Laserfiche WebLink
Dan Mathews <br />October 1, 2009 <br />Page ? <br />called Craig Lis epte?nber 29x? to review 's responses with him, but he was <br />unavailable and did not return my ea11. <br />• The sole purpose of these structures is to slow down the pear discharge associated with <br />intense thunderstorms and snawelt runoff promoting stabil??atian of e?lsting post- <br />mine channels while allowing ?1aw to pass through the structure ?n a controlled manner. <br />ir?ce these structures are designed to not impound water and mad signi?ieantly help <br />with stabilisation of reclaimed areas where excessive erosion is occurring, I recommend <br />approval for these revisions The open end ?' with slatted riser pipes will have to <br />function and be maintained to comply with the ?]? directive and our requirements. <br />• The plan for these structures is to slowly silt in to the level of the earthen spillway <br />eventually blending ire to the post-mine topography. we will have to monitor these <br />tI'l1Ctl?lres and determine tl?elr function. ?ddltlonal regulatory requlren?ents mad ?? <br />imposed if they are not functioning as intended.