12/08/2021 P&Z Packet - Laserfiche WebLink

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Ms. Katie Larsen 12/1 /2021 Page 3 Post -development stormwater discharge rates are less than the pre -development rates. • Water Supply There is existing 8-inch diameter ductile iron pipe (DIP) watermain located in the northwest corner of the intersection of Main Street (CSAH 14) and 241h Avenue. The City of Lino Lakes Comprehensive Plan designates trunk watermain extending along a future road extension west of the site. Staff has evaluated the need for the trunk line to go through this site to meet anticipated fire flow needs. The applicant is proposing an 8-inch diameter DIP watermain to serve the development. The watermain will extend north along 24thAvenue and then to the west along the proposed Rosemary Way and dead end at the end of the proposed road. The applicant currently shows 8" watermain stubs to each lot to provide service to the buildings. Comments: 1. Watermain along Rosemary Way and 241h Avenue shall be 12" in diameter. Plan revised. Applicant to update final Belland Farms plans to show impacts to 24th Avenue N from connecting to the existing watermain and installing the new gate valve. 2. Applicant is responsible for verifying water suppression needs for the buildings. Potential looping within the sites may be necessary. Noted. 3. All watermain stubs shall end with a temporary hydrant and gate valve. Do not include gate valves on the stub legs of the watermain. Permanent gate valves will be installed when the watermain is extended in the future. Plan revised. 4. The Deputy Director of Public Safety - Fire division will review the hydrant layout. Noted. 5. Applicant to add a gate valve just east of the pipe line easement. 6. Applicant shall install the watermain within the Rosemary Way alignment all the way to the westerly property line with this project and add a hydrant near station 5+00 to keep proper 400-ft hydrant spacing. Belland Farms & Associated Eye Care Partners Engineering Review