3.5. Control Measures

Try these first

1. 1.

   What is segregation in concrete?

   Hint

   Think about the mixture's ingredients.

2. 2.

   Name one cause of slump loss.

   Hint

   Consider environmental factors.

3. 3.

   What is called when the components of concrete separate?

   • Bleeding
   • Segregation
   • Slump Loss

   Hint

   Remember the definition of different terms.

4. 4.

   True or False: Bleeding can lead to weak bonding in concrete.

   • True
   • False

   Hint

   Think about how excess water affects the surface.

5. 5.

   Analyze a concrete mix that shows signs of segregation. What factors could have led to this issue and how would you rectify it?

   Hint

   Remember to consider both the mixing process and aggregate properties.

6. 6.

   A team is working on a construction site that experiences high temperatures. Discuss the implications of this on slump loss and suggest appropriate measures.

   Hint

   Think about how ambient conditions alter the concrete's properties.