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HomeMy WebLinkAboutConservation Comm 05/22/1980CONSERVATION COMMISSION MINUTES PACE 1 MAY 22, 1980 Members Present: 'Chairwoman Webb, Paul Boyden (arrived at 8:00 PM). Dianne Royle, Frederick Rys, (arrived at 8:30 PM), Jane Sheehan, Stuart Sweet Cor-r.es ondence: 1.. Hearing Notice from Zoning Board of Appeals for a house to be :moved within 72 feet of Hodges Brook. MOTION: To send a letter to Marc Wiese (owner of the house in question), with'a copy to the Zoning ;Board of Appeals requesting 'him to come to the Commission's next meeting to eHpinin his plans. (Sweet - Sheehan, all in favor) VOTED 2. Bill in the amount of $150 for 37.5 hours of secretarial services ,by Patricia E. MacKay. MOTION: To pay this bill. (Sheehan - Royle, all in favor) VOTED 3. DEQE's designation of Rebecca White's proposal as File .No. SE211-60. 4. Rebecca White's May 5, 1980 letter requesting a change in aSchool' Street culvert. MOTION: To discuss this matter with Miss White on June 2 when she is alreadyscheduled to appear before the Commission. (Boyden. - Royle, all in favor) VOTED Min MOTION: To dispense with the reading of the May 12, 1980 Minutes since the Commissioners have rreceived them at home and to approve these Minutes with one correction.' (R.oyle Sweet, ;all in favor) VOTED Mansfield Munlcl-I3a1 A1Yperrt: MOTION: To discuss and issue the Order of Conditions for the proposed airport- improvements. (Boyden - Royle, all in favor) 4TOVIN T-tD-----ED — UN 1U 19 0 CONSERVATION COMMISSION MINUTES Page 2 MAY 22, 1980 The following conditions were dictated after some discussion: 1. A small ponding area of about 1,800 - 2,000 .square feet and - 1.5 feet deep shall be created in the area delineated on Page 3 of 8 as possible "drainage ditch" to accomplish the following requirement: keeping the outlets at the same elevations but 'causing a retention of small -storm drainage to occur and existing riprap as shown shall remain a part of this area. The slope shall be within the local ordinance and foaming;and seeding shall take place. 2. During construction, erosion control by means of accepted methods, such as hay bales, shall be practiced to prevent siltation of the stream at the southwest corner of the apron. -3. The location of any stump disposal site ;shall be noted on the plan and be made 'known to the Conservation Commission before work commences 4. A field check of the outfalls by the Town Engineer shall be made before completion of construction. Mrs. Jellinek's letter objecting to the use of five -year -storm calculations in the proposal was noted. 'MOTION: To issue the standard Order of Conditions together wialt the four 'additional conditions as dictated. (Sheehan - Royle, all in favor) VOTED Little League: During a'brief discussion of the plans presented by Messrs, 'Ryan and Day, Com. Boyden reiterated his feeling that: any excess material generated by this proposal should be 'given 4c the Town for 'tR use, particularly in light of the problems being experienced by the Sanitary Landfill. MOTION: To approve the building plans as presented to the Com- mission, (Sweet - Rys, all in favor) VOTED Wind Chime_ Acres: Chairwoman Webb opened this discussion by reading thrt letters dated May 22, 1980,; each of which addressed the relocation of a ditch within this subdivision to about 22 feet from the back property line of Gilbert Powers, 5 Rustic Drive. 1, Letter to the Conservation Commission from the Planning Board stating that it was the consensus of the Board that this ditch is an integral part of the water body and should be considered as the edge of the pond. CONSERVATION COMMISSION MINUTES PAGE 3 MAY 22, 1980 i 2 Letter to the Conservation Commission from Town Counsel Mulcahy stating that he is not persuaded that the ditch, once relocated, would be considered part or the pond and, thus, the ditch may be located within 50 feet of the property line because it is not technically part of the pond. 3. L,ettcr to Ronald Bonvie from Bertram M. Cook, Inspector of Buildings, stating that the ditch in no way affects the Zoning By-law requirements for the 'pond. - After due consideration, the Commissioners agreed that they must abide ;by the legal. opinion set forth by Charles Mulcahy, the -Town's legal authority, and, therefore, consider the ditch :in conformance with the Zoning By-law. After a lengthy discussion, the following conditions were dictated and voted on: 1.. The retention area shall be constructed before the ditch is :altered and excavation of the pond is begun.' 2. The retention area shall be cleaned after dewatering of the ponding area is completed and it shall be restored to the proposed elevations shown in the plan. 3. During the entire construction cycle, a dike made of ,stone aggregate of one -half-inch to one -inch size shall be'con- structed of sufficient size to substantially decrease the flow of water immediately preceding the 'hay bales so that complete -filtering action can occur and the bales can remain in place. This dike shall be located at the exit of the retention area. MOTION: To accept the first- three conditions. (R.ys - Sweet, all in favor.) VOTED 4. There shall be no increase in the volume or rate of runoff of water leaving the site during peals flow as a result of this project. The engineer will :supply the Commission with such a. statement before work continences. MOTION: `ro accept this condition. (Rys Royle, all in favor) VOTED 5. 1.1.1c following conditions shall pertain to house numbers 10, 14, 13, 22, 26, 30, 34, and 38: CONSERVATION COMMISSION MAY 22, 1930 MINUTES PACE 4 A. There shall be no filling of land beyond the 122' contour. 'k B. No aquatic plants shall be introduced into the pond without 'permission from the Conservation Commission. C. Each abutter shall be responsible for maintaining the as -built slope of the pond. D. No organic matter, fertilizers, pesticides, or road salt shall be either used or stored within 50 feet of the pond. E. No fuel -powered boats shall be permitted on the pond to prevent pollution. MOTION: To accept this condition. (Rys-Sweet, all in favor) VOTED 6. A water quality study shall be made prior to construction by, an accredited laboratory at the inlet and the outlet of water in the subdivision and a report shall be submitted to the Conservation Commission for approval ;prior to the begin• ring of any on-site work. Subsequently, reports shall be made twice a Year forthe duration of the construction and for three years thereafter. Reports shall be sent to the Conservation Commission with a copy to the Board of Health. MOTION: To accept ,this condition. (Sheehan - Royle, all in favor) VOTED 7. There shall be no underground storage of petrochemicals. ImOTION . To accept this condition. (Boyden -'Sheehan, all in favor) VOTED 8. House numbers 32, 36, and 38 shall be reserved for Certificate of Compliance sign -off until the completion of the ponding and retention areas. MOTION: To accept this condition. (ISoyden - Royle, all in favor) VOTED 9. No work shall commence until such time as additional conditions are issued under this same order. Said conditions shall be issued after receipt and review of a drainage study being made for the Planning Board of the Town of Mansfield. This will apply only if such a study reveals significant contra- dictory data to the existing plans. CONSERVATION COMMISSION MINUTES MAY 221 1980 PACE 5 MOTION: To accept this condition. (Boyle —Sheehan;, Webb, Boyden, Royle, Rys, and Sheehan in favor; Sweet: opposed) VOTED MOTION: To close discussion of the Wind Chime Acres Order of. Conditions. (Boyden - Rys; Webb, Boyden, Royle, Rys, and Sweet in favor; Sheehan opposed) VOTED Eugene Boyle, acting as counsel fcr Ronald Bonvi.e, asked the Commission if the last condition actually made the ,Order of Conditions contingent on some future event which may or may not occur beyond the statutory period. The Commissioners agreed that Town Counsel Mulcahy should be consulted as to whether this is an effective Order of Conditions. MOTION: To send a letter from the Ammidowns and the Hicks of 63 and 71 School. Street regarding a drainage problem to the 'Down Manager for his attention. (Rys - Sheehan, all in favor) VOTED 868 West Street: Mrs. Margot Jellinek reported filling of a. wetland at 868 West Street. Coms. Rys and Sweet volunteered to make on on-site inspection. MOTION: To adjourn the meeting at 11:00 PM (Rys - Boyden, all :in favor) VOTED Accepted by Date to Town Clerk / J)�i PEM