Minimum Quality Control Quality Test Minimum Requirement Sampling Maximum characteristic method sampling location reporting and HMA Type time testing allowance frequency B-WMA WMA Moisture susceptibility California 120 120 120 (minimum dry Test 371 strength, psi) 15 days Moisture susceptibility California Report Report Report (tensile strength Test 371 Only Only Only ratio, %) Hamburg wheel track Loose (minimum number First mix of passes at 0.5 AASHTO production behind inch average rut T 324 day and 1 the depth) per every paver. (Modified) PG-58 10,000 10,000 15,000 10,000 See PG-64 15,000 15,000 20,000 tons California PG-70 20,000 20,000 25,000 Test 125 PG-76 25,000 25,000 -- 7 daysa Hamburg wheel track (inflection point minimum number AASHTO of passes) T 324 PG-58 (Modified) 10,000 10,000 10,000 PG-64 10,000 10,000 12,500 PG-70 12,500 12,500 15,000 PG-76 15,000 15,000 -- a Submit test data and 1 tested sample set. 39-1.32A(4)(e) Engineer's Acceptance The Engineer samples HMA for acceptance testing and tests for the following additional quality characteristic:
WMA Minimum Quality Control Quality characteristic Test method Minimum sampling and testing frequency Requirement Sampling location Maximum reporting time allowance HMA Type B-WMA Moisture susceptibility (minimum dry strength, psi) California Test 371 First production day and 1 per every 10,000 tons 120 120 120 Loose mix behind the paver. See California Test 125 15 days Moisture susceptibility (tensile strength ratio, %) California Test 371 Report Only Report Only Report Only Hamburg wheel track (minimum number of passes at 0.5 inch average rut depth) PG-58 PG-64 PG-70 PG-76 AASHTO T 324 (Modified) 10,000 15,000 20,000 25,000 10,000 15,000 20,000 25,000 15,000 20,000 25,000 -- 7 daysa Hamburg wheel track (inflection point minimum number of passes) PG-58 PG-64 PG-70 PG-76 AASHTO T 324 (Modified) 10,000 10,000 12,500 15,000 10,000 10,000 12,500 15,000 10,000 12,500 15,000 -- a Submit test data and 1 tested sample set. 39-1.32A(4)(e) Engineer's Acceptance The Engineer samples HMA for acceptance testing and tests for the following additional quality characteristic: