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1 The second paragraph is revised to read: <br /> 2 <br /> 3 In the "sound" area of concrete, the equipment shall be programmed to remove concrete <br /> 4 to the nominal scarification depth shown in the Plans with a single pass of the machine. <br /> 5 <br /> 6 6-09.3(5)D Shot Blasting <br /> 7 This section, including title, is revised to read: <br /> 8 <br /> 9 6-09.3(5)D Vacant <br /> 10 <br /> 11 6-09.3(5)E Rotomilling <br /> 12 This section, including title, is revised to read: <br /> 13 <br /> 14 6-09.3(5)E Removing Existing Concrete Overlay Layer by Rotomilling <br /> 15 When the Contractor elects to remove the upper layer of existing concrete overlay, when <br /> 16 present, by rotomilling prior to final scarifying, the entire concrete surface of the bridge I <br /> 17 deck shall be milled to remove the surface matrix to the depth specified in the Plans with <br /> 18 a tolerance as specified in Section 6-08.3(5)B. The operating parameters of the rotary <br /> 19 milling machine shall be monitored in order to prevent the unnecessary removal of <br /> 20 concrete below the specified removal depth. <br /> 21 <br /> 22 6-09.3(6) Further Deck Preparation <br /> 23 The first paragraph is revised to read:: <br /> 24 <br /> 25 Once the lane or strip being overlaid has been cleaned of debris from scarifying, the <br /> 26 Contractor, with the Engineer, shall perform a visual inspection of the scarified surface. <br /> 27 The Contractor shall mark those areas of the existing bridge deck that are authorized by <br /> 28 the Engineer for further deck preparation by the Contractor. <br /> 29 <br /> 30 Item number 4 of the second paragraph is deleted. <br /> 31 <br /> 32 The first sentence of the third paragraph is deleted. <br /> 33 <br /> 34 6-09.3(6)A Equipment for Further Deck Preparation <br /> 35 This section is revised to read: <br /> 36 <br /> 37 Further deck preparation shall be performed using either power driven hand tools <br /> 38 conforming to Section 6-09.3(1)A, or hydro-demolition machines conforming to Section <br /> 39 6-09.3(1)C. <br /> 40 <br /> 41 6-09.3(6)B Deck Repair Preparation <br /> 42 The second paragraph is deleted. <br /> 43 <br /> 44 The last sentence of the second paragraph (after the preceding Amendment is applied) is <br /> I <br /> 45 revised to read: <br /> 46 <br /> 47 In no case shall the depth of a sawn vertical cut exceed % inch or to the top of the top <br /> 48 steel reinforcing bars, whichever is less. <br /> 49 <br /> 50 The first sentence of the third to last paragraph is revised to read: <br />