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Author Question: To prevent cave-ins, sloped or tiered walls may be used for trenches less than _____. a. 10' deep ... (Read 636 times)

RYAN BANYAN

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on: Jul 24, 2018
To prevent cave-ins, sloped or tiered walls may be used for trenches less than _____.
 
  a. 10' deep
  b. 15' deep
  c. 20' deep
  d. 25' deep

Question 2

Soils containing mostly sand and gravel are classified as _____.
 
  a. coarse particle
  b. granular
  c. gritty
  d. abrasive


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iceage

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Reply #1 on: Jul 24, 2018
Answer to Question 1

c

Answer to Question 2

b


RYAN BANYAN

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Reply #2 on: Jul 24, 2018
Thanks


iceage

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Reply #3 on: Jul 24, 2018
Welcome :)


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