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31C-015 SMITH COLLEGE EMERG CERT REQUEST-2014.pdfGZA Engineersand GeoEnvironmental,Inc.Scientists Copyright©2014GZAGeoEnvironmental,Inc. AnEqualOpportunityEmployerM/F/V/H ONEFINANCIALPLAZA 1350MainStreet Suite1400 Springfield Massachusetts01103 413-726-2100 FAX413-732-1249 www.gza.com VIAEMAILANDFIRSTCLASSMAIL June13,2014 FileNo.15.0407120.00 NorthamptonConservationCommission CityHall 210MainStreet Northampton,MA01060 ATTN:SarahLaValley Re:RequestforEmergencyCertification DrainRepairsatSmithCollege Northampton,MA DearMembersoftheCommission: OnbehalfoftheTrusteesofTheSmithCollege(SmithCollege),GZAGeoEnvironmental, Inc.(GZA)respectfullyrequestsanEmergencyCertificationundertheprovisionsof310 CMR10.06toconductdrainagerepairsatornearParadisePondontheSmithCollegecam- pus.AntiquateddrainageinfrastructuresharedbySmithCollegeandtheCityof Northamptonhascollapsedandiscausingongoingerosionthatrepresentsatreattopublic healthandsafetyduetotheunrestrictedaccessoftheareabySmithCollegefacultyand studentsandthegeneralpublic.Theimmediatevicinityisheavilyusedbythepublicfor recreation.Duetothenatureofthearea,absoluterestrictionfromaccessisimpractical. Additionally,continuederosionmayleadtoinstabilityofthesteephillsidesurroundingthe projectareaandfurtherthreatenpublichealthandsafety.SmithCollegehasmetonsite withtheNorthamptonDepartmentofPublicWorkstoreviewthesituation. InsupportofthedrainagerepairsandthisrequestforEmergencyCertification,GZAhas preparedandistransmittingherewiththefollowingplans: DrainRepairs–SmithCollege Figures1–3of3 GZAGeoEnvironmental,Inc. June2014 WorkalongthebankofParadisePondwillrequireatemporarypartialdrawdownofPara- disePond.Thedrawdownwillbeconductedinaccordancewiththeproceduresoutlinedin DrainRepairsatSmithCollegeJune13,2014 FileNo.15.0407120.00Page2 theParadisePondManagementPlan(2nd Edition,October14,1020),aspermittedunderthe OrderofConditionsforMADEPFileNo.246-0580. Shouldyouhaveanyquestions,pleasecontactanyoftheundersignedat413-726-2100. Verytrulyyours, GZAGeoEnvironmental,Inc. NathanielY.Arai,P.E.PaulG.Davis,Ph.D. ProjectManagerConsultant/Reviewer Nathaniel.arai@gza.com Paul.davis@gza.com ThomasE.Jenkins,P.E. Principal-in-Charge Thomas.jenkins@gza.com Attachments:DrainRepairs,Figures1–3of3,June2014. Cc:SmithCollege-BobDombkowski NorthamptonDPW–CityEngineerJamesLaurila,P.E. SI T E P L A N EX I S T I N G C O N D I T I O N S FI G U R E 1 NO R T H A M P T O N , M A SM I T H C O L L E G E DR A I N R E P A I R S NO R T H A M P T O N , M A SM I T H C O L L E G E 0 10 20 40 SC A L E I N F E E T L O C U S P L A N TH E T R U S T E E S O F T H E GZ A Ge o E n v i r o n m e n t a l , I n c . En g i n e e r s a n d S c i e n t i s t s ww w . g z a . c o m ON E F I N A N C I A L P L A Z A 13 5 0 M a i n S t r e e t , S u i t e 1 4 0 0 Sp r i n g f i e l d , M A 0 1 1 0 3 SI T E P L A N PR O P O S E D C O N D I T I O N S FI G U R E 2 NO R T H A M P T O N , M A SM I T H C O L L E G E DR A I N R E P A I R S 0 10 20 40 SC A L E I N F E E T L O C U S P L A N NO R T H A M P T O N , M A SM I T H C O L L E G E TH E T R U S T E E S O F T H E GZ A Ge o E n v i r o n m e n t a l , I n c . En g i n e e r s a n d S c i e n t i s t s ww w . g z a . c o m ON E F I N A N C I A L P L A Z A 13 5 0 M a i n S t r e e t , S u i t e 1 4 0 0 Sp r i n g f i e l d , M A 0 1 1 0 3 DE T A I L S FI G U R E 3 NO R T H A M P T O N , M A SM I T H C O L L E G E DR A I N R E P A I R S NO R T H A M P T O N , M A SM I T H C O L L E G E TH E T R U S T E E S O F T H E GZ A Ge o E n v i r o n m e n t a l , I n c . En g i n e e r s a n d S c i e n t i s t s ww w . g z a . c o m ON E F I N A N C I A L P L A Z A 13 5 0 M a i n S t r e e t , S u i t e 1 4 0 0 Sp r i n g f i e l d , M A 0 1 1 0 3