ACI Grade 1 Field Testing Certification Practice Test Questions & Answers!! For

For concrete with aggregates less than 3 inches, the thermometer must remain in the fresh concrete sample a minimum of 5 minutes or until the temperature reading stabilizes. (True or False) - ANSWER False The temperature measuring device must be accurate to within 0.1 degrees. (True or False) - ANSWER False The temperature measuring device shall have a capacity of measuring temperature of freshly mixed concrete throughout a range of ______ to ______ Fahrenheit ( - ANSWER A composite sample is not needed if only the temperature test is being run. (True or False) - ANSWER True The temperature of fresh concrete in a placement must be measured by inserting a thermometer into the top six inches of concrete. (True or False) - ANSWER False The temperature of the concrete is recorded to the nearest _______ Fahrenheit (______ Celcius). - ANSWER 2, 0.5