6 questions Intermediate

ECADEMY test

Wastewater in commercial buildings

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

You must answer all questions correctly to pass the test and complete the course.

Start test

Question 6 of 6 Intermediate

Happy with your answers?

Submit your current answers and get the final test result.

Submit

Test results

Congratulations. You have passed the test and completed the Wastewater in commercial buildings

Achieved badges:

Continue training Go to MyECADEMY

Sorry. You did not pass the Wastewater in commercial buildings test this time

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 does a Grundfos MULTILIFT protect against?
A: Backflow and basement flooding
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: 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: Why can it be a challenge to install a pumping pit outside a building when removing grey or black wastewater from below sewage level?
A: A pumping pit installation calls for longer planning and installation time, more excavation time and higher excavation costs, as well as a higher initial investment.
Correct
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.