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C. Drainage Plan (See Section 303.2b) <br />D. Other pertinent figures. <br />APPENDICIES <br />A. DESIGN CHARTS <br />1. Provide copy of all design charts (i.e.: tables, figures, charts from other criteria) <br />used for the report. <br />B. HYDROLOGIC CALCULATIONS (see Manual Sections 600 and 700) <br />1. Land use assumptions for off -site runoff calculations. <br />2. Time of concentration and runoff coefficients for pre - existing and post <br />development conditions. <br />3. Pre - developed hydrologic computations. <br />4. Developed conditions hydrologic computations. <br />C. HYDRAULIC CALCULATIONS <br />1. Capacity of existing channels, streets, storm sewers, inlets, culverts and other <br />facilities. <br />2. Calculations for existing storm sewer and open channel. <br />3. Irrigation ditch flows and ditch system capacity. <br />4. Detention pond design (see Manual, Section 1400 for requirements). <br />a. Storage volume, release rates, and pool elevations for 2 -year and 100 -year <br />storm. <br />b. Outlet structure dimensions, orifice diameter, weir lengths, pipe headwater <br />and other data. <br />c. Outlet velocity and energy dissipation requirements. <br />d. Routing of outlet flows and emergency spillway flows. <br />5. Street capacity calculations, if data in Manual not used (see Section 1100). <br />6. Storm inlet capacity calculations, if data in Manual not used (see Section 1100). <br />7. Storm sewer capacity calculations, if data in Manual not used (see Section <br />1000). <br />8. Channel capacity calculations, if data in Manual not used (see Section 800). <br />9. Culvert capacity calculations (see Manual, Section 1200). <br />10. Other hydraulic structure calculations (see Manual, Section 900). <br />D. STORMWATER QUALITY CALCULATIONS <br />1. Water Quality Capture Volume (WQCV). <br />2. Storage volume for sediment volume and pool elevations for WQCV. <br />3. Outlet calculations for required area per row, diameter of individual holes, <br />number of holes per row, and number of holes per column. <br />CERTIFICATION — PROFESSIONAL ENGINEER'S SEAL AND SIGNATURE <br />ACKNOWLEDGEMENTS <br />Drainage Report checklist was prepared by: <br />Page 4 of 4 <br />