4. Flood Impact on Housing and Infrastructure

Try these first

1. 1.

   What is the minimum recommended ratio of cement to sand for building construction?

   Hint

   Think about how the strength of the mixture is determined.

2. 2.

   What design aspect makes buildings less vulnerable to floods?

   Hint

   Consider the balance of forces in a structure.

3. 3.

   What is the importance of building shape in flood resilience?

   • Affects wind pressure
   • Determines materials used
   • None of the above

   Hint

   Consider how geometrical formations affect forces during floods.

4. 4.

   True or False: Retrofitting involves creating new houses to replace damaged ones.

   • True
   • False

   Hint

   Think about the purpose of retrofitting in recovery.

5. 5.

   Evaluate the effects of poor material selection on flood resilience. Discuss specific examples from recent flood events.

   Hint

   Think about how material performance is tested during disasters.

6. 6.

   Design a hypothetical flood-resistant home. Describe key features based on principles learned in this section.

   Hint

   Consider combining design and material strategies.