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Questions and Answers
Which of the following is a difference between stones and gravel?
Which of the following is a difference between stones and gravel?
- Stones are used for construction while gravel is not.
- Stones are lighter than gravel.
- Stones are natural while gravel is manufactured. (correct)
- Stones consist of mineral matter while gravel does not.
Which class of stones for riprap consists of stones weighing between 30kg and 70kg?
Which class of stones for riprap consists of stones weighing between 30kg and 70kg?
- Class A
- Class B (correct)
- The Plans do not specify.
- Class C
What is the minimum weight for stones in Class C for riprap?
What is the minimum weight for stones in Class C for riprap?
- 15kg
- 30kg
- 60kg (correct)
- The Plans do not specify.
Which class of stones for riprap has at least 50 percent of stones weighing more than 20kg?
Which class of stones for riprap has at least 50 percent of stones weighing more than 20kg?
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What is the maximum weight for stones in Class B for riprap?
What is the maximum weight for stones in Class B for riprap?
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