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CENTRAL ARTERY/TUNNEL PROJECT
FHWA-MA-EIS-82-02-DS3
EOEA #4325
31SDbb DE7D M31E
CHARLES
fl RIVER
CROSSING
#
v
Draft
SUPPLEMENTAL
ENVIRONMENTAL IMPACT STATEMENT/REPORT
Existing Charles River Crossing Area - Boston, Massachusetts
Index
©
Federal Highway Administration MASSi
HIGHWAY
Massachusetts Highway Department
'J
July 1993
Digitized by the Internet Archive
2013
in
http://archive.org/details/charlesrivercros03unit
CENTRAL ARTERY/TUNNEL PROJECT
FHWA-MA-EIS-82-02-DS3
EOEA #4325
CHARLES
RIVER
CROSSING
Draft
SUPPLEMENTAL
ENVIRONMENTAL IMPACT STATEMENT/REPORT
Index
^^9, Federal Highway Administration MASSi
ZS^S
HIGHWAY
Massachusetts Highway Department
July 1993
This Index covers the main volume of the Draft Supplemental
Environmental Impact Statement/Report (Chapters 1 through 5) as
well as the Draft Section 4(f) Evaluation located at the end of the
main volume. This Index does not cover the summary in the main
volume or the appendices.
INDEX
Aesthetic impacts 1.2-1.3. See also design refinements, 2.9-2.10
,
Visual impacts economic impacts, 4.33
Affected environment, 3.1-3.5 energy impacts, 4.95-4.96
air quality, 4.41-4.43 fisheries impacts, 4.74-4.75, 5.26-
archaeological resources, 4.83-4.84 5.27
CANA
existing transportation facilities, hazardous cargo connections to
3.3-3.4 tunnels, 4.12
fisheries, 4.73-4.74 historic resources impacts and
historic resources, 4.78-4.79 mitigation, 4.79-4.83, 4(f).23-
neighborhoods, 3.2-3.3 4(f).30
HOV
noise, 4.52 operations, 4.13-4.16
vibration, 4.56 joint development impacts, 4.35-4.37
visual impacts, 4.88 land use, social, and farmland
Air quality, affected environment, impacts, 4.20, 4.22-4.23
4.41-4.43 Leverett Circle/Nashua Street
air quality standards and guidelines, redesign, 2.9-2.10
4.41-4.42 materials disposal, 5.10-5.14
CO
changes since the 1991 FSEIS/R, 4.43 mobile source impacts, 4.46-4.47
existing ambient air quality levels, navigation impacts, 4.71-4.73, 5.25-
4.42-4.43 5.26
pollutants for analysis, 4.42 noise impacts, 4.53
Air quality impacts Notice of Project Change, 1.6
combined, 4.49-4.50 open space impacts, 4.26-4.31
construction impacts, 5.20 parklands, 4(f).3-4(f).23
estimated areawide (mesoscale) productivity impacts, 4.97-4.98
pollutant emissions, 4.44-4.45 relocation impacts, 4.32-4.33
mobile source carbon monoxide right-of-way impacts, 4.31-4.32
impacts, 4.45-4.47 roadway links, 2.3-2.4
project emissions, 4.43-4.44 Section 4(f) evaluation,
summary, 4.51 historic resources, 4(f).23-4(f).30
ventilation building emissions parklands, 4(f).3-4(f).23
impacts, 4.47-4.49 structures, 2.3
Air rights, 4.99. See also Joint traffic operations, 4.7-4.10
development traffic safety, 4.12-4.13
Alternative 8.ID Mod 5, 2.1 traffic volumes, 4.4-4.6
archaeological impacts and transportation impacts summary, 4.2-
mitigation, 4.83-4.86 4.3
AWDT,
4.4 ventilation buildings, 2.9, 4.45,
bridge structures, 2.9 4.49
comparison of major design features, visual impacts, 4.90-4.91
table following page 2.1 water quality impacts, 4.75-4.76,
construction staging, 5.6-5.7 5.27-5.28
costs, 4.99 waterways impacts, 4.67-4.71, 5.23-
description, 2.3-2.4 5.25
wetlands impacts, 4.59-4.60, 4.62,
2
4.64, 5.22-5.23 potential sites, 4.84-4.85
Alternatives. See also Alternative previous environmental documentation,
8.ID Mod 5; Non-River-Tunnel 4.83
Alternative; Reduced River-Tunnel Area North of Causeway Street
Alternative; Scheme Z affected environment, 3.1-3.5
comparison of major features, table boundaries, 3.1
following page 2.12 proposed projects, 3.4-3.5
descriptions, 2.1-2.12 purpose and need for action, 1.2-1.3
Ambient Air Quality Standards (AAQS). Arterial streets, traffic volumes, 4.4-
4.41 4.5
AM
peak Arts Park, 4.28
1-93 mainline traffic operations, 4.7 Asphalt, disposal of, 5.13
AWDT
intersection traffic operations, 4.9- Average weekday daily traffic. See
AWDT
4.10 (average weekday daily traffic)
Ancillary project facilities, land use intersections, 4.6-4.7
impacts, 4.25-4.26 Leverett Circle/Storrow
Aquatic resources Drive/Charles Circle, 4.5-4.6
construction impacts, total mainline and local/arterial
coastal zone, 5.28 volumes, 4.4
fisheries, 5.26-5.27
floodplains, 5.28 Banks (wetlands), 4.63-4.65
navigation, 5.25-5.26 construction impacts, 5.22
HOV
water quality, 5.27-5.28 Barrier transfer vehicle storage,
waterways, 5.23-5.25 operations, 4.16
wetlands, 5.22-5.23 Bicycle circulation
ecosystem characteristics, 4.61-4.62 impacts, 4.19-4.20
environmental impacts, 4.56-4.78 parkland mitigation measures, 4(f).18
coastal barriers, 4.76 Blasting, in Charles River, fisheries
coastal zone, 4.77 impacts, 5.27
comparison of Scheme Z and Bordering land subject to flooding,
alternatives, 4.77-4.78 4.63-4.65
fisheries, 4.73-4.75 construction impacts, 5.23
floodplains, 4.76 Bordering vegetated wetlands, 4.63-4.64
navigation, 4.71-4.73 construction impacts, 5.22
waterbody modifications, 4.76 Boston Edison Company (BECo), cable
water quality, 4.75-4.76 under Charles River, 5.19-5.20
waterways, 4.65-4.71 Boston Garden development, 4.21, 4.23
wetlands, 4.57-4.65 Boston helipad, 4.19
wildlife impacts, 4.76 Boston Landmarks Commission, 4(f).
wild and scenic rivers, 4.76 Boston Sand and Gravel (BSG), 4.21,
Archaeological resources, 4.83-4.86 4.22, 4.23, 4.24
affected environment, 4.83-4.84 Boston Thermal Energy Corporation,
construction impacts, 5.18-5.19 Minot Station Steam Plant, 4.21,
identified resources, 4.84 4.23, 4.24, 4.25
potential impacts and mitigation, construction impacts, 5.15, 5.19
4.85-4.86 property takings, 4.31-4.32
2
relocation impacts, 4.33 Cambridge, description of affected
Boston Water and Sewer Commission area, 3.2
CANA
(BWSC) project, 3.3
Nashua Street Outfall (NSO), 5.19 hazardous cargo route connections to
West Side Interceptor (WSI), 5.19 tunnels, 4.12
Bridge design impacts to, 4.21, 4.22, 4.24
Alternative 8.ID Mod 5 design mitigation, 4.70, 4(f).12
refinements, 2.9 ramps, removal of, 4(f).25-4(f).26
construction impacts on fisheries, Carbon monoxide (CO)
5.27 air quality standards, 4.41-4.42
construction impacts on navigation, conformance with Massachusetts SIP,
5.25-5.26 4.51
construction methods 5.2-5.3 estimated areawide (mesoscale)
,
Section 4(f) mitigation measures, emissions, 4.44-4.45
4(f).18-4(f).20 mobile source impacts, 4.45-4.47
types, 2.1 pollutant analysis, 4.42-4.43
visual impacts, 4.87 project emissions, 4.43
Bridge Design Review Committee (BDRC) ventilation building emissions
concerns of, 1.4-1.5 impacts, 4.47-4.50
design process, 1.5-1.6 Casting basin, 5.23, 5.24
Buildings, project-related Causeway/North Washington Streets
visual impacts, 4.88-4.89 District
Alternative 8.ID Mod 5, 4.91 construction impacts 5.17-5.18
,
mitigation and enhancement historic resources impacts and
measures, 4.95 mitigation, 4.82
Non-River-Tunnel Alternative, 4.94 Section 4(f) evaluation, 4(f).28-
Reduced River-Tunnel Alternative, 4(f).29
4.92-4.93 Central Artery, underpinning, 5.5
Scheme Z, 4.90 Central Artery/Tunnel (CA/T) Project
Bulfmch Triangle District FEIS/R (1986), 1.4
construction impacts, 5.18 FSEIS/R (1991), 1.4
historic resources impacts and Notice of Project Change (NPC)
mitigation, 4.82 (1992), 1.5-1.6
Bunker Hill Community College Chapter 91 (Waterways) regulations,
impacts to, 4.22, 4.23, 4.25 4.57
MDC
parkland system and, 4(f).22- Charles Circle, traffic volumes, 4.5-
4(f).23 4.6
MHD
coordination with, 4(f). Charles River, 3.1
noise barrier analysis, 4.55 aquatic impacts summary, 4.77-4.78
property takings, 4.31-4.32 bridge construction methods, 5.2-5.3
Section 4(f) evaluation, 4(f).20- fisheries, 4.73-4.75, 5.26-5.27
4(f).23 granite seawalls, 4.80, 5.17
Bus transportation navigation impacts, 4.71-4.72, 5.25-
downtown terminal/bus ramp, 4.16-4.17 5.26
HOV
operations and, 4.16-4.17 public access, 4.67
routes, 4.18 regulations affecting, 4.57, 4.65
7
shadow impacts, 4.74 construction impacts, 5.16
tunnel construction methods, 5.3-5.4 historic resources impacts and
visual effects, 4.67 mitigation, 4.79
water dependency, 4.65-4.66, 4.67 City Square, ramp C-L, Section 4(f)
water quality, 4.75-4.76 evaluation, 4(f).21-4(f).22
water quality construction impacts, City Square Park, open space impacts,
5.27-5.28 4.31
waterways construction impacts, 5.23- Clay, disposal of, 5.12-5.13
5.25 Clean Air Act Amendments, 4.41, 4.51
waterways functions, 4.66 Clean Water Act, 4.57, 4.60
wetlands, 4.57-4.65, 5.22-5.23 Coastal zone impacts, 4.77
Charles River Basin District Combined air quality impacts, 4.49-4.50
construction impacts,5.16-5 1 Combined sewer forced main, under
.
historic resources impacts and Charles River, 5.20
mitigation, 4.79 Committee Improvement Packages (CIPs),
Charles River Basin Extension 1.5
Recreation Area, Section 4(f) Commuter rail. See also Massachusetts
evaluation, 4(f).5-4(f).7, 4(f).17- Bay Transportation Authority (MBTA)
4(f).20 construction impacts, 5.5, 5.9
Charles River crossing existing facilities, 3.3
alternatives, 2.1-2.12 proposed projects, 3.4
design refinements, 2.9-2.12 Construction impacts, 5.1-5.28
policy issues affecting, 1.2-1.3 air quality, 5.20
Charles River dam walkway, Section aquatic resources, 5.22-5.28
4(f) evaluation, 4(f).14-4(f).15, archaeological resources, 5.18-5.19
4(f).ll commuter rail, 5.5, 5.9
Charles River Esplanade construction plan, 5.1-5.9
pedestrian and bikeway circulation, cultural resources, 5.15-5.19
4.19-4.20 economic, 5.14-5.15
Section 4(f) evaluation, 4(f).3- energy, 4.96
4(f).5, 4(f).17-4(f).20 fisheries, 5.26-5.27
Charles River Railroad Draw 1 floodplains, 5.28
historic resources impacts and hazardous cargo routes, 5.9
mitigation, 4.81 land use, 5.14
Section 4(f) evaluation, 4(f).30 materials disposal, 5.9-5.14
Charlestown, description of affected navigation, 5.24, 5.25-5.26
area, 3.2-3.3 noise, 5.21
Charlestown/North Washington Street Section 4(f) parklands, 4(f).20
Bridge utilities, 5.19-5.20
construction impacts, 5.17 vibration, 5.21
historic resources impacts and water quality, 5.27-5.28
mitigation, 4.81 waterways, 5.23-5.25
CIP3, 1.5 wetlands, 5.22-5.23
CIP5, 1.5 wildlife, 5.28
CIP 8, 1.5 Construction plan, 5.1-5.9
15-18 City Square Charles River Basin construction
methods, 5.2-5.3 4.96
Charles River tunnel construction Emergency platform, 4.26
methods, 5.3-5.4 Emergency station, 4.26
construction staging, 5.5-5.8 Endangered species, 4.78
Alternative 8.ID Mod 5, 5.6-5.7 Energy, 4.95-4.96
Non-River-Tunnel Alternative, 5.8 electrical consumption, 4.96
Reduced River-Tunnel Alternative, fuel consumption, 4.95-4.96
5.7-5.8 indirect energy analysis
Scheme Z, 5.5 (construction energy), 4.96
land-based tunnel construction, 5.4- total direct energy consumption, 4.96
5.5 Environmental consequences, 4.1-4.98
maintenance of traffic summary, 5.8- air quality, 4.41-4.51
5.9 aquatic resources, 4.56-4.78
undeipinning the Central Artery, 5.5 energy, 4.95-4.96
HOV
Contraflow enforcement area, hazardous waste sites, 4.86-4.87
operations, 4.16 historic and archaeological
Costs, 1.3 resources, 4.78-4.86
Alternative 8.1D Mod 5, 4.99 land use, 4.20-4.40
Non-River-Tunnel Alternative, 4.99 noise and vibration, 4.51-4.56
reduced River-Tunnel Alternative, threatened or endangered species,
4.99 4.78
Scheme Z, 4.99 transportation, 4.1-4.20
Cultural resources, construction visual impacts, 4.87-4.95
impacts, 5.15-5.19. See also Excavated materials
Archaeological resources; Historic disposal of, 5.13
resource historic till, 5.13
native clay and till, 5.12-5.13
Design refinements, 2.9-2.12 organics, waste material, and
Alternative 8.ID Mod 5, 2.9-2.10 asphalt, 5.13
Non-River-Tunnel Alternative, 2.11- volumes, 5.12
2.12 Executive Office of Environmental
MEPA
Reduced River-Tunnel Alternative, Affairs (EOEA), Unit, scoping
2.10-2.11 session, 1.6
Dredged material
characterization and volumes, 5.10 Federal Highway Administration (FHWA),
disposal alternatives, 5.11 scoping session comments, 1.6
Dredging FEIS/R (1986), 1.4
fisheries impacts, 5.27 Fill
navigation impacts, 5.25-5.26 navigation impacts, 5.25-5.26
water quality impacts, 5.27-5.28 water quality impacts, 5.27
DSEIS/R (Charles River Crossing), in waterways, performance standards,
scoping for, 1.6 4.67-4.68
Filled tidelands, 4.65, 5.24-5.25
Economic impacts, 4.33 Fisheries, 4.73-4.75
construction impacts, 5.14-5.15 affected environment, 4.73-4.74
Electrical consumption, energy impacts, construction impacts, 5.26-5.27
,
impacts, 4.74-4.75 Causeway/North Washington Streets
Millers River, 4.75 District, 4.82
Fish habitat, 4.60 Charles River Basin District, 4.79-
Flooding, land subject to, 4.63-4.65 4.80
Floodplain impacts, 4.76, 5.28 Charles River granite seawalls,
Flowed tidelands, 4.65, 5.24, 5.25 4.80
FSEIS/R (1991), 1.4 Charles River Railroad Draw I.
Fuel consumption, energy impacts, 4.95- 4.81
4.96 Charlestown/North Washington
Street Bridge, 4.81
General Services Administration parcel, 15-18 City Square, 4.79
parkland, Section 4(f) evaluation, Massachusetts Registry of Motor
4(f).10-4(f).ll Vehicles (100 Nashua Street),
4.81-4.82
Harbor plans, waterways, 4.68 North End District, 4.82-4.83
Hazardous cargo routes, 4.10-4.12 Phipps Street Burying Ground, 4.79
construction impacts, 5.9 Tower A, 4.80-4.81
transportation impacts, 4.3 Town Hill District, 4.79
Hazardous waste sites, 4.86-4.87 Section 4(f) evaluation,
Headhouses, visual impacts, 4.88 Causeway/North Washington Streets
Helipad, impacts, 4.19 District, 4(f).28-4(f).29
HOV
High-occupancy vehicles. See Charles River Basin District,
operations 4(f).24-4(f).25
Historic resources, 4.78-4.83 Charles River Railroad Draw 1,
affected environment, 4.78-4.79 4(f).30
construction impacts 5.16-5.18 granite seawalls in Charles River,
,
Bulfinch Triangle, 5.18 4(f).26-4(f).27
Causeway/North Washington Streets Massachusetts Registry of Motor
District, 5.17-5.18 Vehicles building (100 Nashua
Charles River Basin District, 5.16- Street), 4(f).27-4(f).28
5.17 North End District, 4(f).29-4(f).30
Charles River granite seawalls, Town Hill Historic District,
5.17 4(f)..30
Charlestown/North Washington Historic till, disposal of, 5.13
HOV
Street Bridge, 5, 17 operations, 4.13-4.17
15-18 City Square, 5.16 barrier transfer vehicle storage,
Massachusetts Registry of Motor 4.16
Vehicles (100 Nashua Street), bus access and, 4.16-4.17
HOV
5.17 compatibility with proposed
North End District, 5.18 operations to north, 4.15-4.16
Phipps Street Burying Ground, 5.16 contraflow enforcement area, 4.16
HOV
Tower A, 5.17 northbound lane, 4.14-4.15
Town Hill District, 5.16 southbound HOV lane, 4.13-4.14
long-term impacts and mitigation traffic operations, 4.7, 4.8
measures, 4.79-4.83 transportation impacts, 4.3
Bulfinch Triangle District, 4.82 Hydrocarbons (HC), 4.41
