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1 <br /> 1 <br /> 2 6-02.3(4)D Temperature and Time For Placement <br /> 3 The first two sentences are revised to read: <br /> 4 <br /> 5 Concrete temperatures shall remain between 55°F and 90°F while it is being placed, <br /> 6 except that Class 4000D concrete temperatures shall remain between 55°F and 75°F <br /> 7 during placement. Precast concrete that is heat cured in accordance with Section 6- <br /> 8 02.3(25)D shall remain between 50°F and 90°F while being placed. <br /> 19 <br /> 10 6-02.3(5)A General <br /> 11 The first paragraph is revised to read: <br /> ' 12 <br /> 13 Concrete for the following applications will be accepted based on a Certificate of <br /> 14 Compliance to be provided by the supplier as described in Section 6-02.3(5)B: <br /> ' 15 <br /> 16 1. Lean concrete. <br /> 17 <br /> ' 18 <br /> 19 2. Commercial concrete. <br /> 20 3. Class 4000P concrete for Roadside Steel Sign Support Foundations. <br /> ' 21 <br /> 22 4. Class 4000P concrete for Type II, Ill, and CCTV Signal Standard Foundations <br /> 23 that are 12'-0" or less in depth. <br /> 24 <br /> ' 25 5. Class 4000P concrete for Type IV and V Strain Pole Foundations that are 12'- <br /> 26 0" or less in depth. <br /> 27 <br /> ' 28 6. Class 4000P concrete for Steel Light Standard Foundations Types A & B. <br /> 29 <br /> 30 The following new sentence is inserted at the beginning of the second paragraph: <br /> 1 31 <br /> 32 Slip-form barrier concrete will be accepted based on conformance to the requirements <br /> 33 for temperature, air content and compressive strength at 28 days for sublots as tested <br /> ' 34 and determined by the Contracting Agency. <br /> 35 <br /> 36 6-02.3(5)8 Certification of Compliance <br /> 37 In the list within the first paragraph, "Fly ash (if used) brand and Type" is revised to read "Fly <br /> 38 ash (if used) brand and Class". <br /> 39 <br /> ' 40 The first sentence of the second to last paragraph is deleted. <br /> 41 <br /> 42 6-02.3(5)D Test Methods <br /> 43 <br /> 1 <br /> 44 The list in this section is supplemented with the following two new test methods: <br /> 45 <br /> 46 ASTM C 1611 Standard Test Method for Slump Flow of Self- <br /> 47 Consolidating Concrete <br /> 48 <br /> 49 ASTM C 1621 Standard Test Method for Passing Ability of Self- <br /> ' 50 <br /> 51 Consolidating Concrete by J-Ring <br /> I <br /> AMENDMENTS TO THE 2014 STANDARD SPECIFICATIONS BOOK <br /> Revised: 8/3/15 <br />