection or to support a road while rockfill is a dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone.
embankment
English
Noun
(
en noun)
a long artificial mound of earth and stone, built to hold back water, for protection or to support a road
Related terms
* Victoria Embankment
rockfill
English
Noun
A dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone.