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468 DEP Eljen 9-19-18 Commonwealth of Massachusetts Executive Cnce of Energy &Environmental Affairs Depa tment -of Environmental Protection One Winte Street Boston, MA 02108.1317-292.5500 Charles D.Baker Matthew A.Beato GOvemor Secretai Karyn E.Polito Martin Suuber Lieutenant Governor Commissions MODIFIED GENERAL USE CERTIFICATION Pursuant to Title 5,310 CMR 15.00 Name and Address o Applicant: Eljen Corporation 125 McKee Street East Hartford,CT 0 108 Trade name of techs logy and model number:E1jen GSF System,models B43 and A42 (hereinafter the"Sys em").The"Geotextile Sand Filter,(GSF)Design&Installation Manual", including calculations and schematic drawings of typical Systems,an inspection•checklist,and a System Installation Form are part of this Approval. Transmittal Number:X280580 Date of Issuance: Revised March 19,2013,Modified September 19,2018 Authority for Issuance Pursuant to Title 5 o the State Environmental Code, 310 CMR 15.000,the Department of Environmental Pro tion hereby issues this Certification for General Use to:Eljen Corporation 125 McKee Street, ,Hartford,CT 06108(hereinafter"the Company'j,certifying the System described herein-for 7eneraI Use in the Commonwealth of Massachusetts. The sale,design, installation,and usef the System are conditioned on compliance by the Company,the Designer, the Installer and the System Owner with the terms and conditions set forth below.Any noncompliance with the terms or conditions of this Certification constitutes a violation of 310 CMR 15.000. September 1912018 Marybe hubb; on hief Date Wastewater Manage. ent Program Bureau of Resource Protection This Information is avallat to In alternate format Contact Michelle Watars-Ekanem,Director of Diversity/Clvil Rights at 617-282-5751. TTY#MassRalay service 1-800439-2370 Modified General Use Certification Page 2 of 3 Eljen GSF System Modified:September 151,2018 Technology Description The System is an al 've subsurface Soil Absorption System that replaces-a conventional soil absorption sy (SAS)designed in accordance with 310 CMR 15.000.The System is a ; modular absorption 'constructed with geotextile fabric and cuspated plastic cores bedded on a six(6)inch Jaye ,.and surrounded by at least six(6)inches of Specified Sand(ASTM C-33 or System sand .The System is installed without aggregate.A four inch perforated distribution pipe is ' ed on top of the System to distribute wastewater over the entire absorption system. geotextilc.cover of non woven polypropylene fabric is placed over the System to prevent the intrusion of fines from backfill: Conditions of App val The term"System"r fees to toe Alternative Soil Absorption System in combination with the other components of m on-site treatment and disposal system that may be required to serve.a facility.in aceordatr ,with.31.0.C11�R:15.0A0. . _ ...... _: . The terra"Approval' refers to the.technology-specific,Special"Conditions,the Standard Conditions for General Use Certification of Alternative Soil Absorption Systems,the General Conditions of 310 CMR 15.287,and any Attachments. For Alternative Soil' bsorption Systems that have been issued General Use Certification for. the installation of S terns to serve facilities where the site meets the requirements for new construction,the Department authorizes-reductions in the effective leaching area(310 CMR 15.242),subject to the Standard Conditions that apply to all Altemative Soil Absorption Systems with General Use-Certification and subject to the Special Conditions below applicable to this- Technology. hisTechnology. Special Conditions 1.The System is an pproved Patented Sand Filter System for use as an Alternative Soil Absorption System addition to the Special Conditions contained in this Approval,the System shall comply with all Standard Conditions for Alternative.Soil Absorption Systems, except where statedtherwise is these Special Conditions. 2.The System is ap ved for facilities where a conventional system with a reserve area exists or can be built on sit in full compliance with the new construction requirements of.310 CMR 15.000 and been approved by the local approving.authomty. 3.This Certification itiall not be used for the installation of a System to.upgrade or replace an existing failed or nconforming system,unless the facility meets the siting requirements for new construction,including a reserve area., 4.The separation distance to the estimated seasonal high groundwater elevation shall be measured from the b ttom of the System sand below the Eljen GSF System Revised General Use ire cation Page 3 of 3 Eljen GSF System Modified:September 19 2018 5.System can be instilled in trench or bed or field configuration,as defined in 310 CMR 15.251 and 15.252. The effective leaching area shall be as presented in the Company's "Geotextile Sand Filter,(GSF)Design&Installation Manual. 6. Systems with grea:a than 18•inches of soil depth over the GSF modules shall be installed with differential vent�g for aeration and inspection access at end of each run of pipe, section or serial bed and wheever the System is installed under impervious surfaces. 7. Serial distribution-aterals shall be limited to no more than 500 gpd with each lateral a maximum of 100 feet, and must be laid level.Multi-level systems shall not be allowed. 8. System componen material specifications for the pipe,plastic components,fabric and sand shall comply with thi specifications identified in the initial UA technology approval.Prior approval from the D artment for any change from these specifications shall be requested in writing. .9.Any changes to t e approved plans must receive prior Local Approving Authority ' (LAA)approvaL Bei ore a Certificate of Compliance can be issued by the LAA the System Designer mi ist include any changes to the approved plan into the as-built plans CommoniAealth of Massachusetts Executive Office of Energy&Environmental Affairs Department- of Environmental .Protection One Win r Street Boston, MA 02108.817-292.5800 Charles D.Baker Matthew A.Beatc Governor Secreta Karyn E.Polito Martin Suubei Lieutenant Governor Commissiorn MODIF=REMEDIAL.USE APPROVAL • Pursuant to Title 5, 310 CMR 15.00 Name and Address of Applicant: Eljen Corporation - 125 McKee Street East Hartford, CT 0 108 'trade name of techn logy and model number:Eljen GSF System,models 543 and A42 (hereinafter the "Sy m"). The"Geotextile Sand Filter,(GSF)Design&Installation Manual", including calculations and schematic drawings of typical Systems,an inspection checklist,and a System Installation Form are part of this Approval. Transmittal Number:X280580 Date of Issuance: Revised September 26,2014,Modified September 19,2018' Authority for Issuance Pursuant to Title 5 of the State Environmental Code,310 CMR 15.000,the Department of Environgnental Prot tion hereby issues this Certification for Remedial Use to:E1jen Corporation 125 McKee Street,E ast Hartford,CT 06108(hereinafter"the Company),certifying the System described herein for general Use in the Commonwealth of Massachusetts. The sale,design, installation,and use of the System are conditioned on compliance by the Company,the Designer, the Installer and the ystem Owner with the terms and conditions set forth below. Any noncompliance with the.terms or conditions of this Certification constitutes a violation of 310 CMR 15.000. September 19,2018 Marybed Chubl, Section Chief Date' Wastewater Management Program Bureau of ResourceIlrotection This Information is avallat Is In alternate format Contact Michelle.Waters-Ekenem,Director of Diversity/Civil Rights at 617-292-5751. TTY#MassRelay Service 1400-490.2370 Remedial Us Approval — Special Conditions Page 29f4 EIjen GSF System ' Revised September 21 i,20149 Modified September 19,201.9 Technology Description The System is alternative subsurface Soil Absorption System that replaces a conventional Y � Y P sod absorption sy"(SAS)designed in accordance with 310 CMR 15.000,The System is a modular absorption I stem constructed.with geotextile fabric and cuspated plastic cores bedded on a six(6)inch lay ,and surrounded by at least six(6).inches of Specified Sand(ASTM C-33 or System sand .The System is installed without aggregate.A four inch perforated" distribution pipe is' ed on top of the.System to distribute wastewater over the entire absorption system,A geotextile cover of non-woven polypropylene fabric"is placed over the System to prevent intrusion of fines from backfill. Conditions of Approval The term System r fers to the Altemative Soil Absorption System in combination with the. other components-of an 'on-site treatment and disposal system that may be required to serve a facility in accordance i with 310 CMR 15.000. The tern"Approval' refers to the technology-specific Special Conditions,the Standard Conditiv is:fo Gene -and Remedial....Use,Approval.of Altemaiiv&Soil-Absorption System .(the `Standard Conditions')the General Conditions of 310 C119R 15.287,and any Attachments. For Alternative Soil,absorption Systems that have been issued Remedial Use Approval for the installation of Systems to serve facilities,where the site meets the requirements for new construction;the Department authorizes reductions in the.effective leaching area(3 10 CMR 15.242),subject to the applicable-portion of the Standard Conditions,and subject to the below Special Conditions alTlicable to this Technology. Special Conditions 1. The System is an approved Patented Sand Filter System for use as an Alternative Soil Absorption System.In addition to the Special Conditions contained in this Approval,the System shall comply with all Standard Conditions for Alteniative Soil Absorption Systems, except'where stated otherwise in these Special Conditions. 2. This Approval.ap lies to the installation of a System for the upgrade or replacement of an existing failed or on'onforming system,provided that the facility meets the sifting requirements for upgrades;w provided in II(7)and II(9)of the Standard Conditions.For the upgrade or replacement of an existing failed or nonconforming system,all installed Systems shall also comp y�with the Notice requirement of paragraph H(23)and the transferee notification requirements of paragraph IV(1)of the Standard Conditions.The proposed use of the System shall also comply with any other Standard Conditions which pertain-wholly or in part to upgrade s of existing systems. - 3. SAS Design—For the upgrade or replacement of an existing failed or.nonconforming system, Systems sited in oils with a percolation rate of 60 minutes or less per inch,the size bf the SAS shall be sized with 40 percent less effective leaching area than required when using the Remedial Use Approval — 'Special Conditions Page 3of4 Eljen GSF System Revised September 2 9-2014, Modified September 19,2018 loading rates for�ravity systems of 310 CMR 15.242(l)(a). For soils with a recorded percolation rate o between 60 and 90 minutes per inch,the size of the SAS shall be sized with 40 percent 1 ss effective leaching area than required when using the loading rate of 0.1*5 gpd/square foot specified by 310 CMR 15.245(4). No reduction gre ter than 40%in the required effective leaching area is allowed,including any reduction under a LUA or a variance. The required effective leaching area of the SAS shall be reduced"in accordance with the .above requireme its,except a minimum of 400 square feet of effective leaching area shall be provided if any p oposed reduction in the leaching area would result in less than 400 square feet of effective leaching area. Where 400 square feet of effective leaching is not feasible,the . greatest effective leaching shall be installed provided that no more than a 40 percent reduction is taker.. 4. Alternative Desi Standards—Provided that the Designer demonstrates that the impact of the proposed Alternative System has been considered and the design requirements of 310 CMR 15.000 hav been varied to the least degree necessary so as to allow for both the best .....feasible upgrade &ithin the borders of the lot and the leasteffect on public health,safety, . welfare and the a ivironment,the local approving authority may allow any combination of the following alterna 've design standards without the need for granting a variance under 310 CMR 15.400 or c btaining Department approval: a) If a reduction in the depth to groundwater required by 310 CMR 15.212 is necessary,the . depth to groundwater may be reduced by up to 2 feet:resulting in a minimum separation distance of two feet.in soils with a recorded.percolation rate of more than two minutes. per inch and three feet in soils with a recorded percolation rate of two minutes or less per inch,measur d from the bottom of the soil absorption system to the high groundwater elevation,onl if; i. An approved Soil Evaluator who is a member,or agent of the local Approving Authoritydetemiines the high groundwater elevation;. ii. No reduc on is granted under LUA for setbacks from public or private wells, bordering vegetated wetlands, surface waters,salt marshes,coastal banks, certified vernal pools,water supply lines,surface water supplies or tributaries to surface waters supplies, or drains which*discharge to surface water supplies or their tributaries,is allowed;and iii. In actor ce with 310 CMR 15.212(2),for systems with a design flow of 2,000 gpd or greater, the separation to high groundwater as required by 310 CMR 15.212(1) shall be c culated after adding the effect of groundwater mounding to the high groundwiter elevation as determined pursuant to 310 CMR 15.103(3). b) If a reduction in the depth of the naturally occurring pervious-material layer is necessary, a proposed r action of up to 2 feet maybe allowed in the four feet of naturally occurring pervious material layer required by 310 CMR 15.240(1)provided that it has been Remedial Us� Approval —. Special Conditions Page 4of4 Eben GSF System Revised September 2 ,20149 Modified September 19,2018 demonstrated that no greater depth in naturally occurring pervious material can be met anywhere on i he site. 5. In no case,shall the-reductions in the effective leaching area,depth to groundwater,and depth of naturalloccurring pervious material allowed under this Approval be made less stringent.Any f6duction in the effective'leaching area,depth to groundwater,depth of naturally o pervious material allowed under this Approval shall not be combined with any reductio that may be allowed under the-procedures of Local Upgrade Approval or the.variance pro es,of 310 CMR 15.401-413.The local Approving Authority may vary other.design res; .rements under the LUA provisions of 310 CMR 15.405 or under the variance pr6c6d:ures of 3.10 CMR 15.411. ' 6. System can be ' tailed in in trench or bed or field configuration,as defined in 310 CMR . 15.251-and 15.252.The effective leaching area shall be as-presented in the Company's "Geotextile Sand Filter,(GSF)Design&Tnstallation.manuar. 7. Systems with gte iter than 18 inches of.soil.depth over the GSF modules shall be installed with differentialventing for aeration andinspection access.at end of each run ofpipe,section .,.... -or seiia�W l and eiieyer the System'is installed urid"er impervious`surfaces.. 8. Serial distributio laterals shall be limited to no more than 500 gpd with each lateral-a' maximum-of 1.00 feet,and must be laid level.Multi-level systems shall not be allowed . 9. System component material specifications for the pipe,plastic components,fabric and sand shall comply wid L the specifications identified in the initial UA technology approval.Prior approval from the Department for any change.from these specifications shall be requested in writing. 10. Any changesto the approved plans must receive prior Local Approving Authority (LAA)approv Before a Certificate of Compliance can be issued by the LAA the System Designer must include any changes to the.approved.plan into the as-built plans