When do combined sewers overflow

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Reference no: EM133932784

Questions:

1. What is a combined sewer?

2. When do combined sewers overflow?

3. What is a separate sewer?

4. Why are separate sewers not necessarily better?

5. How do heavy rains impact creeks?

6. What is a major challenge to all urban streams?

7. What are conventional infrastructure solutions to mitigate combined sewer overflows?

8. What are green infrastructure solutions to managing storm water?

9. Which approach is Philadelphia pushing: conventional or green infrastructure?

10. Why should we detain storm water and release it only after the peak of the storm has passed?

Reference no: EM133932784

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