Draft Project Impact Report - Boston Redevelopment Authority

Exeter Residences/888 Boylston
\\Mabos\projects\09916.00\docs\Permits\DPIR\Text\DPIR_Table of
Contents.docx
Regulatory Context .......................................................................... 5‐3
Overview ........................................................................................... 5‐4
Methodology ..................................................................................... 5‐4
Pedestrian Wind Comfort Criteria ................................................. 5‐5
Huntington Avenue / Prudential Center District General Design
and Environmental Impact Standards ................................................. 5‐7
Test Results ........................................................................................ 5‐8
Mitigation ........................................................................................ 5‐10
5.3 Shadow Analysis ................................................................................... 5‐11
Regulatory Context ........................................................................ 5‐12
Methodology ................................................................................... 5‐12
Existing Conditions ........................................................................ 5‐13
Potential Effects – Exeter Residences ........................................... 5‐17
Potential Effects – 888 Boylston .................................................... 5‐22
5.4 Daylight Analysis .................................................................................. 5‐27
Regulatory Context ........................................................................ 5‐27
Exeter Residences ........................................................................... 5‐29
888 Boylston .................................................................................... 5‐30
Conclusions ..................................................................................... 5‐31
5.5 Solar Glare Analysis .............................................................................. 5‐32
Introduction .................................................................................... 5‐32
Regulatory Context ........................................................................ 5‐33
Methodology ................................................................................... 5‐33
155‐Feet Zoning Height – Exeter Residences & 888 Boylston .. 5‐34
Proposed Conditions ‐ Exeter Residences & 888 Boylston ....... 5‐36
Conclusions ..................................................................................... 5‐38
5.6 Geotechnical and Groundwater Analysis .......................................... 5‐40
Subsurface Soil Conditions ........................................................... 5‐40
Groundwater ................................................................................... 5‐40
Groundwater Conservation Overaly District ............................. 5‐41
Foundation Construction Methodology ...................................... 5‐41
Geotechnical Impacts Monitoring Program ............................... 5‐42
Oil and Hazardous Materials in Soil and Groundwater ........... 5‐43
Chapter 6: Infrastructure Systems .................................................................................. 6-1
6.1 Stormwater Management ....................................................................... 6‐1
Regulatory context .................................................................................... 6-1
Stormwater Recharge System ............................................................... 6-1
Chapter 7: Sustainable Design and Practices ................................................................. 7‐1
7.1 Introduction ............................................................................................. 7‐1
7.2 Sustainable Design and Practices .......................................................... 7‐2
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