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3 cards from this section. Quick, good the night before a test.
What is back-track loading?
Think about the process after a scraper is loaded.
Name one advantage of chain loading.
Consider how the next scraper is positioned.
Which loading method is considered the slowest?
Recall which method involves returning to pick up scrapers.
True or False: Chain loading allows scrapers to wait and reduces idle time.
Think about how it changes the workflow compared to back-track loading.
If you have a construction site with a 1000-meter haul, what loading method would be most efficient and why?
Consider how the length of haul affects efficiency.
Determine the number of scrapers needed for one pusher to minimize waiting time, if the pusher cycle time is 10 minutes and the scraper loading time is 5 minutes.
Think about how scrapers and pushers overlap in their operations.
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