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Projects Underway > Planned Projects & Reports > Urban Ring

Urban Ring Documents Library

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Secretary of Environmental Affairs’ November 17, 2005, Certificate on the Phase 2 Notice of Project Change (NPC) of August 31, 2005

On November 17, 2005, the Massachusetts Secretary of Environmental Affairs issued the following Certificate for a Notice of Project Change for Urban Ring Phase 2 submitted by the MBTA on September 1, 2005.

EOEA Certificate 12565EOEA Certificate 12565 (321K)

MBTA Notice of Project Change Aug 31 2005MBTA Notice of Project Change Aug 31 2005

On May 20, 2005, the Massachusetts Secretary of Environmental Affairs issued the following certificate on the Draft Environmental Impact Report (DEIR) for Urban Ring Phase 2.

Certificate on the Draft Environmental Impact Report (DEIR) for Urban Ring Phase 2EOEA Certificate 12565 (850K)

On February 15, 2005, the Citizens Advisory Committee for the Urban Ring Phase 2 produced the following report on the Draft Environmental Impact Report (DEIR).

DEIR-CoverUrban Ring CAC Report 2-15-05 (41K)

On November 30, 2004, the MBTA filed a Draft Environmental Impact Report (DEIR) for Urban Ring Phase 2 with the Executive Office of Environmental Affairs' Massachusetts Environmental Policy Act (MEPA) unit. This is a two-volume document that describes proposed Phase 2 services and anticipated environmental impacts. Download times vary with file size and connection speed.

Draft Environmental Impact Report (DEIR) Volume I

DEIR-CoverDEIR-Cover (118K)
DEIR-Contents, list of tables & figuresDEIR-Contents, list of tables & figures (900K)
DEIR-MEPA certificatesDEIR-MEPA certificates (970K)
DEIR-PrefaceDEIR-Preface (41K)
DEIR-SummaryDEIR-Summary (100K)
DEIR-Summary figuresDEIR-Summary figures (750K)
DEIR-Ch1-Purpose & NeedDEIR-Ch1-Purpose & Need (200K)
DEIR-Ch2-Alternatives ConsideredDEIR-Ch2-Alternatives Considered (1.3MB)
DEIR-Ch2-Fig 2-1 to 2-4 segments 1-2DEIR-Ch2-Fig 2-1 to 2-4 segments 1-2 (6MB)
DEIR-Ch2-Fig 2-4 segments 3-5DEIR-Ch2-Fig 2-4 segments 3-5 (2MB)
DEIR-Ch2-Fig 2-4 segment 7 to Fig 2-6DEIR-Ch2-Fig 2-4 segment 7 to Fig 2-6 (2MB)
DEIR-Ch3-TransportationDEIR-Ch3-Transportation (2.8MB)
DEIR-Ch3-Fig 3-1 to 3-2DEIR-Ch3-Fig 3-1 to 3-2 (1.8MB)
DEIR-Ch3-Fig 3-3 to 3-6DEIR-Ch3-Fig 3-3 to 3-6 (680K)
DEIR-Ch4-Affected EnvironmentDEIR-Ch4-Affected Environment (2.2MB)
DEIR-Ch4-Fig 4-1 to 4-12DEIR-Ch4-Fig 4-1 to 4-12 (2MB)
DEIR-Ch4-Fig 4-13 to 4-17DEIR-Ch4-Fig 4-13 to 4-17 (2MB)
DEIR-Ch4-Fig 4-18 to 4-19DEIR-Ch4-Fig 4-18 to 4-19 (1.6MB)
DEIR-Ch4-Fig 4-20 to 4-26DEIR-Ch4-Fig 4-20 to 4-26 (1.7MB)
DEIR-Ch4-Fig 4-27 to 4-33DEIR-Ch4-Fig 4-27 to 4-33 (1.7MB)
DEIR-Ch4-Fig 4-34 to 4-40DEIR-Ch4-Fig 4-34 to 4-40 (1.7MB)
DEIR-Ch5-Environmental Consequences & MitigationDEIR-Ch5-Environmental Consequences & Mitigation (3MB)
DEIR-Ch5-Fig 5-1 to 5-9DEIR-Ch5-Fig 5-1 to 5-9 (2MB)
DEIR-Ch5-Fig 5-10 to 5-17DEIR-Ch5-Fig 5-10 to 5-17 (2MB)
DEIR-Ch5-Fig 5-18 to 5-38DEIR-Ch5-Fig 5-18 to 5-38 (2MB)
DEIR-Ch6-Evaluation of AlternativesDEIR-Ch6-Evaluation of Alternatives (148K)
DEIR-Ch7-Environmental ComplianceDEIR-Ch7-Environmental Compliance (325K)
DEIR-Ch8-Response to Comments Part 1DEIR-Ch8-Response to Comments Part 1 (350K)
DEIR-Ch8-Response to Comments Part 2DEIR-Ch8-Response to Comments Part 2 (2.3MB)
DEIR-Ch8-Response to Comments Part 3DEIR-Ch8-Response to Comments Part 3 (1.4MB)
DEIR-Ch8-Response to Comments Part 4DEIR-Ch8-Response to Comments Part 4 (2.7MB)
DEIR-Ch9-List of Committees and PreparersDEIR-Ch9-List of Committees and Preparers (20K)
DEIR-Ch10-Distribution ListDEIR-Ch10-Distribution List (40K)

DEIR Volume II: Appendices

ContentsContents (1MB)
Appendix A1-Part 1 Roadway volumesAppendix A1-Part 1 Roadway volumes (2MB)
Appendix A1-Part 2 Roadway volumes contAppendix A1-Part 2 Roadway volumes cont (1.1MB)
Appendix A1-Part 3 Intersection accident dataAppendix A1-Part 3 Intersection accident data (150K)
Appendix A1-Part 4 Existing conditions 2002Appendix A1-Part 4 Existing conditions 2002 (1.4MB)
Appendix A1-Part 5 Baseline conditions 2025Appendix A1-Part 5 Baseline conditions 2025 (2MB)
Appendix A1-Part 6 Private bus shuttlesAppendix A1-Part 6 Private bus shuttles (142K)
Appendix A2 and A3-Roadway to capacity resultsAppendix A2 and A3-Roadway to capacity results (500K)
Appendix A4-Intersection traffic volume diagramsAppendix A4-Intersection traffic volume diagrams (3MB)
Appendix A5-Bus signal priority systemAppendix A5-Bus signal priority system (241K)

Expanded Environmental Notification Form (EENF)

In July 2001, the MBTA filed an Expanded Environmental Notification Form (EENF) with MEPA describing the phases of the Urban Ring. The EENF is available for download here:

ENF Part 1ENF Part 1 - Filing and Project Description
ENF Part 2ENF Part 2 - Attachment (Executive Summary)

Major Investment Study (MIS)

Also in July 2001, the MBTA completed a Major Investment (MIS) report defining alternatives for Urban Ring transit service through Boston, Brookline, Cambridge, Chelsea, Everett and Somerville. The MIS chapters and appendices are available here:

MIS Cover/Table of Contents/IntroductionMIS Cover/Table of Contents/Introduction
MIS Chapter 1MIS Chapter 1 - Purpose and Need; Public Participation Program
MIS Chapter 2MIS Chapter 2 - Corridor Characteristics
MIS Chapter 3MIS Chapter 3 - Alternatives Considered
MIS Chapter 4MIS Chapter 4 - Transportation Impacts
MIS Chapter 5MIS Chapter 5 - Environmental Consequences
MIS Chapter 6MIS Chapter 6 - Economic Development and Land Use
MIS Chapter 7, 8, 9MIS Chapter 7, 8, 9 - Capital, Operating and Maintenance Costs;
     Evaluation of Alternatives; Next Steps
Appendix A - Glossary and AbbreviationsAppendix A - Glossary and Abbreviations
Appendix B - Committees and PreparersAppendix B - Committees and Preparers
Appendix C - List of Technical Memoranda and Related ReportsAppendix C - List of Technical Memoranda and Related Reports
Appendix D - Right-of-Way PreservationAppendix D - Right-of-Way Preservation
Appendix E - Station Urban Design and Section StudyAppendix E - Station Urban Design and Section Study

More environmental documents will be posted as they become available.

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