Gdot Asphalt Qc Level 1 Questions And Answers With Complete Solution

Minimum temp for 3.1 to 4 inches {Ans: 35 degrees F}What kind of shovel do you use to take a sample off of a truck? {Ans: A square nosed shovel.}What temperature should the ignition be set to? {Ans: 538 degrees Celsius or 1000 degrees Fahrenheit}When do you take a Abson Recovery Sample? (RAP) {Ans: On mixtures that contain more than 20% RAP.}Who is responsible for submitting JMF? {Ans: QC manager, QCT level 2}What test method is used to determine the bitumen content of hot paving mixtures by using the vacuum extractor? {Ans: GDT 83}What procedure is used to sample bituminous materials? {Ans: GSP 10}Who is responsible for approving the JMF? {Ans: Only Bituminous Technical Services Personnel can approve JMFs}How long after the contract has been awarded do you have to submit Job Mix Formulas? {Ans: Two weeks prior to the beginning of mixing operations}When do you take liquid AC samples? {Ans: When the plant has been down for 7 days, twice per week on interstate projects, once per week on non interstate projects}Minimum temp for 1.1 to 2 inches {Ans: 45 degrees F}Minimum temp for 4.1 to 8 inches