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I <br /> 1 <br /> 2 6-09.3(1)D Vacant <br /> I 3 <br /> 4 6-09.3(1)J Finishing Machine <br /> 5 This section is revised to read: <br /> I 6 <br /> 7 The finishing machine shall meet the requirements of Section 6-02.3(10) and the <br /> 8 following requirements: <br /> 9 <br /> I <br /> 10 The finishing machine shall be equipped with augers, followed by an oscillating, <br /> 11 vibrating screed, vibrating roller tamper, or a vibrating pan, followed by a rotating <br /> 12 cylindrical double drum screed. The vibrating screed, roller tamper or pan shall be of <br /> I <br /> 13 sufficient length and width to properly consolidate the mixture. The vibrating <br /> 14 frequency of the vibrating screed, roller tamper or pan shall be variable with positive <br /> 15 control. <br /> I 16 <br /> 17 6-09.3(2) Submittals <br /> 18 Item number 1 and 2 are revised to read: <br /> 1 19 <br /> 20 1. A Type 1 Working Drawing consisting of catalog cuts and operating parameters of <br /> 21 the hydro-demolition machine selected by the Contractor for use in this project to <br /> I 22 scarify concrete surfaces. <br /> 23 <br /> 24 2. A Type 1 Working Drawing consisting of catalog cuts, operating parameters, axle <br /> 25 loads, and axle spacing of the rotary milling machine (if used to remove an upper <br /> I26 layer of existing concrete overlay when present). <br /> 27 <br /> 28 The first sentence of item number 3 is revised to read: <br /> I 29 <br /> 30 A Type 2 Working Drawing of the Runoff Water Disposal Plan. <br /> 31 <br /> I 32 6-09.3(5)A General <br /> 33 The first sentence of the fourth paragraph is revised to read: <br /> 34 <br /> I <br /> 35 <br /> 36 All areas of the deck that are inaccessible to the selected scarifying machine shall be <br /> scarified to remove the concrete surface matrix to a maximum nominal scarification depth <br /> 37 shown in the Plans by a method acceptable to the Engineer. <br /> I 38 <br /> 39 This section is supplemented with the following: <br /> 40 <br /> I 41 Concrete process water generated by scarifying concrete surface and removing existing <br /> 42 concrete overlay operations shall be contained, collected, and disposed of in accordance <br /> 43 with Section 5-01.3(11) and Section 6-09.3(5)C, and the Section 6-09.3(2) Runoff Water <br /> 44 Disposal Plan. <br /> I <br /> 45 <br /> 46 6-09.3(5)B Testing of Hydro-Demolition and Shot Blasting Machines <br /> 47 This section's title is revised to read: <br /> I <br /> 48 <br /> 49 Testing of Hydro-Demolition Machines <br /> 50 <br /> I <br /> I <br />