04/06/2009 Council Packet - Laserfiche WebLink

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Lino Lakes - Shoreland and Flood Plain Management 3. All single - family, 2- family, triplex, quadraminium, townhouse, commercial and industrial subdivisions must provide a grading and drainage plan for review and approval of the city engineer and Rice Creek Watershed District. The grading and drainage plan shall include: district; a. Compliance for the impervious surface standards of the respective zoning b. The subdivision or lot development shall provide for the collection and treatment of storm water in compliance with the Lino Lakes local storm water management plan if determined that the site improvements will result in increased runoff directly entering a public water. All grading and drainage plans shall require review and approval by the city engineer and the Rice Creek Watershed District; c. Measures to be taken for the treatment of storm water runoff and /or prevention of storm water from directly entering a public water. The measures may include, but not be limited to the following: or silt traps; I. Appurtenances as sedimentation basins, debris basins, desalting basins ii. Installation of debris guards and microsilt basins on storm sewer inlets; iii. Use where necessary, oil skimming devices or sump catch basins; iv. Direct drainage away from the lake and into pervious, grassed yards through site grading, use of gutters, and downspouts; v. Construct sidewalks and driveways of partially pervious raised materials such as decking which has natural earth or other previous material beneath or between the planking; vi. Use grading and construction techniques which encourage rapid - infiltration; for example, sand and gravel under impervious materials with adjacent infiltration swales graded to lead into them; and /or vii. Install berms, water bars, or terraces which temporarily detain water before dispersing it into pervious area; •