3.1. Arch Dams

Try these first

1. 1.

   What is an arch dam?

   Hint

   Think about the shape and purpose of this type of dam.

2. 2.

   Name one advantage of arch dams.

   Hint

   Consider efficiency and cost.

3. 3.

   What shape does an arch dam utilize to transmit water pressure?

   • Flat
   • Curved
   • Straight

   Hint

   Think about the design element that makes them different.

4. 4.

   True or False: Arch dams are suitable for flat terrains.

   • True
   • False

   Hint

   Consider where these types of dams are typically located.

5. 5.

   Design a hypothetical arch dam in a narrow gorge that can withstand a hydrostatic pressure of 120,000 Pa. Discuss the considerations for material selection and the expected advantages.

   Hint

   Consider how different materials would affect the weight and height of the dam.

6. 6.

   Critique the risks involved in an arch dam built on unstable geological formations. Discuss mitigation strategies.

   Hint

   Think of how environmental changes can impact stability.