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3 cards from this section. Quick, good the night before a test.
What is the primary function of pumping concrete?
Think about how concrete is moved on a construction site.
Define cohesiveness in the context of concrete.
What helps concrete maintain its structure during transport?
What is the main requirement for concrete to be pumpable?
Think about what keeps the mix from separating during transport.
True or False: Angular aggregates improve pumpability.
Consider how the shape of aggregates can affect fluid flow.
Given a concrete mix design with a low water-cement ratio and angular aggregates, what troubleshooting steps would you take to ensure successful pumping?
How can you adjust the mix to improve pumpability?
Analyze the effects of pipeline layout on the success of pumping concrete and propose solutions for minimizing resistance in a typically curved setup.
What layout might help reduce obstacles during pumping?
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