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03062012 BIRDNECK COMMONS RETAINING WALLLaskinLaskinRoad Retaining Wall Construction Road Retaining Wall Construction Adjacent toAdjacent to Birdneck CommonsBirdneck Commons David L. Hansen Deputy City Manager March 6, 1012 11 LocationLocation 22 Background:Background: ? The existing embankment within the City right of way along the south side of Laskin Road (feeder road) east of Red Robin Road is eroding. ? Laskin Road I Project will eventually remove the feeder road and provide additional fill to extend the embankment. ? Construct a retaining wall, 3-5 feet high X 310 feet long to support the eroding embankment within the City right of way and prevent any additional erosion. Public SupportPublic Support:: ? Adjacent property owners fully support the proposed project. 33 Public CoordinationPublic Coordination ? Supported by Adjacent Property Owners ? Reported foundation problems of their own (Birdneck Commons) ? Three meetings to date: October 25, 2011:The Birdneck Common Condominium Association requested the City to consider constructing a retaining wall. December 28, 2011: Meeting between the City and the Birdneck Common Homeowners Association to discuss concepts. February 3, 2012:Meeting between the City and the Birdneck Common Homeowners Association to discuss the most feasible option –a cast in place concrete retaining wall. 44 Project InformationProject Information ? Reinforced Concrete Retaining Wall ? Approximately 3-5 feet high X 310 feet long ? Total Estimated Project Cost: $150,000 ? Funds Available in LaskinRoad Phase I (CIP 2-156) ? Schedule: Complete Design: June 26, 2012 Issue Work Order for Construction: July 31, 2012 Start Construction: September 5, 2012 End Construction: October 22, 2012 55 DiscussionDiscussion 66