Practice Truck Mounted Pump And Boom (2.2) - Lubricating Process - Construction Engineering & Management

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10 questions

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6 sample questions

Question 1.
What is the main purpose of lubrication in concrete pumping?
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Remember the term 'Lubricate to Flow'.
Question 2.
What size should aggregates not exceed for pumpable concrete?
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Think about the maximum size limits.
3Question 3.
What is the first step before concrete pumping?
- Cleaning the pump
- Lubricating the pump
- Setting up the boom
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It helps prevent clogs.
4Question 4.
True or False: The maximum size of aggregate in pumpable concrete should be over 25 mm.
- True
- False
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Remember the guidelines for effective pumping.
Question 5.
Devise a concrete mix design for pumping in a congested urban site, delineating the specifications and how each element will aid in pumpability.
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Think about urban constraints and how concrete properties interact.
Question 6.
Analyze a scenario where a concrete pipeline experiences clogging despite proper lubrication. What could be the cause and how would you address this issue?
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Consider all elements that affect flow.

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