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PART 3 EXECUTION <br />3.01 STRUCTURAL REPAIRS AND MODIFICATIONS <br />A. Furnish, install, and/or perform all structural repairs and modifications as listed in 1.01.A. <br />B. Repair by welding and grinding the erection scab marks, weld splatter, and poor welds as listed in <br />1.01.A. <br />C. Modify and add new tank accessories as listed in 1.01.A. <br />D. All repairs by welding shall be ground smooth or radiused. These will be welded by a skilled, <br />certified welder under the direction of the Engineer or Resident Project Representative. All welders <br />shall be certified in conformance with ASME Section IX and shall submit current copies of all the <br />welders' certifications to the Engineer and the Owner. The repaired areas shall conform to the <br />surface preparation requirements of NACE Standard SP0178-2007 as contained in Section 00 31 00 <br />of these Specifications. <br />E. All erection scab marks shall be removed and repaired by welding and grinding to restore the plate <br />to a smooth, flush condition. All weld spatter shall be removed by grinding in conformance with the <br />requirements of Appendix C. All weld defects shall be removed and repaired by welding and <br />grinding in conformance with the requirements of Appendix C, NACE Weld Preparation Designation <br />"C". Included in this work, but not limited to, are the radius grinding of all sharp edges on the <br />overflow weir box, inlet/outlet pipe, painters rigging brackets, stiffener rings, manway curbs and <br />covers. <br />F. The repaired areas shall conform to the surface preparation requirements of Section 4 Appendix C, <br />NACE Standard SP0178-2007, NACE Weld Preparation Designation "C". <br />END OF SECTION <br />STEEL WATER RESERVOIR REPAIRS <br />© 2012 Stantec 1 193802262 33 01 16 - 4 <br />