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March 31, 2015 <br />2.0 Critical Construction Periods <br />2.1 Removal of All Organic Material and Topsoil <br />Topsoil and organic material removal activities were not conducted during the quarter. <br />2.2 Placement of Underdrainage Systems <br />The underdrainage system was completed in the first quarter of 2010; additional work on this system is <br />not anticipated. During the time of the inspection, there was less than half of gallon per minute of <br />water flow. <br />2.3 Installation of Surface Drainage Systems <br />Both the north and south surface drains were inspected (Photographs 4 and 5). At the time of the <br />inspection there was approximately four gallons a minute of water flow at the top portion of the fill. At <br />the bottom of the fill, there was no water flow in either drains. The upper drain was inspected and was <br />in excellent condition. <br />Photograph 4: North Surface Drain Looking West (312612015) <br />4 <br />