6 questions Intermediate

ECADEMY test

Wastewater in commercial buildings

This course test contains 6 questions and can be retaken at any time.

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Question 2 of 6 Intermediate

2 Would you recommend drainage around a building if there was soil of permeability and the groundwater level was above drainage level?

Question 6 of 6 Intermediate

6 Which inlet options does the Grundfos MULTILIFT offer?

Question 6 of 6 Intermediate

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Correct
01.
Q: Why is a lifting station an optimal solution for basement refurbishments?
A: A lifting station is flexible, easy to service, cost effective, provides protection against flooding and is odour free. It can also be connected to the existing drainage pipe easily.
Correct
02.
Q: Would you recommend drainage around a building if there was soil of permeability and the groundwater level was above drainage level?
A: Yes
Correct
03.
Q: What does a Grundfos MULTILIFT protect against?
A: Backflow and basement flooding
Correct
04.
Q: When is it ideal to use a lifting station as a pressurised system for wastewater removal in commercial buildings?
A: When sanitary appliances are installed in the basement of an existing building, when space outside the building is limited or when excavation conditions are difficult.
Correct
05.
Q: What are the approaches that can reduce hydrostatic pressure on your building?
A: Constructing a robust foundation, anchoring the building to the underground, or installing a drainage system – or all three in some cases
Correct
06.
Q: Which inlet options does the Grundfos MULTILIFT offer?
A: DN50-DN150