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1 6-12.AP6 <br /> ' 2 Section 6-12, Noise Barrier Walls <br /> 3 January 5, 2015 <br /> ' 4 6-12.3(1) Submittals <br /> 5 In the first paragraph, the second sentence is revised to read: <br /> ' 6 <br /> 7 The Contractor shall submit a Type 2 Working Drawing consisting of the noise barrier <br /> 8 wall access plan. <br /> 9 <br /> 10 The second paragraph (up until the colon) is revised to read: <br /> 11 <br /> 12 For construction of all noise barrier walls with shafts, the Contractor shall submit a Type <br /> 13 2 Working Drawing consisting of the shaft construction plan, including at a minimum the <br /> 14 following information: <br /> 15 <br /> ' 16 In the third paragraph, the first sentence is revised to read: <br /> 17 <br /> 18 For construction of precast concrete noise barrier walls, the Contractor shall submit <br /> ' 19 <br /> 20 Type 2 Working Drawings consisting of shop drawings for the precast concrete panels <br /> in accordance with Section 6-02.3(28)A. <br /> 21 <br /> ' 22 6-12.3(2) Work Access and Site Preparation <br /> 23 In the first paragraph, the first sentence is revised to read: <br /> 24 <br /> 25 The Contractor shall construct work access in accordance with the work access plan. <br /> 26 <br /> 27 6-12.3(3) Shaft Construction <br /> 28 The first paragraph is revised to read: <br /> ' 29 <br /> 30 The Contractor shall excavate and construct the shafts in accordance with the shaft <br /> 31 construction plan. <br /> ' 32 <br /> 33 In the last sentence of the third paragraph, "approved by the Engineer" is revised to read <br /> 34 "acceptable to the Engineer". <br /> 1 35 <br /> 36 The fourth paragraph is revised to read: <br /> 37 <br /> ' 38 <br /> 39 When caving conditions are encountered, the Contractor shall stop further excavation <br /> until implementing the method to prevent ground caving as specified in the shaft <br /> 40 construction plan. <br /> ' 41 <br /> 42 In the last sentence of the fifth paragraph, "approved" is revised to read "accepted". <br /> 43 <br /> 44 In the seventh paragraph, "approval" is revised to read "acceptance". <br /> ' 45 <br /> 46 In the eighth paragraph, the third sentence is revised to read: <br /> 47 <br /> ' 48 <br /> 49 The Contractor shall install the steel reinforcing bar cage as specified in the shaft <br /> construction plan. <br /> 50 <br /> AMENDMENTS TO THE 2014 STANDARD SPECIFICATIONS BOOK <br /> Revised: 8/3/15 <br />