Agenda - Economic Development Authority - 06/08/2017

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Review File: Stonebrook Academy Final Site Plan Submittal Engineering Review May 23, 2017 Page 3 of 5 Sheet 9 1. Show the ROW width on the typical section. 2. The City standard street section is 1 1/2" Bituminous Wear, 2" Bituminous Base and 4" Class 5. 3. The clear zone between the sidewalk and ROW is 1'. Sheet 11 1. Add note to storm sewer removal "Remove pipe to structure and bulkhead." 2. Reference Detail STR25 at the pavement removal area. 3. Callout quantity of bituminous pavement to remove and quantity of concrete pavement to remove. Sheet 12 1. The castings shall be R-3267 with grated back. 2. Label all pipes in profile view. 3. Specify rim elevations. 4. Call out pipe outside of ROW "by others" or show length, slope, invert elevation and rim elevation. Sheet 13 1. The sewer and water lines must be darker on this sheet, the storm sewer lines must be lighter on this sheet. 2. Provide stationing for proposed services and structures. The watermain parallel to the street must be 8" DIP. 3. Specify the invert elevations for the sanitary sewer services. Sheet 14 1. Add note "Streets shall be cleaned within 3 hours after notification by City that sweeping is required". 2. A custom detail is required for each pedestrian ramp. Three pedestrian ramps are required, 2 at the new driveway entrance and 1 at the southwest corner of Yolite Street and Veterans Drive. Sheet 16 1. The City makes and installs the signs. Stormwater Calculations A stormwater summary report was submitted and reviewed. The report must be updated to include the 2 year event. Infiltration mitigation calculations were submitted. The City has developed a standardized model for calculating the contribution to the infiltration mitigation fund and proposes that the contribution be $ 6,355. Our calculations are shown below. We included importing 1 foot of growing medium between the native soils and the bottom of the basin.