2021-07-06-CONCOM-min - Laserfiche WebLink

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— No,that catch basin is not located on this property and is outside of the 100-foot buffer zone. — Yes, we can keep the path outside of the 25-foot buffer zone. — If Blazing Star is available we will consider using it, however we have struggled to get it from a nursery standpoint. A Condition will be added that the path is to be rerouted outside of the 25-foot buffer zone to the extent possible. On a motion by Ms. Samuels and seconded by Ms. Dohan, the Commission voted 6-0 by roll call vote to issue a Negative Determination with Conditions. Record of vote as follows: Kevin Beuttell—Aye Alex Dohan—Aye Ruth Ladd—Aye David Langseth—Aye Phil Hamilton—Aye Holly Samuels —Aye 7:55 PM Amendment to the Order of Conditions —453 Concord Avenue (The Cotting School) ViewPoint Cloud Permit#AOOC-21-5, DEP#201-1155, BL#1111 Applicant/Property Owner: The Cotting School Project: Repaving of existing walkways along the backside of the school within the 100-foot buffer zone to Bordering Vegetated Wetlands Documentation Submitted.- - ubmitted:— Memorandum; From: Meg Buczynski, Activitas; To: Lexington Conservation Commission; Subject: NOI Amendment—Walkway Repaving; Date: 6/14/2021; — "Layout and Materials Plan"; Sheet L-1.1.1; Prepared for: The Cotting School, Athletic Addition; Prepared by: Activitas; Stamped and signed by: Megan E. Buczynski, PE Civil No. 47392; Date: 6/14/2021; — Memorandum and attachments; From: Meg Buczynski, Activitas; To: Lexington Conservation Commission; Subject: NOI Amendment Drainage Calculations; Date: 6/14/2021; Ms. Megan Buczynski, Principal Civil Engineer from Activitas, presented on behalf of the Applicant and Property Owner, The Cotting School. Ms. Buczynski stated that there is a slight increase in the rate of the 2 year storm event peak runoff rate, however an overall reduction in the overall volume for the 2 year storm event. The Cotting School does not plan to treat the walkways. Towards the northern side of the site, where there is a steeper slope, the stormwater will continue to runoff down the slope and on the eastern side it will continue to run along the grass towards the wetlands.