Granite Construction Company 5/1/2018

1 retest. The Contractor may request aggregate specific gravity (Gsb) testing be 2 performed by the Contracting Agency twice per project. The Gsb blend of the combined 3 stockpiles will be used to calculate voids in mineral aggregate (VMA) of any HMA 111 4 produced after the new Gsb is determined. 5 6 5-04.3(9)A1 Test Section — When Required, When to Stop I 7 The following new row is inserted after the second row in Table 9: 8 VMA Minimum PF; of 0.95 None4 based on the criteria in Section 5-04.3(9)B42 9 10 5-04.3(9)A2 Test Section — Evaluating the HMA Mixture in a Test Section 11 In Table 9a, the test property "Gradation, Asphalt Binder, and Va" is revised to read 12 "Gradation, Asphalt Binder, VMA, and Va" 13 14 5-04.3(9)63 Mixture Statistical Evaluation — Acceptance Testing 15 In Table 11, "Va" is revised to read "VMA and Va" 16 17 5-04.3(9)65 Mixture Statistical Evaluation — Composite Pay Factors (CPF) 18 The following new row is inserted above the last row in Table 12: 19 Voids in Mineral Aggregate 2 (VMA) 20 21 5-04.3(9)67 Mixture Statistical Evaluation — Retests 22 The second to last sentence is revised to read: 23 24 The sample will be tested for a complete gradation analysis, asphalt binder content, 25 VMA and Va, and the results of the retest will be used for the acceptance of the HMA 26 mixture in place of the original mixture sublot sample test results. 27 28 5-04.3(10)C1 HMA Compaction Statistical Evaluation — Lots and Sublots 29 The bulleted item in the fourth paragraph is revised to read: 30 31 • For a compaction lot in progress with a compaction CPF less than 0.75 using an 32 LSL = 91.0, a new compaction lot will begin at the Contractor's request after the I 33 Engineer is satisfied that material conforming to the Specifications can be 34 produced. See also Section 5-04.3(11)F. 35 36 5-04.3(10)C2 HMA Compaction Statistical Evaluation — Acceptance Testing 37 In the table, "WSDOT FOP for AASHTO T 355" is revised to read "FOP for AASHTO T 355". 38 39 5-04.3(10)C3 HMA Statistical Compaction — Price Adjustments 40 In the first paragraph, "WSDOT FOP for AASHTO T 355" is revised to read "FOP for 41 AASHTO T 355". 42111 43 The first sentence in the second paragraph is revised to read: 44 45 For each HMA compaction lot (that is accepted by Statistical Evaluation) which does not I 46 meet the criteria in the preceding paragraph, the compaction lot shall be evaluated in 47 accordance with Section 1-06.2(2)D5 to determine the appropriate Composite Pay 48 Factor (CPF). I HOT MIX ASPHALT OVERLAY-2018 PAGE 12 OF 53 March 6,2018 WORK ORDER#3667 AMENDMENTS TO STANDARD PROVISIONS