Matters ▸ Attachment
LOI Exhibit A - Conceptual Drawings of SHS Tiebacks — File 207949
D
D
D
D
D
SOLDIER PILE
RETAINING WALL
MW-36.4
FRONT FACE
SOLDIER PILE WITH
DRILLED SHAFT TYP
ROW
TEMP EASEMENT
OCS FOUNDATION TYP NIP
SEE DP 54
PROPOSED
COMMUNITY
PATH NIP, SEE DP 06
PROPOSED C NH-T1
L
PROPOSED C NH-T2
L
PROPOSED C MB-EB
L
PROPOSED C MB-WB
L
PERMANENT
EASEMENT
BEGIN RETAINING WALL MW-36.4
N: 2966397.47
E: 765474.31
OCS POLE TO BE INTEGRATED
WITH WALL NIP SEE DP 54
SEE RWS-S-8002 FOR CONNECTION
DETAILS POLE 364-152
GLX EPISODE 1
SOLDIER PILE WALL
SOMERVILLE HIGH
SCHOOL PROPOSED
WALL 10 NIC
11'-5"
SOMERVILLE HIGH SCHOOL
WALL T2 NIC SEE NOTE 4
8'-0"
TYP
UNO
CONNECTION TO MEDFORD
STREET BRIDGE SEE DETAIL
ON SHEET RWS-S-8001
SOMERVILLE HIGH SCHOOL
PROPOSED BUILDING NIC
SOMERVILLE HIGH SCHOOL
EXISTING BUILDING NIC
PROPOSED MEDFORD
STREET BRIDGE ABUTMENT
DP23 NIP
FRONT EXISTING MEDFORD
STREET BRIDGE ABUTMENT
NIP SEE DP 23
PILE-MEDFORD
STREET BRIDGE NIP
SEE DP 23
OCS POLE TO BE INTEGRATED
WITH WALL NIP SEE DP 54 SEE
RWS-S-8002 FOR CONNECTION
DETAILS POLE 364-150
9'-6"
9'-3"
KINK POINT
N: 2966475.61
E: 765334.80
KINK POINT
N: 2966445.92
E: 7655391.50
KINK POINT
N: 2966423.37
E: 765433.31
1
S-8001
OCS POLE TO BE INTEGRATED WITH WALL
NIP SEE DP 54 SEE RWS-S-8002 FOR
CONNECTION DETAILS
POLE 364-154
5 SPA @ 7'-6" = 37.5'
1'-8"
MW36.4-1
MW36.4-10
MW36.4-20
EXISTING
TELEPHONE LINES
TO BE ABANDONED
EXISTING DUCT BANK
TO BE ABANDONED
EXISTING ELECTRIC LINE TO
BE REMOVED
EXISTING TELEPHONE LINE
TO BE ABANDONED
EXISTING TELEPHONE LINE
(TO BE ABANDONED)
EXISTING WATER MAIN
TO REMAIN
EXISTING WATER MAIN
(TO REMAIN)
EXISTING TELEPHONE LINE
TO BE ABANDONED
EXISTING TELEPHONE LINE
(TO BE ABANDONED)
EXISTING WATER MAIN TO
BE REMOVED
1'-7"
1'-11"
PROPOSED DRAINAGE
NIP SEE DP11
PROPOSED
DRAINAGE
NIP SEE DP 11
PROPOSED SIGN
NIP SEE DP 06
9'-2"
9'-4"
7'-6"
7'-6"
7'-6"
7'-6"
7'-6"
7'-6"
7'-6"
8'-9 7/8"
8'-6"
8'-6"
8'-6"
6'-6"
PERMANENT GROUND
ANCHOR TYP
0
1"=10'
10'
5'
10'
RETAINING WALL MW-36.4 PLAN
ISSUE
DATE
DESCRIPTION
BY
CHK'D
APP.
SCALE:
DATE:
DRAWN
BY
DESIGN
BY
CHECK
BY
ISSUE
SHEET:
PLAN NO.:
MBTA CONTRACT NO. E22CN07
CAMBRIDGE / SOMERVILLE / MEDFORD,
MASSACHUSETTS
MASSACHUSETTS BAY TRANSPORTATION AUTHORITY
GREEN LINE EXTENSION PROJECT
PLOTTED: 01/01/19 8:29PM BY:NICHOLDJ
DRAWING: I:\PROJECTS\4019139\4019139_0001\90_CAD MODELS AND SHEETS\18A RETAINING WALL MW_36-4\06_S_STRUCTURAL\SHEETS\RWS-S-2001.DWG [RWS-S-2001] 12/30/18 6:53PM
PRE-RELEASED FOR CONSTRUCTION
DESIGN PACKAGE: 18A (RWS)
WALL MW-36.4 PLAN
SHEET 1 OF 3
RWS-S-2001
OT
DJN
DJN
1-10-2019
1" = 10'
NOT
AUTHORIZED
FOR
CONSTRUCTION
MEDFORD STREET BRIDGE
NOTES:
1.
SEE SHEETS RWS-G-0501 AND RWS-S-1001 FOR GENERAL NOTES.
2.
SEE SHEET RWS-S-3001 FOR RETAINING WALL ELEVATION.
3.
SEE SHEETS RWS-S-8001 THRU RWS-S-8003 FOR SOLDIER PILE & LAGGING WALL
TYPICAL SECTIONS AND DETAILS.
4.
SOMERVILLE HIGH SCHOOL TEMPORARY WALL 2 TO BE REMOVED BY
SOMERVILLE HIGH SCHOOL PRIOR TO START OF WALL MW-36.4 CONSTRUCTION.
5.
COORDINATE WALL MW-36.4 CONSTRUCTION WITH SOMERVILLE HIGH SCHOOL
CONSTRUCTION.
6.
ALL OFFSETS SHOWN TO FRONT FACE OF PRECAST PANEL.
7.
LOCATE DRILLED SHAFTS INSTALLED AS PART OF GLX EPISODE 1 SOLDIER PILE
WALL PRIOR TO INSTALLING PERMANENT ANCHORS. ADJUST ANCHOR ANGLE UP
TO 5 DEGREES LATERALLY TO AVOID DRILLED SHAFTS.
8.
COORDINATE OCS POLE LOCATIONS AND DETAILS WITH DP 54.
9.
FOR PROPOSED CONTOURS AND FINAL GRADING SEE DP 06.
A
S-4001
C
S-4002
B
S-4001
MATCHLINE - SEE SHEET RWS-S-2005 FOR CONTINUATION
6,950 SF
EXHIBIT A - CONCEPTUAL DRAWINGS OF SHS TIEBACKS
SHEET 1 OF 3
TOTAL SUBSURFACE EASEMENT AREA = 19,400 SF
D
D
D
D
D
D
D
D
D
D
PROPOSED
COMMUNITY
PATH DP 06 NIP
SOLDIER PILE RETAINING WALL MW-36.4 FRONT FACE
SOLDIER PILE WITH
DRILLED SHAFT TYP
GILMAN STATION
NIP SEE DP 40
PROPOSED C NH-T2
L
PROPOSED C MB-EB
L
PROPOSED C MB-WB
L
PROPOSED
DRAINAGE
NIP SEE DP 11
OCS POLE TO BE INTEGRATED WITH WALL NIP
SEE DP 54 SEE RWS-S-8002 FOR CONNECTION
DETAILS POLE 364-160
FOR DEMOLITION OF ELECTRICAL
SERVICE BUILDING SEE SHEET
RWS-H-1201
GILMAN
STATION WALKWAY
NIP SEE DP 40
W
S
FD
FD
FD
FD
S
S
W
D
S
D
D
D
D
D
D
FD
FD
FD
FD
OCS POLE TO BE INTEGRATED WITH WALL NIP
SEE DP 54 SEE RWS-S-8002 FOR CONNECTION
DETAILS POLE 364-158
10'-4"
10'-2"
10'-3"
KINK POINT
N: 2966536.35
E: 765226.96
KINK POINT
N: 2966514.35
E: 765263.64
KINK POINT
N: 2966503.36
E: 765282.38
OCS POLE TO BE
INTEGRATED WITH WALL
NIP SEE DP 54
SEE RWS-S-8002 FOR
CONNECTION DETAILS
POLE 364-156
8'-6"
7'-3"
8'-6"
8'-6"
8'-9 1/4"
9'-0"
PROPOSED DRAINAGE
NIP SEE DP 06
PROPOSED DRAINAGE
NIP SEE DP 11
PROPOSED DRAINAGE
DP 11 NIP
PROPOSED
DRAINAGE
NIP SEE DP 11
PROPOSED
DRAINAGE
NIP SEE DP 06
PROPOSED
DRAINAGE
NIP SEE DP 11
PROPOSED DRAINAGE
NIP SEE DP 11
1'-3"
2'-2"
7"
2'-3"
2'-7"
MW36.4-30
MW36.4-40
MW36.4-50
EXISTING EVERSOURCE STRUCTURE
TO BE REMOVED
10'-1"
KINK POINT
N: 2966495.41
E: 765296.84
7'-3"
9'-0"
9'-0"
9'-0 1/8"
6'-9 3/8"
7'-2 3/4"
14'-4"
OUT-TO-OUT
8'-6"
8'-0"
TYP -UNO
2"
ROW
SOMERVILLE HIGH SCHOOL
PROPOSED WALL 3 NIC
GILMAN STATION BICYCLE
STORAGE NIP, SEE DP 40
SOMERVILLE HIGH SCHOOL
WALL T1 NIC SEE NOTE 5
SOMERVILLE HIGH SCHOOL
WALL T1 NIC SEE NOTE 4
SOMERVILLE HIGH SCHOOL
PROPOSED DRAINAGE TYP NIC
SOMERVILLE HIGH SCHOOL
PROPOSED STAIRS NIC
PROPOSED DRAINAGE
NIP SEE DP 11
PROPOSED DRAINAGE
NIP SEE DP 11
PERMANENT GROUND
ANCHOR TYP
OCS FOUNDATION TYP NIP, SEE DP 54
0
1"=10'
10'
5'
10'
RETAINING WALL MW-36.4 PLAN
PLOTTED: 01/01/19 8:31PM BY:NICHOLDJ
DRAWING: I:\PROJECTS\4019139\4019139_0001\90_CAD MODELS AND SHEETS\18A RETAINING WALL MW_36-4\06_S_STRUCTURAL\SHEETS\RWS-S-2002.DWG [RWS-S-2002] 12/30/18 6:57PM
PRE-RELEASED FOR CONSTRUCTION
DESIGN PACKAGE: 18A (RWS)
WALL MW-36.4 PLAN
SHEET 2 OF 3
RWS-S-2002
OT
DJN
DJN
1-10-2019
1" = 10'
NOT
AUTHORIZED
FOR
CONSTRUCTION
ISSUE
DATE
DESCRIPTION
BY
CHK'D
APP.
SCALE:
DATE:
DRAWN
BY
DESIGN
BY
CHECK
BY
ISSUE
SHEET:
PLAN NO.:
MBTA CONTRACT NO. E22CN07
CAMBRIDGE / SOMERVILLE / MEDFORD,
MASSACHUSETTS
MASSACHUSETTS BAY TRANSPORTATION AUTHORITY
GREEN LINE EXTENSION PROJECT
NOTES:
1.
SEE SHEETS RWS-G-0501 AND RWS-S-1001 FOR GENERAL NOTES.
2.
SEE SHEET RWS-S-3002 FOR RETAINING WALL ELEVATION.
3.
SEE SHEETS RWS-S-8001 THRU RWS-S-8003 FOR SOLDIER PILE & LAGGING WALL
TYPICAL SECTIONS AND DETAILS.
4.
SOMERVILLE HIGH SCHOOL TEMPORARY WALL 2 TO CONSTRUCTED BY
SOMERVILLE HIGH SCHOOL AND WILL BE REMOVED BY SOMERVILLE HIGH
SCHOOL PRIOR TO START OF WALL MW-36.4 CONSTRUCTION.
5.
SOMERVILLE HIGH SCHOOL TEMPORARY WALL 1 TO CONSTRUCTED BY
SOMEVILLE HIGH SCHOOL AND WILL BE IN PLACE DURING WALL MW-36.4
CONSTRUCTION.
6.
COORDINATE WALL MW-36.4 CONSTRUCTION WITH SOMERVILLE HIGH SCHOOL
CONSTRUCTION.
7.
ALL OFFSETS SHOWN TO FRONT FACE OF PRECAST PANEL.
8.
LOCATE DRILLED SHAFTS FOR GLX SHS TEMPORARY WALL 1 PRIOR TO
INSTALLING PERMANENT ANCHORS. ADJUST ANCHOR ANGLE UP TO 5 DEGREES
LATERALLY TO AVOID DRILLED SHAFTS.
9.
COORDINATE OCS POLE LOCATIONS AND DETAILS WITH DP-54.
10. FOR PROPOSED CONTOURS AND FINAL GRADING SEE DP-06.
D
S-4002
E
S-4003
F
S-4003
MATCHLINE - SEE SHEET RWS-S-2006 FOR CONTINUATION
MATCHLINE - SEE SHEET RWS-S-2004 FOR CONTINUATION
5,450 SF
EXHIBIT A - CONCEPTUAL DRAWINGS OF SHS TIEBACKS
SHEET 2 OF 3
TOTAL SUBSURFACE EASEMENT AREA = 19,400 SF
D
D
D
D
D
D
10'-4"
PROPOSED
COMMUNITY
PATH DP 06 NIP
L
L
L
W
W
W
W
S
S
S
S
S
S
D
D
D
D
D
D
FD
FD
FD
FD
FD
FD
FD
FD
FD
FD
FD
FD
W
W
S
FD
D
D
S
FD
FD
FD
PB
2
S-8001
9'-0"
2'-2"
1'-9"
6"
2'-3"
MW36.4-60
MW36.4-70
MW36.4-80
MW36.4-90
7'-0"
7'-0"
6'-9 5/8"
7'-0"
7'-0"
7'-0"
8'-0"
TYP UON
L
SOLDIER PILE RETAINING WALL MW-36.4
FRONT FACE
SOLDIER PILE WITH
DRILLED SHAFT TYP
ROW
TEMP
EASEMENT
OCS FOUNDATION TYP NIP, SEE DP 54
OCS POLE TO BE
INTEGRATED WITH WALL TYP
NIP, SEE DP 54
SEE RWS-S-8002 FOR CONN. DETAILS
POLE 364-164
PROPOSED DRAINAGE
NIP SEE DP 11
PROPOSED C NH-T2
PROPOSED C MB-EB
PROPOSED C MB-WB
SOMERVILLE HIGH SCHOOL
PROPOSED WALL 3 NIC
SOMERVILLE HIGH SCHOOL
WALL T1 NIC SEE NOTE 4
SOMERVILLE HIGH
SCHOOL PROPOSED
DRAINAGE TYP NIC
SOMERVILLE HIGH SCHOOL
PROPOSED WALL 2 NIC
SHLO
GILMAN STREET STATION
NIP, SEE DP 40
GILMAN STREET STATION
NIP SEE DP 40
PROPOSED SEWER SIPHON
NIP SEE DP 11
PROPOSED DRAINAGE
NIP SEE DP 11
GILMAN STREET STATION
NIP, SEE DP 40
OCS POLE TO BE INTEGRATED WITH
WALL TYP NIP SEE DP 54
SEE RWS-S-8002 FOR CONNECTION
DETAILS POLE 364-162
FOOTING - SCHOOL
STREET UTILITY BRIDGE
EXISTING DRAINAGE LINE
TO BE ABANDONED
EXISTING SEWER LINE
TO BE ABANDONED
EXISTING DRAINAGE LINE
(TO BE ABANDONED)
EXISTING SEWER AMD
DRAINAGE LINES
TO BE ABANDONED
EXISTING ELECTRIC LINE
TO BE ABANDONED
EXISTING ELECTRIC LINE
TO BE ABANDONED
EXISTING TELEPHONE LINE
TO BE ABANDONED
EXISTING PTC LINE
TO BE REMOVED
EXISTING ELECTRIC LINE
TO BE ABANDONED
EXISTING ELECTRIC LINE
TO BE ABANDONED
PERMANENT GROUND
ANCHOR TYP
0
1"=10'
10'
5'
10'
RETAINING WALL MW-36.4 PLAN
PLOTTED: 01/01/19 8:34PM BY:NICHOLDJ
DRAWING: I:\PROJECTS\4019139\4019139_0001\90_CAD MODELS AND SHEETS\18A RETAINING WALL MW_36-4\06_S_STRUCTURAL\SHEETS\RWS-S-2003.DWG [RWS-S-2003] 01/01/19 11:12AM
PRE-RELEASED FOR CONSTRUCTION
DESIGN PACKAGE: 18A (RWS)
WALL MW-36.4 PLAN
SHEET 3 0F 3
RWS-S-2003
OT
DJN
DJN
1-10-2019
1" = 10'
NOT
AUTHORIZED
FOR
CONSTRUCTION
SCHOOL STREET BRIDGE
ISSUE
DATE
DESCRIPTION
BY
CHK'D
APP.
SCALE:
DATE:
DRAWN
BY
DESIGN
BY
CHECK
BY
ISSUE
SHEET:
PLAN NO.:
MBTA CONTRACT NO. E22CN07
CAMBRIDGE / SOMERVILLE / MEDFORD,
MASSACHUSETTS
MASSACHUSETTS BAY TRANSPORTATION AUTHORITY
GREEN LINE EXTENSION PROJECT
NOTES:
1.
SEE SHEETS RWS-G-0501 AND RWS-S-1001 FOR GENERAL NOTES.
2.
SEE SHEET RWS-S-3003 FOR RETAINING WALL ELEVATION.
3.
SEE SHEETS RWS-S-8001 THRU RWS-S-8003 FOR SOLDIER PILE & LAGGING WALL
TYPICAL SECTIONS AND DETAILS.
4.
SOMERVILLE HIGH SCHOOL TEMPORARY WALL 1 TO CONSTRUCTED BY
SOMERVILLE HIGH SCHOOL AND WILL BE IN PLACE DURING WALL MW-36.4
CONSTRUCTION.
5.
BACKFILL WALL 36.4 AFTER THE DRAINAGE FACILITIES LOCATED IN FRONT HAVE
BEEN CONSTRUCTED AND BACKFILLED.
6.
ALL OFFSETS SHOWN TO FRONT FACE PRECAST PANEL.
7.
COORDINATE OCS POLE LOCATIONS AND DETAILS WITH DP-54.
8.
FOR PROPOSED CONTOURS AND FINAL GRADING SEE DP-06.
H
S-4004
MATCHLINE - SEE SHEET RWS-S-2005 FOR CONTINUATION
OCS POLE TO BE
INTEGRATED WITH WALL
NIP, SEE DP 54
SEE RWS-S-8002 FOR
CONN. DETAILS
POLE 364-166
CONNECTION TO SCHOOL
STREET BRIDGE SEE DETAIL
ON SHEET RWS-S-8001
END RETAINING WALL
N: 2966759.49
E: 764861.04
G
S-4004
K
S-4005
PILE, SCHOOL STREET
BRIDGE NIP SEE DP 24
7,000 SF
EXHIBIT A - CONCEPTUAL DRAWINGS OF SHS TIEBACKS
SHEET 3 OF 3
TOTAL SUBSURFACE EASEMENT AREA = 19,400 SF