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GDOT ASPHALT QC LEVEL 1 2026 PAVEMENT TESTING AND SAMPLING REVIEW QUESTIONS ANSWERS VERIFIED GUIDE

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GDOT ASPHALT QC LEVEL 1 2026 PAVEMENT TESTING AND SAMPLING REVIEW QUESTIONS ANSWERS VERIFIED GUIDE

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GDOT ASPHALT QC LEVEL 1 2026 PAVEMENT
TESTING AND SAMPLING REVIEW QUESTIONS
ANSWERS VERIFIED GUIDE


◉ Required amount of mix for Gmm (rice) samples?
Answer: 2000-2200g total or 1000-1100 grams individually for two
flasks


◉ Required amount of mix for ignition samples?
Answer: Depends on the mix. SP & FC 5, 9.5, 12.5 are 1500g. SP 19 is
2000g


◉ Asphalt burns off at what temp
Answer: 538°C (1000°F)


◉ The furnace must be capable of what temperature
Answer: 650°C (1200°F)


◉ Flasks should be calibrated at what temperature and how often?
Answer: 77 +/ 2°F of water and once a month or >0.4 grams of dry
weight

, ◉ How many parts of wetting agent to water
Answer: 1ml wetting agent to 1000ml water


◉ The vacuum applied to flasks for GMM
Answer: 30 +/- 2mm


◉ Vacuum pressure for GMM must be reached within
Answer: 2 minutes


◉ The Orbital Shaker must oscillate at
Answer: 270 +/- 10 rpms


◉ The vacuum and oscillating test for GMM then continues for how
long when it reaches target pressure
Answer: 15 +/- 2minutes


◉ Gyratory compaction angle is
Answer: an internal angle of 1.16 +/- .02 degrees


◉ Ram pressure for gyratory compaction is
Answer: 600 +/- 18 kpA perpendicular to the axis

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