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Author Question: To break up very large boulders, specialists use a technique known as _____. a. snakeholing b. ... (Read 23 times)

leo leo

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on: Jul 24, 2018
To break up very large boulders, specialists use a technique known as _____.
 
  a. snakeholing
  b. delay pattern blasting
  c. blockholing
  d. time-delay blasting

Question 2

The water table is _____.
 
  a. a document identifying all water sources on the job site
  b. a sump where groundwater is collected for pumping
  c. the elevation at which groundwater is encountered
  d. an aid to calculating the water percentage in concrete


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cassie_ragen

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

c

Answer to Question 2

c


leo leo

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Reply 2 on: Jul 24, 2018
Gracias!

bblaney

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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