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HomeMy WebLinkAboutMiscellaneous - Exception (469)f JANE SWIFT Governor COMMONWEALTH OF MASSACHUSETTS EXECUTIVE OFFICE OF ENVIRONMENTAL AFFAIRS DEPARTMENT OF ENVIRONMENTAL. PROTECTION ONE WINTER STREET, BOSTON, MA 02108 617-292-5500 BOB DURAND Secretary LAUREN A. LISS Commissioner GUIDELINES FOR DESIGN AND INSTALLATION OF IMPERVIOUS BARRIERS AND SLOPE STABILIZATION FOR TITLE 5 SYSTEMS Effective date: March 1, 2002 Policy/SOP/Guideline #: BRP/DWM/WPeP/G02-1 Program Applicability: BRP, Watershed Permitting, Title 5 Approvedby: [signed] Cynthia Giles, Assistant Commissioner, BRP Supersedes Policv/SOP/Guidelineā€¢ NONE Regulation Reference: 310 CMR 15.211(1)4. 310 CMR 15.255 PURPOSE: These guidelines supplement Title 5, 310 CMR 15.255, which addresses systems constructed in fill. Specifically, this guidance contains design and installation criteria for impervious barriers, and slope stabilization when either is required by 310 CMR 15.255 in conjunction with a system constructed in fill. Additionally, this guidance supplements 310 CMR 15.211(1)[4], which requires slope stabilization for certain soil absorption systems adjacent to naturally occurring downhill slopes. APPLICABILITY: This document is a guide for Massachusetts Registered Professional Engineers (PE) and Massachusetts Registered Sanitarians (RS) who design Title 5 systems using impervious barriers, and for PE's that design impervious barriers using retaining walls, or structural barriers such as concrete retaining walls, and for boards of health and DEP staff who review applications for Title 5 systems and who observe and inspect the installation of Title 5 systems. This information is available in alternate format by calling our ADA Coordinator at (617) 574-6872. DEP on the World Wide Web: http://www.state.ma.us/dep 0 Printed on Recycled Paper