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Ms. Katie Larsen <br />10/31/2025 <br />Page 2 <br />7920 Lake Drive – Lino Lakes Dealership – Engineering Review <br /> <br />2. Provide Emergency Overflow (EOF) elevations for all low points in the parking or <br />green space areas. <br />Plowe (10/21/2025) Added to Sheet C2.1 <br />WSB (10/29/2025)Additional EOFs required; EOFs must meet freeboard <br />requirements (1') with the lowest opening of the building <br /> <br />3. Provide 15' trail easement <br />a. Grade for future trail <br />Plowe (10/21/2025) Grades added to Sheet C2.2 <br />WSB (10/29/2025) Complete <br /> <br />4. Address conflict between FES/storm sewer and retaining wall <br />a. Provide detail <br />Plowe (10/21/2025) Steel casing detail added to Sheet C4.1 <br />WSB (10/29/2025) Provide how pipe will be spaced within the casing and <br />how the annular space will be filled <br /> <br />5. Provide retaining wall details <br />a. Retaining Walls greater than 4' would require a City permit and be designed <br />by a structural engineer <br />Plowe (10/21/2025) Noted; A boulder wall detail is added to Sheet C4.1 <br />WSB (10/29/2025) Complete <br /> <br />6. Verify whether CBMH 1 or CBMH 3 can be shifted to eliminate CB(ST)MH 2 <br />Plowe (10/21/2025) Manholes moved around due to cover, obstructions, etc. <br />WSB (10/29/2025) Complete <br /> <br />7. Additional redlines on the plans to be addressed <br />Plowe (10/21/2025) Items addressed <br />WSB (10/29/2025) See additional items <br /> <br />8. WSB (10/29/2025) Maximum 3:1 Slopes (currently ~37%) along west side of parking <br />area <br /> <br />9. WSB (10/29/2025) Area designated for transformers and condensers on architectural <br />plans shown as having 4:1 slopes on the civil grading plan <br /> <br /> <br />• Stormwater Management <br /> <br />Stormwater management for 7920 Lake Drive site consists of constructing an infiltration <br />basin on the east side of the site. <br /> <br />Pre- and Post- Development Discharge Rates (cfs) <br />Condition 2-Year 10-Year 100-Year 10-Day Snowmelt <br />Existing* 0.84 1.81 5.21 Not required <br />Proposed 0.82 1.72 4.87 Not required <br />Page 35 of 406