10.3 - Acceptance Criteria of RMC
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Practice Questions
Test your understanding with targeted questions
What is the purpose of acceptance criteria for RMC?
💡 Hint: Think about the quality assurance in construction.
What two key tests are performed to check RMC strength?
💡 Hint: These are related to time intervals post-mixing.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the maximum allowable slump decrease for RMC with superplasticizers?
💡 Hint: Consider industry standards for concrete placement.
True or False: Only the 28-day cube test results are essential for RMC acceptance.
💡 Hint: Reflect on the testing intervals discussed.
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Challenge Problems
Push your limits with advanced challenges
A batch of RMC has a 28-day compressive strength of 22 MPa. The design specification was for 25 MPa. Discuss the actions that should be taken next.
💡 Hint: Consider retesting the materials and reviewing admixtures used.
If a contractor discovers that the slump of delivered RMC is too low upon arrival on site, what immediate steps should they take to assess and rectify the situation?
💡 Hint: Think about how to balance immediate and long-term quality control.
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