LESSON 3
PRACTICE EXERCISE
ANSWER KEY AND FEEDBACK
Item
Correct Answer and Feedback
1.
D.
During the reconnaissance of a water site
The DA Form 1712-R should be completed while the reconnaissance team is still
at the site. (page 3-1, para 5)
2.
B.
Every two hours
Continue to test the water at least every two hours and every time a significant
event occurs that would affect pH. (page 3-4 para 1)
3.
B.
ROWPU or individually assigned TDS meter
This reading can come from either the meters equipped on the ROWPU or from
the individual TDS meter assigned to operators. (page 3-5, para 5)
4.
A.
POL consumed
Any pertinent information such as POL consumed, chemicals used, or other
operational information is entered in the "Remarks" block. (page 3-7, para 4)
5.
B.
Polyelectrolyte Optimization Log
Its purpose is to record the turbidity meter reading and polyelectrolyte injection
pump settings. (page 3-9, para 1)
QM4910
3-12
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