Use the A–Z links below to find reports, studies, and findings completed by CTDOT.
A
No reports are currently listed under A.
B
Buckland Area Transportation Study
- Final Report
- Executive Summary
- Chapter 1 - Preferred Recommendations
- Chapter 2 - Implementation Plan
- Chapter 3 - Financial Plan
- Appendix A - References Sited
- Appendix B - Project Timeline
- Appendix C - Public Comments
- Appendix D - Study Recommendations
- Appendix E - Right of Way Impacts
- Appendix F - Construction Cost Estimates
- Appendix G - National Transit Summary
- Appendix H - Updated Aquifer Protection Area in Manchester
- Appendix I - Public Comments
- Technical Memo 1 - Existing and Future Conditions Report
- Technical Memo 2 - Future Conditions Report - Roadway Alternatives
- Technical Memo 3 - TSM/TDM, Transit, Bicycle and Pedestrian Alternatives
- Technical Memo 4 - Land Use Study
- Bus Stop Enhancements Final Report
C
Central Connecticut Rail Study
- Summary of Findings
- Freight Market Analysis
- CCRS Infrastructure Assessment
- Freight Workshop Summary
- Bus Rapid Transit Alternative
- Diesel Multiple Unit Alternative
- Transit Oriented Development
- Summary of Findings
- Historic Terryville Tunnel Photos & Articles
- Focus Groups Summary Report
- Survey Analysis Report
- Existing Conditions Report: Demographics and Transportation
- Study Corridor Base Maps
- Review of Previous Studies
- Scope of Work
Connecticut Rail Governance Study
- Final Report
- Phase One Report
- Phase One Presentation
- Phase Two Report
- CTDOT Strategic Plan
- CTDOT Strategic Technology Roadmap
- CT Statewide Bus Study Final Report
Customer Experience (CX)
D
Danbury Branch Study
- Phase 2 Final Report
- Phase 1 Final Report
- Notice of Intent
- Coordination Plan
- Final Scoping Report
- Rail Infrastructure Report - Existing Conditions
- Existing Conditions Report
- Train Simulation Report for Alternatives
- Transit-Oriented Development Final Report
- Technical Summary Report
- Environmental Technical Memorandum: Existing Conditions
- Cover and Introduction
- Section 1 - Topography, Geology, and Soils
- Section 2 - Noise and Vibration
- Section 3 - Air Quality
- Section 4 - Energy
- Section 5 - Biological Diversity
- Section 6 - Threatened and Endangered Species
- Section 7 - Wetlands
- Section 8 - Floodplains and Floodways
- Section 9 - Historic Resources
- Section 10 - Archeological Resources
- Section 11 - Prime Farmland and Active Farmland
- Section 12 - Land Use
- Section 13 - Hazardous Contamination
- Section 14 - Surface and Groundwater Resources
- Section 15 - Public Recreational/4(f)/6(f) Lands
- Section 16 - Socioeconomics and Environmental Justice
- Section 17 - Scenic Roads
- Section 18 - Visual Resources
- Environmental Technical Memorandum: Impact Reports
- Section 1 - Topography, Geology, and Soils
- Section 2 - Noise and Vibration
- Section 3 - Air Quality
- Section 4 - Energy
- Section 5 - Biological Diversity
- Section 6 - Threatened and Endangered Species
- Section 7 - Wetlands
- Section 8 - Floodplains and Floodways
- Section 9.10 - Historic and Archaeological Resources
- Section 11 - Prime Farmland and Active Farmland
- Section 12 - Land Use
- Section 13 - Hazardous Contamination
- Section 14 - Surface and Groundwater
- Section 15 - Public Recreational/4(f)/6(f) Lands
- Section 16 - Socioeconomic and Environmental Justice
- Section 17 - Scenic Roads
- Section 18 - Visual Resources
E
Eastern Connecticut Corridor Rail and Transit Feasibility Study (ECRTS)
- Final Report
- Appendix A: Existing Conditions Report
- Appendix B: TOD Corridor Scan
- Appendix C: Previous Report Review
- Appendix D: Thames River Assessment
- Appendix E: Corridor Capacity
- Appendix F: Potential Station Sites
- Appendix G: Public Survey Report
- Appendix H: Preliminary Feasibility Assessment Summary Report
- Appendix I: Transit Service Plan
- Appendix J: Rail Service Plan
- Appendix K: Station Memo
- Appendix L: Economic Market Analysis
- Appendix M: Engagement Summary
F
No reports are currently listed under F.
G
No reports are currently listed under G.
H
No reports are currently listed under H.
I
- I-95 Corridor Branford to Rhode Island Feasibility Study
- Executive Summary
- Final Report
- Final Report Appendices
- I-95 Improvements - Feasibility Study (Greenwich to New Haven) Technical Memorandum
- Idaho Stop Study Full Report
- Intelligent Speed Assistance Full Report
J
No reports are currently listed under J.
K
Know the Zone Program
L
No reports are currently listed under L.
M
Microtransit Pilot Program
N
NEVI Plan
- Fiscal Year 2026 Connecticut NEVI Plan - September 2025
- Fiscal Year 2025 Connecticut NEVI Plan - November 2024
- Fiscal Year 2024 Connecticut NEVI Plan – August 2023
- Fiscal Year 2022-2023 Connecticut NEVI Plan – August 2022
New Haven Rail Yard Improvements Environmental Assessment
- Environmental Assessment
- Environmental Impact Evaluation
- New Railroad Station at City of West Haven or Town of Orange Final Environmental Impact Evaluation
Niantic Station Feasibility Study
Noroton Heights Station Area Study
Norwalk Transportation Management Plan
- Cover
- Table of Contents
- Chapter 1-1 - Introduction
- Chapter 1-2 - Basic Design Controls
- Chapter 1-3 - Cross-section and Roadside Elements
- Chapter 1-4 - Intersection Design
- Chapter 1-5 - Transportation Demand Management
- Chapter 1-6 - Traffic Calming
- Chapter 2-1 - Project Development
- Chapter 2-2 - Transportation Demand Management
- Chapter 2-3 - Traffic Calming Program Implementation
- Chapter 2-4 - Traffic Impact Guidelines
- Chapter 2-5 - Recommended Policies and Strategies
- Chapter 3-1 - Demonstration Locations
- Chapter 3-2 - Active Transportation Discussion
- Appendix 1
- Appendix 2
- Appendix 3
- No Turn on Red Full Report
O
No reports are currently listed under O.
P
Q
No reports are currently listed under Q.
R
- Railroad Tax Exemption Program 2024 Final Report of Compliance
- Resilience Improvement Plan (RIP)
- Route 1 Bus Rapid Transit Feasibility Study Final Report
- RT 2/2A/32 Transportation Improvement Study - Environmental Impact Statement
Route 3 Traffic and Development Study
Route 8 Deficiencies and Needs Study Int. 22-30
- Cover and Table of Contents
- Chapters 1 and 2 – Introduction and Existing Transportation Conditions
- Chapter 3 – Existing Environmental Conditions
- Chapters 4 and 5 – Future Transportation Conditions and Deficiencies and Needs Summary
- Chapters 6 and 7 – Alternative Screening Process and Recommendations
- Appendix A - Cost Estimates
- Appendix B - Correspondence
- Screening Analysis of Alternatives
- Interim Technical Memorandum
- Cover and Table of Contents
- Chapters 1 and 2 – Introduction and Existing Transportation Conditions
- Chapter 3 – Existing Environmental Conditions
- Chapters 4 and 5 – Future Transportation Conditions and Deficiencies and Needs Summary
- Existing and Future Transportation Conditions Graphics
- Existing Environmental Constraints Mapping
Route 202 Corridor Study - Torrington
S
T
U
V
Vision Zero Council
W
- Wall Street Station Feasibility Study
- Wrong Way Driving Reports
- 2025 Update
X
No reports are currently listed under X.
Y
No reports are currently listed under Y.
Z
No reports are currently listed under Z.