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HomeMy Public PortalAbout20180917 - Planning Board - Meeting Minutes1 HOPKINTON PLANNING BOARD Monday, September 17, 2018 7:30 P.M. Town Hall, 18 Main St., Hopkinton, MA MINUTES MEMBERS PRESENT: Muriel Kramer, Chairwoman, Fran DeYoung, Vice Chairman, David Paul, Deborah Fein-Brug, Mary Larson-Marlowe, Gary Trendel, Carol DeVeuve, Amy Ritterbusch, Frank D'Urso Present: Georgia Wilson, Principal Planner, Cobi Wallace, Permitting Assistant Ms. Kramer opened the meeting. 1. Scenic Road Approval Compliance Review – 120 Pond St. Reference was made to a scenic road permit issued by the Board a couple of months ago for the repair/restoration of a section of stone wall at 120 Pond St. damaged by a car. Mr. DeYoung noted the applicant, Vincent D’Eramo, at the public hearing on June 11, 2018, stated he intended the design to be consistent with that of existing area stone walls, but it has come to the Board’s attention that the actual work being done is quite different. He stated he would like the Board to discuss the issue and consider a possible course of action. Mr. D’Urso arrived at this time. Ms. Ritterbusch asked about a post-approval review process for scenic road permits, and Ms. Wilson noted the Board typically only gets involved when there is a problem. Ms. Kramer stated maybe decisions should have some built-in specificity in this respect. Mr. DeYoung stated the Board approved the application based on the bylaw criteria expecting consistency with the surrounding rural character, but it appears the reconstruction went into a different direction. Mr. Trendel noted there are 2 issues, 1) this specific case, and 2) the scenic road permitting process in general. He noted he drove by the site a couple of times and feels there is a clear difference between the proposed and actual design. The Board reviewed the before and after pictures of the area, and Board members noted the wall is lacking rural character with respect to shape and the type of stones used for restoration. Ms. Fein-Brug asked when the pictures were taken, and Ms. Wilson noted the before pictures were included in the application and she took the new ones last week when work was still in progress but essentially complete. Mr. DeYoung suggested the Board follow up with Mr. D’Eramo and establish compliance criteria for future applications. He asked about available options for remedial action and Ms. Wilson stated it is up to the Board. Mr. Trendel noted he would like the applicant to come back and explain. Ms. Ritterbusch stated she too is ok with following up with the applicant, but it is difficult to reproduce a historic stone wall and she believes an effort was made in this case. Ms. Fein-Brug stated she feels it can be done although it may require bringing in special stones. Mr. D’Urso referred to the bylaw, and noted perhaps they can ask for remediation or a fine if the actual design is significantly different. Mr. Paul suggested a site walk if the Board decides to ask the applicant to come back, and Mr. DeYoung stated the members can at least go out individually. Ms. DeVeuve noted according to the minutes the applicant was supposed to achieve the original feel, but it appears he ended up 2 using all new stones, and the old stones are still laying there in front. It was suggested asking a professional stone layer for input on this issue. Mr. Trendel and Ms. DeVeuve stepped off the Board at this time. 2. Continued Public Hearing – 90 Hayden Rowe – School Bus Parking Lot – Town of Hopkinton School Department Ms. Kramer stated Mr. D’Urso can participate in the discussion but cannot vote on the application. Ms. Ritterbusch moved to open the public hearing, Mr. D’Urso seconded the motion, and the Board voted unanimously in favor. Susan Rothermich, Director of Finance & Operations, Hopkinton School Dept., and Bill Mertz, WorldTech Engineering, engineer, appeared before the Board. Mr. Mertz noted outstanding issues included lighting, landscaping, and stormwater management with peak rate control of runoff as the biggest concern. He noted they were able to increase the size of the detention basin, shortening the length of the parking lot but losing 3 bus parking spaces in the process. He noted the plan has been revised to show a minimum 1% slope throughout the lot to achieve the appropriate grading. He noted they were able to reduce the height of the light poles to 15 ft., moving them around to achieve better light distribution while maximizing the number of parking spaces. Mr. Mertz noted they are not proposing to install landscaping but will put in 5 trees, all red maples at BETA’s recommendation, and perhaps at this point that can be handled through a condition of approval. Mr. Mertz noted everything else remains the same since the last time. Ms. Kramer asked about the construction schedule. Mr. Mertz stated they want to start next year as soon as school is out and the project will go out to bid all over again over the winter which hopefully will result in better pricing. Ms. Kramer asked Phil Paradis, BETA Group, the Board’s consultant engineer, to comment. Mr. Paradis thanked the Board for extending BETA’s contract and noted he is glad to see the Board has confidence in their services. He noted with respect to this project, the big concern was the peak rate of runoff, but as a result of the reengineering and modifications the design now meets all 10 standards for stormwater management. He introduced his associate Jillian Bokoff, noting Ms. Bokoff made the recommendation to install maples due to concerns that spacing would not work otherwise. Ms. Ritterbusch stated she is concerned the parking lot is too small for future growth. Mr. DeYoung asked if there is a potential secondary location if the lot is outgrown, and Ms. Rothermich noted they would relocate the spaces intended for the drivers. Mr. D’Urso stated it appears that they need an extra bus about every 1 or 2 years, and it was noted they had to add another one this year. Ms. Fein-Brug stated she is uneasy about diesel fumes in public places and asked if there have been any thoughts about switching to electric buses. Ms. Rothermich noted as far as alternative fuels are concerned, diesel is the most preferred, propane is high on the list, and electric is last. She noted the bus company buys the buses, and perhaps within 5 years there will be a change. Ms. Fein-Brug noted the Town should be proactive, and asked about the possibility of installing electrical conduits to be prepared, and Mr. Mertz noted this is not something they have looked at. 3 Mr. D’Urso noted he is in favor of alternative fuels, but parking the buses in Hopkinton will eliminate several roundtrips to Ashland resulting in less pollution. Ms. Kramer noted that will be an open item, but other than that parking lot design, access, traffic, and stormwater management are all set. She noted with respect to lighting it looks like there are some gaps, and Mr. Mertz noted this will be the maximum level they can achieve without sacrificing more parking spaces. Ms. Kramer asked if the lights will be on all the time or motion activated, and Mr. Mertz stated they can go either way. Ms. Kramer stated she would prefer motion-activated lighting but understands the Police Dept. prefers to have the lights on all the time. She noted if it turns out to be an imposition on the neighbors, they can always revisit the issue. Ms. Fein-Brug stated she feels the details for the light pole assembly are weak, and Mr. Paradis stated these are standard foundation details and they will be fine. Reference was made to signage, and it was noted there is no signage for the lot itself but the Design Review Board (DRB) had asked to make sure the directional signage is up to date for the new use. Ms. Ritterbusch suggested asking the applicant to come back to the DRB for additional review, and Ms. Wilson stated she will check to see if there are particular standards. Ms. Kramer suggested handling this through a condition of approval. Mr. Paul stated he is glad the applicant shows wooden guard rails as part of the design, noting using metal for the base would make it last longer. Ms. Fein-Brug stated she had asked to cut back the curb in the egress design by 2 ft. to provide a little more leeway for the drivers. Ms. Kramer asked if that can be done and Mr. Mertz stated he will look into it. Ms. Kramer thanked the applicant for the trees between the back of the building and the parking lot, and Ms. Fein- Brug noted the proposed species won't provide year-round screening. It was noted the Conservation Commission process is all set and won’t result in additional changes. Mr. Mertz reviewed the draft conditions. The Board suspended the discussion to open and continue a scheduled public hearing. 3. Public Hearings – Scenic Road Applications, 10, 12, 14, 16, 18, 20, 22 Saddle Hill Rd. – Saddle Hill Realty LLC Mr. D’Urso moved to open and continue the public hearings until after the conclusion of the discussion regarding the bus parking lot, Mr. DeYoung seconded the motion, and the Board voted unanimously in favor. 4. Continued Public Hearing – 90 Hayden Rowe – Site Plan Review – Bus Parking Lot Ms. Wilson noted the applicant has agreed to plant red maples so a condition to that effect is no longer needed. It was stated the Board is looking for additional light pole foundation details, and Mr. Mertz noted they will add those in. Ms. Fein-Brug asked about the hours of operation listed, and it was noted these are the standard hours. Ms. Kramer stated they will add a condition asking the applicant to come back to the DRB to finalize directional signage. Gary Trendel, 31 Chamberlain St., speaking as an individual, asked if there were other sites on the school grounds under consideration for parking. Ms. Rothermich noted they looked everywhere for a suitable site to separate regular vehicle and bus traffic, and this was the only place that seemed to work. Mr. Trendel asked if other fields were considered, and Ms. Rothermich noted they have to keep the lot close to the school so students don’t have to walk too far from the bus to the building. Mr. Trendel noted he does not like another parking lot so close to the school, and the design leaves no room for growth. He noted he realizes the proposal 4 means cost savings but it does not make sense to store the buses and pick up the kids in the same location and he feels that in 10 years they may look back and regret this decision. Ms. Kramer stated the proposal will result in cost savings and improved safety in front of the school. Ms. Fein-Brug stated she feels this is going to be a mistake because of the diesel fumes back there and perhaps using Field #10 would be better. She noted they may be too far into the process to install infrastructure for future electric buses, but changes will happen quickly and she would feel better being prepared. Mr. Paul asked why Fruit St. was not considered, and Ms. Rothermich noted they would still need a separate lot at the school for boarding and offloading. Ms. Kramer asked about the Todaro property, and Ms. Rothermich noted it was too late to look at it as part of the Marathon school project, but there is a group that is studying potential uses for the property. Ms. Kramer noted Fruit St. would be challenging because of the Town wells. Mr. D’Urso stated the Center School Reuse Advisory Team talked about using the Center School property for parking, but the area directly behind the school is too tight and they would need a bridge to get to the back land. He noted the plan in front of the Board addresses the issues and solves a problem. Mr. Paul moved to approve the plan with the conditions as discussed, and Mr. DeYoung seconded the motion. Ms. Fein-Brug suggested renting or leasing the 80 South St. property until they figure out what to do about the diesel fumes, but she realizes it would be out of the way. The Board voted 5 in favor, and 1 abstention (D’Urso) and 1 opposed (Fein-Brug) to approve the site plan with the conditions listed below: 1. The Applicant shall be responsible for mitigating all construction-related impacts, including erosion, siltation and dust control. The Applicant shall maintain all portions of any public way used for construction access free of soil, mud or debris deposited due to use by construction vehicles associated with the project, and shall regularly sweep such areas as directed by the Director of Municipal Inspections in consultation with the DPW Director. The Applicant shall regularly remove construction trash and debris from the site in accordance with good construction practice. No tree stumps, demolition material, trash or debris shall be burned or buried on the site. 2. All construction activity shall adhere to applicable local, State and Federal laws and regulations regarding noise, vibration, dust, sedimentation, and the use of, interference with or blocking of Town roads. 3. The northern most curb located on the southeast corner of the lot at the lot exit, shall be reduced by 2 feet in length to show a driveway exit width of 32 feet. 4. Foundation details of the proposed light poles shall be provided to the Board prior to construction. 5. The Director of Municipal Inspections inspects Site Plans under construction for compliance with the approved Decision of Site Plan Review. If the Director of Municipal Inspections determines at any time before or during construction that a registered professional engineer or other such outside professional is required to assist with the inspections of the stormwater management system or any other component of the Site Plan, the Applicant shall be responsible for the cost of those inspections. 6. Construction may occur only between the hours of 7:00 AM and 7:00 PM Monday through Friday and Saturdays between 8:00 AM and 4:00 PM pursuant to Chapter 141 Article 1 of the Town of Hopkinton General Bylaws. 5 Mr. DeYoung moved to close the public hearing, Mr. D’Urso seconded the motion, and the Board voted unanimously in favor. Mr. Trendel and Ms. DeVeuve returned to the Board at this time. 5. Continued Public Hearings – Scenic Road Applications, 10, 12, 14, 16, 18, 20, 22 Saddle Hill Rd. – Saddle Hill Realty LLC Victor Galvani, Saddle Hill Realty LLC, applicant, and Wayne Belec, WDA Design Associates, engineer, appeared before the Board. Mr. Belec noted this concerns work in connection with the construction of a number of single family homes along Saddle Hill Rd. He noted they received scenic road approval for the first 4 lots and they are now following up with the 7 remaining lots. Mr. Belec explained the proposed layouts, noting they looked for the least intrusive locations, factoring in topography and stone walls. He noted they worked closely with the Board and the Fire Chief, as was the case in the previous phase. He referred to the AutoTurn exhibits, and stated the driveways will have honeycomb pavers, the same design as used for the first 4 lots, which was part of the discussion with the Fire Chief to make sure the surface can handle emergency vehicles. He noted there was previous concern about maintenance of the driveway openings but this will be addressed with an agreement through the homeowners association. Mr. Belec noted in addition to the requests for permanent removal of sections of stone wall, they are also asking the Board for approval of temporary openings for the installation of utilities. He noted this time they will be doing all this at the same time, and he described the approach for temporary removal. He noted in order to make sure it gets put together properly, the stone wall returns into each site will have a natural look. The Board suspended the discussion to open and continue scheduled public hearings. 6. Continued Public Hearings - Bucklin St./Leonard St. – 1) Stormwater Management Permit; 2) Bucklin St. – Petition to Construct Paper Street – Wall Street Development Corp. Ms. Wilson noted the applicant has requested a continuation of the public hearings to October 29, 2018, and has agreed to extend the date to file the decisions with the Town Clerk to November 26, 2018. Mr. Trendel moved to continue the public hearings to October 29, 2018 at 7:45 P.M., and extend the decision dates to November 26, 2018. Mr. De Young seconded the motion. Denise Hildreth, 19 Leonard St., asked for clarification. It was noted the request for continuation was submitted on September 14 after the agenda was posted and the meeting packet emailed out. Ms. Kramer noted the Board at this point will vote to continue the hearings without discussion. Ms. Wilson noted the applicants want to come in with a fully revised plan, and that is all she knows. Mr. Trendel asked if the Board can deny the applications, and Ms. Wilson stated they have to go through the process. Ms. Kramer noted the Board is willing to continue the hearings to October 29 but they have to make it clear to the applicant that it does not want to continue doing this, and at the next continued hearing there has to be a conversation no matter what. Mr. D’Urso noted they also have to consider the neighbors, and Ms. Kramer agreed it is a matter of inconvenience. Ms. Ritterbusch noted the applicant can withdraw, and Ms. Kramer noted that is within his rights. The Board voted unanimously to continue the hearings to October 29, 2018 and extend the decision dates to November 26, 2018. 6 7. Continued Public Hearings – Scenic Road Applications, 10, 12, 14, 16, 18, 20, 22 Saddle Hill Rd. – Saddle Hill Realty LLC Mr. Belec referred to the details on the plan and stated they represent typical driveway entrances. He noted the requested openings vary from lot to lot, and they tried to tighten up the width as much as possible. In response to questions and concerns of Ms. DeVeuve, Mr. Belec stated the walls will be the same height coming around the corner, and the intent is to have the same look as before. Stephen Slaman, Fire Chief, noted the applicant has gone out of his way to review the proposal with him. He noted Saddle Hill Rd. is a challenge, but he is ok with the proposed type of untraditional pavement although it will be interesting to see what it will look like in 10 years. He noted there is an agreement through a homeowners association to address maintenance. Ms. DeVeuve stated it appears the design will accommodate access only from one direction, and Chief Slaman stated there may be a unique situation requiring multiple response vehicles, but this is a good solution in the spirit of preservation. Ms. Ritterbusch noted she would like to get a photo of the end product. Ms. Kramer stated the scenic road issue discussed earlier this night was a bad example but the Board would like to be able to compare the intent with the end result. Ms. Fein-Brug suggested asking the applicant to take pictures of his favorite section as an example. Ms. DeVeuve stated she feels this is asking too much, and Mr. Fein-Brug stated based on the 120 Pond St. issue there should be a common standard of communication to be made part of the record. Ms. Kramer asked about previous replication work, and Mr. Galvani stated they will do the work as soon as the equipment has been removed from the site. Ms. Kramer noted she would like to see before and after pictures, and Mr. Belec agreed. Ms. Fein-Brug stated the images shown as part of the application have a lot of vegetation, and she asked when the work will be done. Mr. Galvani noted it depends on whether they have buyers. Ms. Fein-Brug suggested doing it in the fall. Ms. Kramer reviewed the criteria of approval in the Scenic Road bylaw, and it was noted they all comply. Mr. D’Urso moved to approve the scenic road applications and Mr. Trendel seconded the motion. A discussion followed regarding conditions to be imposed, and the Board voted unanimously in favor with the following conditions: 1) The Applicant shall notify the Dept. of Land Use, Planning & Permitting within 48 hours of when work on removing the stones will begin,. 2) Photographs of the wall in its current state shall be submitted to the Principal Planner prior to the start of any stone wall work or removal. 3) The stones relocated for the driveway opening shall be retained on site and shall be rebuilt within the lot as shown on the submitted plan. 4) The stone wall sections shall be restored to their original condition after installation is complete, using the same stones. The use of non-original stones and materials to rebuild the various wall sections is prohibited. 5) Upon completion of stone wall work, photographs of the various sections in their finished state shall be submitted to the Principal Planner. Mr. D’Urso moved to close the public hearings, Mr. Trendel seconded the motion, and the Board voted unanimously in favor. 8. Wilson Street – Drainage Issues, Scenic Road Issues Roy MacDowell, Legacy Farms, LLC, developer, appeared before the Board. Mr. MacDowell noted he spent time with Vanasse Hangen Brustlin (VHB) and BETA, hoping to come up with a 7 solution. He noted as a result they have decided to significantly increase the size of the detention basin and will do other work as well, and they feel confident the end result will be more than adequate. Mr. Paradis noted he agrees with Mr. MacDowell that the runoff comes from Legacy Farms North in the area now called The Trails at Legacy Farms. He noted when Legacy Farms North was first built they provided treatment of the runoff but did not mitigate the volume. He noted there was some agreement with Weston Nurseries to continue providing water for their part of the site, resulting in an increase of runoff to Wilson St., but retrofitting the basin should address this issue. Mr. Paradis referred to the Google Earth maps, which show that over the last 10 years this section of the site was not as cultivated as the other sections of Legacy Farms, and therefore they agreed to change the existing and proposed soils from poor to fair which brought up the rate of runoff. He noted he does not have experience with this parcel in terms of stormwater data, but they already have some issues with the Trails at Legacy Farms site which is a good indicator that the soils are poor for infiltration. He noted they have to realize there was runoff from this parcel onto Wilson St. before Legacy Farms North was built, and although Mr. MacDowell is now mitigating his development, he would like the Board to understand there are other parts of Wilson St. that are contributing to the problem which will require additional remedial action. Ms. Kramer asked how they can measure success with some surety with this proposal. Mr. Paradis stated he is not sure that one can measure success, and he feels the right answer is in the test. Mr. MacDowell noted they looked at current conditions and during heavy rains the basin can overflow so they have agreed on a much more aggressive approach than VHB thought was necessary. Ms. DeVeuve asked how this compares to VHB's recommendation, and Mr. MacDowell noted they thought it could be 60 or 70% of what he is proposing. Ms. Fein-Brug stated storms are getting worse, and asked if this is taken into consideration at this stage of the game. Mr. Paradis stated they did not ask Mr. MacDowell to include extreme rainfall data, but the amount of reduction in runoff will be significant. He noted the original design only controlled 1/2 in. of runoff, so a design based on 6-1/2 in. constitutes a significant increase. He added there will still be a significant amount of runoff to Wilson St. from existing conditions, and Ms. Fein-Brug asked if that would only happen during extreme storm events. Mr. Paradis noted the development used a previous standard while the Town's current regulations require the use of data collected through Cornell University based on rainfall volumes closer to 8.5 in. Ms. Fein-Brug asked if they should make the detention basin even bigger, and Mr. Paradis noted this concerns a project approved about 10 years ago, and adjusting the design to 8.5 in. of rainfall would only result in slightly more mitigation. Mr. MacDowell noted the road was designed and fully vetted by Fay, Spofford & Thorndike (now Stantec), the Board’s previous consultant, and it was built under contract with the Town. He noted Legacy Farms agreed to step up to the plate to find a solution, even though it is not really their responsibility, engaged VHB and BETA as part of the process and went above and beyond. Mr. DeYoung asked if the runoff coming from the north side going down Legacy Farms North will be captured, and Mr. MacDowell noted it pitches into a swale, and they will take care of some of the soil which was placed higher than the road. Mr. MacDowell noted there are a couple of catch basins toward the LNG facility, and he referred to remedial action promised by the DPW which will help significantly. 8 Ms. Larson-Marlowe referred to the minutes of June 25, 2018, and noted it was determined that it would take 2 months from design to construction. She stated a follow-up meeting with the Board was originally scheduled in July but did not happen. She noted there is damage being done to Wilson St. with more and more significant rainfall events, and the longer this goes on the worse it will get. She noted according to the minutes it was stated that the DPW could start working on the catch basins within the next 10 days, and she asked about the status. She asked if the replacement trees discussed at the previous meeting are a separate issue, and Ms. Kramer stated yes. Ms. Larson-Marlowe asked for clarification, and Mr. Paul noted Mr. MacDowell will put in 5 maple trees, and he suggested this be done before winter. Ms. Larson-Marlowe noted there is a connection between trees and drainage, and Mr. MacDowell stated he agrees the work should be done before winter, but it depends on the Board's approval. Ms. Larson-Marlowe noted one of the abutters has stated there were no problems until the Legacy Farms North construction. Mr. Paul noted they should move forward with the proposed increase of the detention basins, and find out separately if there is anything the DPW can do to help solve the problem. Katie Towner, 9 Kruger Rd., noted that if she was the Board she would be outraged about the ever changing story about the drainage issues. Ms. Towner noted they are now on the 4th design since Mr. MacDowell took responsibility, and it sounds as if he has now changed his mind. She noted the first design was no design at all, the 2nd one was off by a factor of 10, and the third design does not even acknowledge the problem, which brings up the question who is in charge. She noted this should be properly engineered with all necessary tests, to determine the rate of drainage. She noted if the principals do not want take ownership of the problem, the Board should ask for further investigation and assign responsibility, or otherwise take out sanctions within its power, such as withholding occupancy permits. She noted she appreciates the desire to do it informally, but it is not good to just take a swag at it without a real design and no one taking responsibility. Mr. Paradis stated he cannot speak to the history of this project, but it was vetted at the time. He stated they have a unique issue with additional water being directed to Wilson St. because of the Legacy Farms North project. He noted some assumptions were made, and based on his 30 years of experience he understands the challenges. The Board suspended the discussion to open and continue the next scheduled public hearing. 9. Public Hearings – 52 & 55 Wilson St. – Stormwater Management Permit Application & Earth Removal Permit Application – Denise Bartone, Eversource Energy Mr. DeYoung moved to open the public hearing and continue it until after the Wilson St. drainage discussion, Mr. Trendel seconded the motion, and the Board voted unanimously in favor. 10. Wilson St. Drainage Issues, Scenic Road Issues – Continued Discussion Mr. MacDowell noted it is not fair to say they have not done any engineering, considering the time spent by VHB and BETA Group on finding a solution and it is felt that the revised design is more than adequate. Board members asked if based on the math this could be designed even better, what could be done to bring the design up to current standards, and if this is a reasonable request. Mr. Paradis noted stormwater management is all about risk, and designing everything for 100-year storms would mean more infrastructure and standards change over time. Mr. MacDowell noted there are also costs associated with it. Ms. DeVeuve asked about the 9 difference between the proposed design and VHB's recommendation, and Mr. Paradis noted BETA pushed back on a number of assumptions and he thinks it is about the size it should be. Ms. Kramer asked what they will do if this does not solve the problem, and how other issues contribute to the problems on Wilson St. Mr. MacDowell stated there are pavement issues, and also the road itself where flow goes into wheel ruts instead of into the gutter. Mr. Paul noted with respect to measuring success, they basically have to monitor progress but they don't have to solve everything tonight and should start with approving what they have come up with so far. Ms. Fein-Brug asked for clarification regarding VHB’s drawing of proposed drainage conditions for the basin redesign, and Mr. Paradis explained there is a culvert there although it is not shown. Ms. Kramer noted the DPW is aware of the problem in this area and knows the catch basin should be cleaned out. Ms. Wilson stated she has been informed that the DPW is still monitoring the situation. Mr. Paul asked if there are any plans to improve the road itself, and Ms. Kramer stated not necessarily. Mr. MacDowell noted when the DPW cleans out the catch basin they should also address the outlet pipe which is blocked. Ms. Kramer asked to make sure the lines of communications are kept open to see what the DPW can do here to help. In response to a question of Mr. DeYoung, Mr. Paradis noted the applicant provided additional calculations and BETA submitted a new comment letter as of today. Mr. DeYoung noted it is not just big storms that cause the problems there. Ms. Kramer noted it is possible that Mr. MacDowell will have to come back. Mr. Paradis suggested getting an as-built plan. Ms. Fein-Brug asked about the culvert, and both Mr. D'Urso and Ms. Fein-Brug asked it be added to the plan. Katie Towner, 9 Kruger Rd., noted the catch basin on Wilson St. at the end of Legacy Farms North is not part of this redesign at all, but she has pictures to show that it never worked. Ms. Kramer stated that is the Town’s responsibility, and Mr. MacDowell stated they are just talking about the detention basin. Ms. Towner noted it is all connected. She asked about the 26 in. outlet pipe and Mr. Paradis stated that is the pipe at the end of the basin and part of the design. Mr. D’Urso asked for clarification, and Mr. Paradis stated the water will basically flow onto Wilson St. in the same amount as before the Legacy Farms North development. Mr. Paul moved to approve the remedial plan as submitted, Ms. DeVeuve seconded the motion. A discussion followed about possible conditions, including the requirement to show the culvert on the plan. The Board voted unanimously in favor of the motion. Ms. Kramer asked Mr. MacDowell if he is willing to talk about the East Main St. sidewalk and bridge at the next meeting, and Mr. MacDowell agreed. 11. Public Hearings – 52 & 55 Wilson St. – Stormwater Management Permit Application & Earth Removal Permit Application – Denise Bartone, Eversource Energy Tracy Adamski, Vice President, and Jean Christy, project engineer, Tighe & Bond, and Jim Blackburn, Eversource Energy, project manager, appeared before the Board. Mr. Blackburn used an additional presentation board for discussion purposes. Ms. Adamski noted they are here on behalf of Eversource Energy in connection with the replacement of the existing LNG liquefaction facility on the east side of Wilson St. in a new location on the west side of the street south of the existing tanks. She noted they will also install new pipes where the existing pipe racks are located on the east side of the street at 52 Wilson St. She noted the project results in some limited disturbance on the east side due to 4 small isolated wetlands areas subject to the Town of Hopkinton local bylaw only. Ms. Adamski noted they had 2 hearings with the Conservation Commission so far and they are waiting for comments from BETA Group to 10 finalize the process, hopefully early October. Ms. Adamski noted the applications before the Board relate to stormwater management and earth removal operations only and the project is currently going through Dept. of Public Utilities (DPU) review, which sort of takes the place of site plan review. She noted in general the balance of earth removal activities will have a net input of materials coming into the site but there is some rock that they cannot use on the site. Ms. Kramer asked for an update on the DPU process. Mr. Blackburn noted Eversource filed a petition with the DPU in July 2017 for zoning exemptions and as part of the process they have to demonstrate the need for the project. He noted they answered lots of questions both from the DPU and the Town, as the only intervenor, regarding the impact in terms of aesthetics and noise, wetlands, and tree clearing. He noted they held 3 days of hearings at the beginning of August 2018 and the process is now in the final stage with a decision expected sometime before the end of the year. Ms. Kramer asked why the applicant decided to come before the Board before the DPU issues are resolved. Mr. Blackburn noted the DPU decision is specific to zoning, although obviously the stormwater management and earth removal aspects would not have any bearing if the DPU denies the petition because the project would not be able to go forward. Ms. Kramer noted she is a big fan of transparency and she believes doing it this way makes it more difficult for the public to impact this big and very complicated project. Ms. Christy described the stormwater management design for the project in more detail. She pointed out the proposed impervious areas and noted they have buildings and equipment pads, with stone/gravel surface in between to avoid grass from growing within the facility itself. She noted the stormwater management will be a rather traditional system consisting of catch basins, manholes, and an infiltration basin. She noted the basin is located southwest of the most western tank and the design includes water quality units for necessary TSS removal, etc. The eastern portion of the western half of the project right along Wilson St. currently has paved driveways and loading areas, and, while there will be an increase in impervious surface there, a lot of it is redevelopment. She noted there is some existing drainage infrastructure within the eastern side of the project which will be retained and some of the runoff from the new facility will drain to an area designed for impoundment in case of a natural gas spill. She stated this area was not designed for stormwater but that is where it will go. She stated water from that area is pumped out manually with an electric pump as needed to make sure there is impoundment capability if needed. Ms. DeVeuve asked why Eversource is moving the liquefaction equipment to the other side of the street and what will happen to the current site. Mr. Blackburn noted during the summer months they take gas off the pipe lines, chill it and turn it into liquid. He noted the liquid is then sent across the street to be stored in the tanks which during the winter become the stored energy supply for the 12 coldest days of the winter, when gas prices typically go up dramatically, giving Eversource the ability to stabilize the price of natural gas for its customers. He noted they are moving across the street because the replacement project will take about 16 months and they cannot afford losing a whole liquefaction season. He noted it was not possible to replace the equipment in the same location, so they looked at other areas on the property. He noted it has been some time since he has been before this Board, but in view of the additional Legacy Farms residential development since Eversource initially decided to replace the equipment, they felt it made sense to move the equipment used during the majority of the year to a more relatively secluded area on the property. He noted Eversource also has purchased deed restricted rights to 11 some of the Legacy Farms land around the eastern portion of the facility to restrict any residential development, in an effort to build a buffer around the facility. Mr. DeYoung asked about the noise associated with this equipment, and whether that will go to the other side as well. Mr. Blackburn noted under the DPU exemption for the existing facility they have to comply with the federal maximum 55 decibel standard, however under the requested exemption for the newer section the limits will be much tighter and noise has to be limited to 10 decibel above the existing lowest measurable condition. He noted this means their equipment will be significantly quieter than before in this particular location and about 1,500 ft. from any residential development. Mr. Blackburn stated they still will have the vaporizing equipment in the current location as well as high pressure send-out pumps, but that equipment operates only 12 days a year. He noted they also currently have several boil-off gas compression engines in a building on the east side which take gas out of the tanks, compress it and send it into the distribution system because the tanks always have some vaporizing within them. He noted these engines have to operate all the time and produce noise, but they will be moved to the other side of the street within an enclosed, sound-insulated building, and 2 of them will now be electric which will reduce noise and significantly reduce emissions. He noted they also have 2 standby gas driven units. Mr. Blackburn noted they will still maintain the 2 flares on the east side which currently operate 200 days a year as part of the liquefaction process to dispose of some of the natural gas components, known as “heavies”. He noted that process has already been limited over the last 10 years via the use of micro-turbines on the other side of the street, but the new facility will use the heavies as a fuel source for the new compressor, so now the two existing 2 flares as well as 1 new flare at the new facility will be used once in a while for upset emergency conditions only. He stated the 2 existing flares are 60 and 150 ft. tall, the newer one is much lower at 40 ft. and also at a much lower elevation. Mr. Blackburn noted under the current operation they have to cross the street with liquid natural gas 200 days a year, the new facility will however eliminate that and, although he did not think it was an issue, it addresses concerns brought up by members of the community. Mr. D’Urso asked for clarification and stated Mr. Blackburn mentioned there are several hours of emergency and asked whether that is typical. Mr. Blackburn stated yes. He noted there was an event last summer when a fuse burned out on the transmitter which caused the system to shut down and vent vapors into the atmosphere quite loudly and resulted in some community feedback. He noted this was considered an emergency but in reality did not result in unsafe conditions and the system worked as planned. Mr. Blackburn stated this situation will also apply to startup and shutdown operations at the beginning and end of the season. Ms. Kramer asked if Eversource as a company is moving away from the residential side, and Mr. Blackburn stated have invested significantly in the eastern portion of the facility and will leave some of the existing operations there, including the recently replaced vaporizing equipment. He noted they are not abandoning that side of the facility, but see value in moving and consolidating some of the operations, at least as far as the seasonal aspect of the operation is concerned and trying to limit the back and forth from one side of the street to the other. Mr. Paradis asked Ms. Bokoff to speak to the project. Ms. Bokoff stated BETA in general did not find a lot of issues with the proposal. She noted it proposes more impervious area, and their comments are more geared around infiltration based on the wide range of soil types encountered on the site. She noted BETA is asking about limits of proposed curb and surface materials to better assess runoff, and is looking for soil data, specifically test pit data where borings were 12 performed during non-seasonal high groundwater months. She noted BETA is looking for more information regarding earth removal as to an estimated volume of removal. Ms. Towner noted that according to the stormwater standards the applicant is not supposed to increase post-development runoff, but there is an increase and flow goes underneath Legacy Farms North, to a stream which goes all the way through the woods to her property line between 9 and 7 Kruger Rd. She noted the stream runs all the way down into the Reservoir pretty much at capacity, and according to the stormwater report no effort was made to prevent the flow from increasing because it was determined there was no impact. She noted this is another case of inadequate engineering. She noted she knows the water is going to her property, and during Fire Dept. training exercises she has observed foam billowing in the stream behind her house. She has taken photos, and although she assumes it is a non-toxic training foam she cannot be sure. She noted she has called the company when this happened, and Eversource has come out and acknowledged it comes from their facility. She noted she would like an analysis as to the impact on the stream, as they are supposed to figure out the downstream impact. She noted she would like to know whether the stream is going to flood her land in the future, cause erosion, or impact the neighboring wetlands. She noted she will try to dig up those pictures. She noted she is very interested in the applicant's statement regarding pumping water out of the basin into the stream that goes behind her house, and does not think they are supposed to do that. Ms. Kramer asked for input from Chief Slaman, and Chief Slaman noted he is available for questions at this point. Mr. Paradis stated he would like permission to work with the engineer directly, to resolve a number of minor and not so minor issues, and the Board stated that is ok. Mr. D’Urso asked if Mr. Paradis has seen the latest response from Tighe & Bond and Mr. Paradis stated yes, but only briefly. The Board discussed decision deadlines and possible dates and times for the continued hearings. It was noted the stormwater management permit application for the secondary access road has been scheduled for October 1, and will likely have to be continued as well, and they will try to reserve time for a possible continuation at the same meeting. Ms. DeVeuve moved to continue the public hearings to October 15, 2018 at 8:15 P.M., and extend the time to file the decision for the Stormwater Management Permit application to October 22, 2018. Mr. DeYoung seconded the motion, and the Board voted unanimously in favor. 12. Administrative Business - Minutes The Board reviewed the minutes of July 23, 2018. Ms. DeVeuve stated she would like to make a minor change. Mr. DeYoung moved to approve the minutes of July 23, 2018 with a change to be further explained by Ms. DeVeuve, Mr. D’Urso seconded the motion, and the Board voted unanimously in favor. 13. Miscellaneous Business The Board discussed potential agenda items for upcoming meetings, including a discussion of an update to the website, Zoning Advisory Committee, and a follow-up process for scenic road approvals. Ms. Kramer stated they should talk to the applicant for the stone wall work at 120 Pond St. and it was decided to ask him to come in at 7:30 P.M. on October 1. It was noted it may be necessary to start one of the October meetings at 7:00 P.M. 13 Mr. Paul moved to adjourn, Mr. Trendel seconded the motion, and the Board voted unanimously in favor. Adjourned: 10:30 P.M. Submitted by: Cobi Wallace, Permitting Assistant Approved: October 15, 2018 Documents used at the Meeting:  Agenda for the September 17, 2018 Planning Board meeting  Memo from Georgia Wilson, Principal Planner, to Planning Board, dated September 13, re: Items on September 17, 2018 Planning Board Agenda  Site Plan Review Public Hearing Outline – 90 Hayden Rowe – Public Hearing Dates: July 9, 2018, July 23, 2018, August 1, 2018 (no discussion), September 17, 2018; Plans entitled “Hopkinton High School Bus Parking Lot, Hopkinton;, MA, dated September 2018, prepared by WorldTech Engineering; Draft Conditions 90 Hayden Rowe, Major Project Site Plan Review (for 9/17/18 Meeting)  Plan entitled “Proposed Driveway Entrance Plan 10-22 Saddle Hill Road (Lots 5A-11A) Hopkinton, MA for Scenic Road Special Permit, dated 07/24/18 revised thru 08/07/18, prepared by WDA Design Group  Letter from Philip Paradis, Jr., PE, BETA Group, Inc., to Georgia Wilson, Principal Planner, dated September 17, 2018, Subject: Wilson Street Drainage Analysis Update; Plan entitled “Legacy Farms Road North/Proposed Conditions Drainage Figure (Fig-2), dated September 2018, prepared by Vanasse Hangen Brustlin (VHB)  Draft Planning Board Minutes, July 23, 2018  Presentation Board – Proposed Layout for 52 & 55 Wilson St. – Eversource Energy – Replacement Project regarding Liquefaction Equipment (Stormwater Management Permit and Earth Removal Permit applications)