FDOT EARTHWORK LEVEL 1 EXAM NEWEST ACTUAL EXAM (3 VERSIONS) WITH COMPLETE QUESTIONS AND DETAILED VERIFIED ANSWERS GRADED A+

FDOT EARTHWORK LEVEL 1 EXAM
NEWEST ACTUAL EXAM (3 VERSIONS)
WITH COMPLETE QUESTIONS AND
DETAILED VERIFIED ANSWERS GRADED
A+

When is the density be more than 100% of the maximum dry
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density on the proctor test? -✔✔✔CorrectAnswer>If
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compactive effort is more applied in field than lab
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How often does the speedy and scale need to be calibrated -
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✔✔✔CorrectAnswer>every 6 months Scale
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verified daily by inspector
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For a 20g and a 26g how much reagent do you use - ✔✔✔
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CorrectAnswer>20g - 2 scoops 26g - | | | | | | | |




3 scoops
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,Minimum mixing time for Coarse and Clay material - ✔✔✔
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CorrectAnswer>Coarse - 1 minute Clay -
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| 3 minutes
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Direct transmission is - ✔✔✔ Correct Answer > a rod with
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Cesium-137 lowered to depth. The photons pass through
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material to the gauge.
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Backscatter geometry is - ✔✔✔ Correct Answer > gamma
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photons reflected on to material and required to have at least
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one reach the gauge.
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The standard block and gauge must have matching - ✔✔✔
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Correct Answer > serial numbers | | | |




If daily standard counts are out of tolerance even after being
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|re-run what do you do? - ✔✔✔ Correct Answer >
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Replace gauge
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Gauge calibration must be performed by -✔✔✔ Correct
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| Answer > qualified personnel | | |

,How often must the gauge be calibrated per FDOT - ✔✔✔
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Correct Answer > Annually (FDOT) or when needed
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Take standard counts daily to -✔✔✔ CorrectAnswer>
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detect inconsistencies early
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Standard counts are taken -✔✔✔ Correct Answer >
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every day its used and to measure equipment aging and drift
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In the gauge diary (for standard counts) when it is not used
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|what do you put down? -✔✔✔CorrectAnswer>Idle
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During a standard count the gauge must be how far from large
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objects - ✔✔✔ Correct Answer > 10ft
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During a standard count the gauge must be how far from any
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nuclear source - ✔✔✔ Correct Answer > 30ft
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, The standard count must be performed on what time of ground
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-✔✔✔CorrectAnswer>Aspahlt, concrete, or >100pcf
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material (greater than)
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Keep the standard block and gauge -✔✔✔ Correct Answer
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| > level and stable
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For turning on the gauge how must it be handled - ✔✔✔
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Correct Answer > Warm up per manufacturer's
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| instructions


How do you determine the day to day shift -✔✔✔ Correct
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| Answer > Find the Average of the previous 4 counts. | | | | | | | | |




Find the difference between the avg and that days count.
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| Take the difference and divide it by the average.
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Multiply the result by 100. | | | |




Do this for for both density and moisture counts separately.
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The shift tolerance for density counts is -✔✔✔ Correct
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| Answer > a shift of 1% or less | | | | | | |