Hard And Soft Engineering

Question 1

examples of soft engineering

Answer 1

• river abatement - cheap, prevent flooding from source of river, gradient of river cannot be changed so water will run off into river
• preparation of sandbags torches etc
• doing nothing
• flood warnings
• washlands
• flood proofing - water cannot soak through walls (coatings)

Question 2

examples of hard engineering

Answer 2

• flood walls - expensive, can only build from height of last flood, easy and quick to set up, can be used in area where land is limited
• flood banks -