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1 9-20.1(4) Water <br /> 2 Water shall meet the requirements of Section 9-25.1. The quantity of water shall be <br /> 3 within the limits recommended by the repair material manufacturer. <br /> 4 <br /> 5 9-20.2 Specifications <br /> 6 This section, including title, is revised to read: <br /> 7 <br /> 8 9-20.2 Patching Material for Concrete Structure Repair I <br /> 9 Concrete patching material shall be a prepackaged mixture of portland or blended <br /> 10 hydraulic cement, aggregate, and admixtures. Fly ash, ground granulated blast furnace <br /> 11 slag and microsilica fume may be used. The concrete patching material may be shrinkage <br /> 12 compensated. The concrete patching material shall also meet the following requirements: <br /> 13 <br /> 14 • Compressive strength of 6000 psi or higher at 28 days in accordance with <br /> 15 AASHTO T 22 (ASTM C 39), unless noted otherwise <br /> 16 <br /> 17 • Bond strength of 250 psi or higher at 28 days or less in accordance with ASTM <br /> 18 C 1583 or ICRI 210.3R <br /> 19 <br /> 20 • Shrinkage shall be 0.05 percent (500 microstrain) or lower at 28 days in <br /> 21 accordance with AASHTO T 160 (ASTM C 157) as modified by ICRI 320.3R <br /> 22 <br /> 23 • Permeability shall be 2,000 coulombs or lower at 28 days in accordance with <br /> 24 AASHTO T 277 (ASTM C 1202) <br /> 25 <br /> 26 • Freeze-thaw resistance shall have a durability factor of 90 percent or higher after <br /> 27 a minimum of 300 cycles in accordance with AASHTO T 161 Procedure A(ASTM <br /> 28 C 666) <br /> 29 <br /> 30 • Soluble chloride ion limits in Section 6-02.3(2) shall be satisfied <br /> 31 <br /> 32 9-20.2(1) Patching Mortar <br /> 33 This section, including title, is deleted in its entirety. <br /> 34 <br /> 35 9-20.2(2) Patching Mortar Extended with Aggregate <br /> 36 This section, including title, is deleted in its entirety. <br /> 38 9-20.3(3) Grout Type 3 for Unconfined Bearing Pad Applications I <br /> 39 This section's title is revised to read: <br /> 40 <br /> 41 Grout Type 3 for Unconfined Applications <br /> 42 <br /> 43 This section is revised to read: <br /> 44 <br /> 111 <br /> 45 Grout Type 3 shall be a prepackaged material that does not include expansive admixtures <br /> 46 meeting the following requirements: <br /> 47 <br /> 48 • Compressive strength shall be 4000 psi or higher at 28 days in accordance with <br /> 49 AASHTO T 22 (ASTM C 39) for grout extended with coarse aggregate or <br /> 50 AASHTO T 106 (ASTM C109) otherwise. <br /> 51 <br /> 52 • Bond strength shall meet one of the following: <br /> CITY OF EVERETT AMENDMENTS <br /> PACIFIC AVENUE TO INTERURBAN TRAIL BICYCLE SAFETY PROJECT 8/12/2019 <br /> STATE FUND#HLP PB17(014);COE#PW3688 Page AM-130 <br />