6 questions Intermediate

ECADEMY test

4 - Wastewater in commercial buildings

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Question 4 of 6 Intermediate

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

Which inlet options does the Grundfos MULTILIFT offer?

Question 6 of 6 Intermediate

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Correct
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
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
Q: What makes the Grundfos MULTILIFT easy to install?
A: The system comes pre-assembled with a freely adjustable inlet and many other installer benefits
Correct
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
Q: How can you tell if you need to establish a drainage system as part of your building project?
A: By conducting a thorough pre-investigation of the conditions of the soil, the groundwater conditions, and the drainage situation on neighbouring lots.
Correct
Q: Which inlet options does the Grundfos MULTILIFT offer?
A: DN50-DN150