Agenda - Public Works Committee - 06/18/2019

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that the driveway was designed to direct the flow of water into the culvert and drainage ditch but L again that culvert was removed by the property owner after the road was paved. He stated that the ditch was regraded to help direct water that flows down the driveway, as the culvert and grading that was previously done is no longer directing water. City Engineer Westby stated that staff believes that this property benefited from the Covenant Meadows development in terms of reducing the amount of drainage entering the property. Staff also believes it was very responsive to this resident during construction of the Covenant Meadows development. Staff had many phone conversations with the property owner and met with him onsite numerous times in attempt to address the numerous requests of the property owner. He stated that overflow drainage from the north infiltration pond will be forced to flow over the driveway as currently constructed as the culvert was removed. Councilmember Kuzma asked the distance of the easement from the edge of the road onto the property. He asked and received confirmation that the culvert was within the City easement. He asked the expense that was spent on the driveway improvements thus far. City Engineer Westby stated that he is unsure because of the amount of City staff and staff from the developer that has been spent on this issue. Senior Engineering Inspector McDowall stated that he spent a considerable amount of time on this topic attempting to fmd a resolution with the property owner. Eric Thompson, developer for Covenant Meadows, stated that there was dialogue with he and the property owner prior to the discussions with City staff, which included providing fill to the property at his request. He stated that Mr. Aberle is concerned with flooding and there have been four engineers reviewing this issue and he is confident in their design abilities. He stated that it is clear that there is less water draining to the property post-construction than there was pre-construction. He stated that without the culvert the property is more susceptible to flooding. He stated that he would be agreeable to furnishing and installing the two eight-inch culverts, which had been evaluated in the past. He additionally offered additional materials to assist the property owner in better grading his property to alleviate flooding concerns in the future. He acknowledged that it is tough to address the flooding concerns and concerns with the trailer. Mr. Aberle stated that he did bring up the base of the garage and never once had an issue with water coming into the garage. He stated that the original culvert caused the wheels of his trailer to come off the ground. He stated that he has never heard of eight-inch culverts prior to tonight. Mr. Aberle stated that pre-construction there was a bit of standing water for a few days but that was it. He noted that post-construction there is water standing in his garage during that spring melt. He stated that without the culvert there was discussion of graded ditches and hard surface swales, which did not occur. He stated that he has hired an engineer and attorney. He stated that following a storm event in September,there was seven inches of standing water in his yard. Councilmember Kuzma asked if Mr. Aberle would be satisfied with the offer from the developer 1..- regarding the two eight-inch culverts. Public Works Committee/December 18, 2018 Page 7 of 11