The diagrams below show how houses can be protected in areas which are prone to flooding. Summarise it.

The diagrams below show how houses can be protected in areas which are prone to flooding. Summarise it.
The diagrams compare two different methods of defence for homes which are at risk of being flooded. The key difference between the diagrams is that they show
flood
portection
Correct your spelling
protection
with and without a
stopbank
. In either case, the at-risk home is raised on columns above ground
level
. The first diagram shows how a
stopbank
acts as a
flood
barrier to stop
river
water from flooding homes. The
stopbank
is a small mound
next
to the
river
, and it is higher than the 100-year
flood
level
. It prevents the
river
from overflowing towards the area where nearby buildings are. Nearby houses can be built on columns to prevent flooding from rainwater, and a floodgate beneath the
stopbank
can be opened to allow
this
water to discharge into the
river
. When there is no
stopbank
, as shown in the
second
diagram, there will be nothing to stop the
river
fromm
Correct your spelling
from
flooding. In
this
case, the solution is to put the buildings on
columsn
Correct your spelling
column
columns
. The
hieght
Correct your spelling
height
of
columns
Correct article usage
the columns
show examples
is above the 100-year
flood
level
, so the floor of
house
Correct article usage
the house
show examples
300
Add a missing verb
is 300
show examples
mm above the 100-year
flood
level
.
This
measurement is called
as
Correct your spelling
a
show examples
freeboard.

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Vocabulary: Replace the words flood, stopbank, level, river with synonyms.
Vocabulary: Rephrase the word "undefined" in your introduction.
Vocabulary: Only 4 basic words for charts were used.
Vocabulary: The word "diagrams" was used 4 times.
Vocabulary: The word "show" was used 2 times.
Topic Vocabulary:
  • prone to flooding, elevate, structure, waterproof materials, stilts, platforms, modify, water flow, barriers, levees, floodwalls, sandbags, landscaping adjustments, rain garden, water-resistant materials, renovation, stainless steel, concrete fixtures, elevated electrical systems, short circuits, emergency kit, water pump, flood alarm system, detachable electrical system
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