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<br />. <br /> <br />, . <br /> <br />e <br /> <br />. <br /> <br />. <br /> <br />{.) <br /> <br />il ') <br />, <br /> <br />ends. Is it meant to be an equalization pipe? Are the invert elevations of the existing <br />and proposed culverts the same to avoid changing the existing wetland conditions? <br />C. Additional erosion control notes, per Rice Creek Watershed District requirements, <br />should be added to the constmction plans (i.e. silt fence required around soil <br />stockpiles, removal or silt fence, etc.). <br />D. The outlet invert of culvert D I 0 is not provided. <br />E. Inlet protection should be added to both ends of culvert D7 as a secondary sediment <br />control measure. <br /> <br />4. Some of the input data for the RCWD infiltration and Culvertmaster calculations was <br />different than that indicated in the plans. Please npdate all calculations with correct <br />information. <br /> <br />5. Time of concentration for site drainage areas seems high. Please verify and revise as <br />necessary. <br /> <br />6. Design rainfall values seem high. Are you designing culverts for 10-year, 50-year or 100- <br />year? Please verity and revise as necessary. <br /> <br />7. On the Clearing and Tree Protection Plan, the note "Remove all the undergrowth, remain all <br />the existing trees nnless marked otherwise" is confusing. Please revise. <br /> <br />8. Provide details showing watermain and sanitary sewer connections. <br /> <br />Please provide final plans for review and approval by Engineer prior to constmction. Please call <br />me at (612) 373-6500 with any questions. <br />