5. Curing of High Performance Concrete

Try these first

1. 1.

   What is curing in concrete?

   Hint

   Think about what 'curing' means in terms of health.

2. 2.

   Name one method of curing high performance concrete.

   Hint

   Consider common methods used for keeping concrete moist.

3. 3.

   What is the minimum recommended curing period for high performance concrete?

   • 7 days
   • 14 days
   • 28 days

   Hint

   Think about how long traditional concrete usually is cured.

4. 4.

   True or False: Steam curing is unsuitable for precast applications.

   • True
   • False

   Hint

   Recall advantages that steam curing offers.

5. 5.

   A contractor used water curing for only 7 days instead of the recommended 14 days for HPC. What potential impacts might this have on the concrete's performance?

   Hint

   Consider the nature of hydration and its relationship with strength in concrete.

6. 6.

   Propose a plan to ensure proper curing in an area where water access is limited for a HPC project.

   Hint

   Think about creative solutions to maintain moisture without direct water application.