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The chapter discusses earth moving equipment with a focus on trucks, examining their types, production cycles, and productivity estimates. It highlights the importance of matching the capacities of trucks and loaders for optimal efficiency and cost-effectiveness. Additionally, the text compares different dumping mechanisms and conditions for the various types of trucks used in construction and hauling operations.
Chapter 1519 sections
The chapter discusses earth moving equipment with a focus on trucks, examining their types, production cycles, and productivity estimates. It highlights the importance of matching the capacities of trucks and loaders for optimal efficiency and cost-effectiveness. Additionally, the text compares different dumping mechanisms and conditions for the various types of trucks used in construction and hauling operations.
Trucks are essential for hauling and their classification depends on various factors such as frame type and engine.
The production cycle of a truck includes spotting by a loader, loading, hauling, dumping, and returning.
To estimate productivity, the truck and loader capacities must be compatible to minimize cycle time and maximize efficiency.
The maximum distance over which a particular type of earth moving equipment can operate effectively and economically.
The sequence of operations that a truck performs from spotting to returning after dumping material.
A type of truck that has a pivot joint allowing for better maneuverability and ability to perform in poor terrain conditions.
A truck that dumps material from the back, requiring precise placement for adequate unloading.
A trailer that unloads material from the bottom, allowing for more continuous dumping while moving.
Total Questions
2
Estimated Time
4 min
Passing Score
70%
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