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I <br /> I 1 <br /> 2 1. Retards the set of the surface mortar of the concrete without preventing <br /> I 3 the concrete to reach the specified 28 day compressive strength. <br /> 4 <br /> 5 2. Leaves the aggregate with its original color and luster, and firmly <br /> I 6 embedded in the concrete matrix. <br /> 7 <br /> 8 3. Allows the removal of the surface mortar in accordance with the methods <br /> 9 specified in Section 6-02.3(14)E without the use of acidic washing <br /> 10 compounds. <br /> 11 <br /> 12 4. Allows for uniform removal of the surface mortar. <br /> I 13 <br /> 14 If the Contractor proposes use of a retardant coating that is not listed in the <br /> 15 current WSDOT QPL, the Contractor shall submit a Type 2 Working Drawing <br /> I 16 consisting of a one quart product sample from a current lot along with supporting <br /> 17 product information, Safety Data Sheet, and a Manufacturer's Certificate of <br /> 18 Compliance stating that the product conforms to the above performance <br /> 19 requirements. <br /> II 20 <br /> 21 9-08.3(2)B Clear Sealer <br /> 22 The sealer for concrete surfaces with exposed aggregate finish shall be a clear, <br /> I 23 non-gloss, penetrating sealer of either a silane, siloxane, or silicone based <br /> 24 formulation. <br /> 25 <br /> 26 9-08.3(3) Permeon Treatment <br /> 27 Permeon treatment shall be a product of known consistent performance in producing <br /> 28 the SAE AMS Standard 595 Color No. 30219 target color hue established by WSDOT, <br /> 29 either selected from the WSDOT Qualified Products List (QPL), or an equivalent <br /> I 30 product accepted by the Engineer. For acceptance of products not listed in the current <br /> 31 WSDOT QPL, the Contractor shall submit Type 3 Working Drawings consisting of a <br /> 32 one quart product sample from a current lot, supporting product information and a <br /> I 33 Safety Data Sheet. <br /> 34 <br /> 35 Section 9-13, Riprap, Quarry Spalls, Slope Protection, and Rock for Erosion and <br /> I 36 Scour Protection and Rock Walls <br /> 37 April 2, 2018 <br /> I 38 9-13.1(1) General <br /> 39 The last paragraph is revised to read: <br /> 40 <br /> 41 Riprap and quarry spalls shall be free from segregation, seams, cracks, and other defects <br /> 42 tending to destroy its resistance to weather and shall meet the following test requirements: <br /> 43 <br /> 44 9-13.5 Concrete Slope Protection <br /> I 45 This section is revised to read: <br /> 46 <br /> 47 Concrete slope protection shall consist of reinforced portland cement or blended hydraulic <br /> I48 cement concrete poured or pneumatically placed upon the slope with a rustication joint <br /> 1 City of EverettPage AM-127 Amendments <br /> Everett Station 80 Stall Parking Expansion June 2019 <br />