1.2. Cleaning Process After Pumping

Try these first

1. 1.

   What is the primary purpose of the cleaning process after concrete pumping?

   Hint

   Consider what happens if concrete is left in the pump.

2. 2.

   What is used to lubricate the pump and pipeline before pumping?

   Hint

   Think about what makes pumping smoother.

3. 3.

   What should be done immediately after concrete pumping?

   • Add more concrete
   • Clean the pump and pipelines
   • Leave it as is

   Hint

   What would happen if the concrete sets in the pump?

4. 4.

   True or False: It is recommended to use aluminum pipes for concrete pumping.

   • True
   • False

   Hint

   What do we know about aluminum and cement reactions?

5. 5.

   Given a site that requires intermittent concrete placement, what strategies would you employ to minimize the tedious cleaning process?

   Hint

   Think about how you can optimize the equipment's capabilities.

6. 6.

   Discuss the implications of using aggregates larger than the recommended size during concrete pumping.

   Hint

   Think about the size relationship between aggregates and pipeline inner diameter.