Final Report - VHB.com

Table of Contents
Executive Summary ............................................................................................................... 1
Introduction/Background ............................................................................................................ 1
Study Needs .............................................................................................................................. 1
Public Input ................................................................................................................................ 2
Options ...................................................................................................................................... 3
Transportation Demand Management ....................................................................... 3
Roadway Options ....................................................................................................... 4
Strategy 1 - Provide Direct Access to US Route 1 from the NASB ............ 4
Strategy 2A - Improve Mobility along the Coastal Connector and
Route 201 ................................................................................................... 5
Strategy 2B - Improve Mobility along Pleasant Street ................................ 6
Strategy 2C - Improve Mobility along Mill Street ........................................ 7
Strategy 3 - Extend the Existing Rail Spur to the NASB ............................ 7
Evaluation/Next Steps ............................................................................................................... 8
1.0 Introduction ................................................................................................................... 11
1.1 Project Background .......................................................................................................... 11
1.2 Study Area, Defined Strategies, and Options ................................................................... 12
1.3 Purpose and Need ............................................................................................................ 13
1.4 Public Participation Process ............................................................................................. 14
1.4.1 Public Informational Meetings ..................................................................... 15
1.4.2 Public Workshops ....................................................................................... 15
1.4.3 Study Advisory Committee ........................................................................... 16
1.4.4 Project Website and Other Media ............................................................... 17
2.0 Existing Conditions ....................................................................................................... 20
2.1 Introduction ....................................................................................................................... 20
2.2 Transportation ................................................................................................................... 20
2.2.1 Existing Facilities ........................................................................................... 20
2.2.2 Traffic Operations .......................................................................................... 27
2.2.3 Crash Evaluation ............................................................................................ 35
2.3 Environmental Resources ................................................................................................. 41
2.3.1 Wetlands ........................................................................................................ 41
2.3.2 Surface Waters .............................................................................................. 46
2.3.3 Groundwater Resources ................................................................................ 48
2.3.4 Floodplains ..................................................................................................... 48
2.3.5 Farmland ........................................................................................................ 49
2.3.6 Rare, Threatened, and Endangered Species ................................................ 50
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