22.4 - Mix Design for Polymer-Modified Concrete
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Practice Questions
Test your understanding with targeted questions
What is the typical range of cement used in PMC mix designs?
💡 Hint: Think about the standard quantity of cement used in construction.
What is the desirable range for water-to-cement ratio in PMC?
💡 Hint: Consider how adding too much water affects the concrete.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the appropriate percentage of polymer in a PMC mix?
💡 Hint: Reflect on the section discussing polymer dosage.
True or False: A higher water-to-cement ratio always leads to better concrete.
💡 Hint: Think about the roles of water and cement in strength.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A contractor wants to create a mix for a waterproofing membrane using PMC. They need a total volume of 5 m³. If using 400 kg/m³ cement and maintaining a water-to-cement ratio of 0.4, calculate the amount of polymer, water, fine aggregates, and coarse aggregates needed.
💡 Hint: Work step-by-step based on volumetric requirements.
You are tasked with designing an eco-friendly PMC mix. Discuss which additives might be beneficial and why, considering the implications of polymer and environmental sustainability.
💡 Hint: Think about each component’s role and environmental impact.
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