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r <br /> 1 Section 5-02, Bituminous Surface Treatment <br /> 2 April 1, 2019 <br /> 111 3 5-02.3(5) Application of Aggregates <br /> 4 The first sentence of the eleventh paragraph is revised to read: <br /> 5 <br /> 6 The Contractor shall use a pickup broom in all curbed areas, on all bridges, within city <br /> 7 limits, within sensitive areas, and where shown in the Plans both before the application of <br /> 8 emulsified asphalt and during the final brooming operation. <br /> 9 <br /> 10 Section 5-04, Hot Mix Asphalt <br /> 11 April 1, 2019 <br /> 12 5-04.1 Description <br /> 13 The last sentence of the first paragraph is revised to read: <br /> 14 <br /> 15 The manufacture of HMA may include additives or processes that reduce the optimum <br /> 16 mixing temperature (Warm Mix Asphalt) or serve as a compaction aid in accordance with <br /> 17 these Specifications. <br /> 18 <br /> 19 5-04.2 Materials <br /> 20 The reference to "Warm Mix Asphalt Additive" is revised to read "HMA Additive". <br /> 21 <br /> 22 5-04.2(1) How to Get an HMA Mix Design on the QPL <br /> 23 The last bullet in the first paragraph is revised to read: <br /> 24111 25 • Do not include HMA additives that reduce the optimum mixing temperature or serve as <br /> 26 a compaction aid when developing a mix design or submitting a mix design for QPL <br /> 27 evaluation. The use of HMA additives is not part of the process for obtaining approval I <br /> 28 for listing a mix design on the QPL. Refer to Section 5-04.2(2)B. <br /> 29 <br /> 30 In the table, "WSDOT Standard Practice QC-8" is revised to read "WSDOT Standard Practice <br /> 31 QC-8 located in the WSDOT Materials Manual M 46-01". <br /> 32 <br /> 33 5-04.2(1)C Mix Design Resubmittal for QPL Approval <br /> 34 Item number 3 of the first paragraph is revised to read: <br /> 35 <br /> 36 3. Changes in modifiers used in the asphalt binder. <br /> 37 <br /> 38 5-04.2(2)B Using Warm Mix Asphalt Processes <br /> 39 This section, including title, is revised to read: <br /> 40 <br /> 41 5-04.2(2)B Using HMA Additives <br /> 42 The Contractor may, at the Contractor's discretion, elect to use additives that reduce the <br /> 43 optimum mixing temperature or serve as a compaction aid for producing HMA. Additives <br /> 44 include organic additives, chemical additives and foaming processes. The use of Additives <br /> 45 is subject to the following: <br /> 46 <br /> 47 • Do not use additives that reduce the mixing temperature in accordance with <br /> 48 Section 5-04.3(6) in the production of High RAP/Any RAS mixtures. <br /> City of Everett Page AM-20 Amendments <br /> Everett Station 80 Stall Parking Expansion June 2019 <br /> I <br />