Specifications include, but are not limited to: 1. AASHTO T 308 Method A Furnace - Having a temperature capability of 578 °C (1072 °F) and having an internal weighing system capable of measuring the mass of sample sizes of at least 2,500 grams. COMPLY: Yes _____ No _____ Deviation ______________________ 2. The furnace chamber should be of sufficient size to accommodate sample sizes of at least 3500 grams. COMPLY: Yes _____ No _____ Deviation ______________________ 3. A data collection system should also be included so the sample mass loss can be automatically determined to an accuracy of 0.1 gram and displayed during a test. COMPLY: Yes _____ No _____ Deviation ______________________ 4. The equipment should provide a printout of the test results. COMPLY: Yes _____ No _____ Deviation ______________________ 5. A filter capable of reducing furnace emissions to an acceptable level should also be incorporated in the furnace. COMPLY: Yes _____ No _____ Deviation ______________________ 6. The furnace should be vented into a hood or to the outside and when set up properly will have no noticeable odors escaping into the laboratory. COMPLY: Yes _____ No _____ Deviation ______________________ 7. The furnace will have a fan with the capability to pull air through the furnace to expedite the test and to reduce escape of smoke into the laboratory. COMPLY: Yes _____ No _____ Deviation ______________________ 8. The furnace should be equipped so the door cannot be opened during the ignition test.
