1.3. Use of Rubber Plug in Pipeline

Try these first

1. 1.

   What is the purpose of lubrication in concrete pumping?

   Hint

   Think about the preparation before pumping.

2. 2.

   What role does a rubber plug play after concrete pumping?

   Hint

   Consider what happens to the concrete if left inside.

3. 3.

   What should be done before starting concrete pumping?

   • Skip lubrication
   • Lubricate with mortar grout
   • Only clean the pipeline

   Hint

   Think of the first step in preparing the pump.

4. 4.

   True or False: Rubber plugs are used to enhance the concrete's strength.

   • True
   • False

   Hint

   Think about the function of a rubber plug.

5. 5.

   Suppose you manage a concrete project with a high demand for concrete supply. Discuss how you would plan the lubrication and cleaning processes.

   Hint

   Consider the impact of interruptions in supply.

6. 6.

   Evaluate the potential risks of neglecting the cleaning process in a high-rise construction site.

   Hint

   Think about what could happen if there was a pipe blockage.