1. Lot size is the amount of materials that needs to be evaluated for acceptance or rejection.
For example, 1 day of production of HMA.
2. Test properties indicate the properties that need to be tested. For example, density,
aggregate gradation, asphalt content, and smoothness for an asphalt pavement.
3. Number of tests for each lot.
4. Point of sampling for tests. For example, aggregates from stockpiles and belt.
5. Method of sampling. For example, random sampling or representative sampling