HomeMy WebLinkAboutAtt 4C_Boardwalks and Corssings Plan Set- Stimson- revised 1.29.26KEY
BORDERING VEGETATED
WETLANDS - PC
LAND UNDER WATERWAYS
BORDERING VEGETATED
WETLANDS - EC
100 YEAR FLOOD
+5.90
+5.90
+5.90
43223 5
5
5
5
4
CLR
CLR
4'-5"
CLR
3'-71 2"
5'-312" O.C
10'-7" O.C.TYP.
4'-5"
CLR
0
1
2
3
4
5
6
0
1
2
3
4
5
6
4
4
3
2
2
3
4
5 5
5
5
4
1
0
0
Y
R
100YR
100YR
1
0
0
Y
R
100YR
100
Y
R
1
0
0
Y
R
1
0
0
Y
R
100YR
10
0
Y
R
10
0
Y
R
100
Y
R
100YR
100YR
1
0
0
Y
R
1
0
0
Y
R
1
0
0
Y
R
100YR
1
0
0
Y
R
100Y
R
100Y
R
100Y
R
R
F
1
0
0
RF
1
0
0
RF1
0
0
RF100
RF100
RF100
RF
1
0
0
RF
1
0
0
RF
1
0
0
RF1
0
0
RF1
0
0
RF10
0
RF
1
0
0
RF1
0
0
RF100 RF100 RF100
R
F
2
0
0
RF
2
0
0
RF
2
0
0
RF20
0
RF200
RF200
RF200
RF
2
0
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF2
0
0
RF
2
0
0
RF2
0
0
RF200 RF200 RF200
RF
1
0
0
RF100
RF10
0
RF
1
0
0
RF
1
0
0
RF
1
0
0
RF1
0
0
RF100
RF
1
0
0
RF10
0
RF100 RF100
RF100
RF
2
0
0
RF2
0
0
RF
2
0
0
RF2
0
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF20
0
RF
2
0
0
RF200 RF200
RF200
RF200
RF200RF200
RF200
RF2
0
0
RF2
0
0
RF
2
0
0
RF2
0
0
RF2
0
0
RF
2
0
0
RF
2
0
0
RF
2
0
0
RF200
RF2
0
0
RF2
0
0
RF
2
0
0
R
F
2
0
0
RF100RF100RF100
RF100
RF
1
0
0
RF100
RF10
0
RF
1
0
0
RF
1
0
0
RF10
0
RF10
0
RF100
R
F
1
0
0
RF2
0
0
RF200
RF200
RF2
0
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF
2
0
0
RF2
0
0
R
F
2
0
0
R
F
1
0
0
RF1
0
0
RF1
0
0
RF100
RF
1
0
0
RF
1
0
0
R
F
1
0
0
RF
1
0
0
RF
1
0
0
RF1
0
0
RF1
0
0
RF
1
0
0
RF100 RF100 RF100
+
PRELIMINARY: NOT FOR CONSTRUCTION
THIS DRAWING IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT
INTENDED FOR CONSTRUCTION. DO NOT START CONSTRUCTION WITHOUT A
SEALED SET OF CONSTRUCTION DOCUMENTS.
COPYRIGHT, STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
ALL RIGHTS RESERVED. NO REPRODUCTION, IN WHOLE OR IN PART, IS
PERMITTED WITHOUT EXPRESS WRITTEN AUTHORIZATION FROM STEPHEN
STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
LANDSCAPE ARCHITECT
STIMSONSTUDIO.COM
RSE ASSOCIATES, INC INTER FLUVE BASS RIVER HEADWATERS DATE
DRAWN BY
LD/RI
REVIEWED BY
JW
SCALE
YARMOUTH, MA
FRIENDS OF THE BASS RIVER
STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
288 NORFOLK STREET
CAMBRIDGE, MA 02139
T 617 876 8960
71 GATES ROAD
PRINCETON, MA 01541
T 978 464 5200
63 PLEASANT ST
WATERTOWN, MA 02472
220 CONCORD AVENUE, 2ND FLOOR
CAMBRIDGE, MA 02138
617.714.5537
8
7
6
5
4
3
2
1
ISSUE DATE DESCRIPTION
01/29/2026
AS SHOWN
0 15075 300 ft
N
WETLANDS
PROTECTION
ACT NOI
PROJECT PARTIALLY LOCATED IN FEMA ZONE AE
CROSSING #2
CROSSING #3
BOARDWALK #1
CROSSING #1
LIMIT OF DREDGING
ADJACENT PROPERTY
LINES AND ABUTTERS
W
E
I
R
R
D
MILL POND
W
G
R
E
A
T
W
E
S
T
E
R
N
R
O
A
D
WEI
R
R
D
C
H
E
Y
E
N
N
E
L
A
N
E
HELMSMA
N
D
R
L
E
X
I
N
G
T
O
N
L
N
WEIR RD
BOARDWALK #2
BOARDWALK #3
BOARDWALK #4
OVERALL SITE PLAN
L1.0
TOE RAIL, 3" HT.
2X8 PT JOISTS, 16" O.C., TYP.
3'-0"6'-0"6'-0"6'-0"3'-0"
24'-0"
8'
-
0
"
4'
-
5
"
4'
-
0
"
CL
E
A
R
8" DIA BLACK LOCUST PALISADE
BEAM, TYP
EDGE OF DECK, TYP.
8" DIA BLACK LOCUST PALISADES, 14' LENGTH
2x4 PT DECK BOARDS
12
'
-
0
"
EXISTING CONTOURS
PROPOSED CONTOURS
CENTERLINE
KEY
+6.00 +6.00
+5.00+5.00
4.5% MAX PROPOSED GRADE
2x4 PT DECK BOARDS , TYP.
4.5% MAX
HELICAL PILE, 2 PER SIDE, MOUNTED TO BLACK
LOCUST POST WITH CUSTOM GALVANIZED
STEEL MOUNTING BRACKET, TYP.
ALL HELICAL PILES SHALL BE INSTALLED TO
ACHIEVE A MINIMUM AXIAL CAPACITY OF 10
KIPS EACH.
8" DIA BLACK LOCUST PALISADES
TOE RAIL, 3" HT.
BATTERED HELICAL PILE, 2 PER SIDE, MOUNTED TO
BLACK LOCUST POST WITH CUSTOM GALVANIZED
STEEL MOUNTING BRACKET, TYP
2X8 PT JOISTS, 16" O.C., TYP.
OHW 4.80'
EXISTING GRADE
STONE HEADWALL+4.02
1" DIA. GALVANIZED STEEL BOLT AT EACH CONNECTION, TYP.
CROSSING #1 PLAN
1/4" = 1'-0"1
CROSSING #1 ELEVATION
1/4" = 1'-0"2
0 42 8 ft
N
0
4
2
8 ft
0 42 8 ft
PRELIMINARY: NOT FOR CONSTRUCTION
THIS DRAWING IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT
INTENDED FOR CONSTRUCTION. DO NOT START CONSTRUCTION WITHOUT A
SEALED SET OF CONSTRUCTION DOCUMENTS.
COPYRIGHT, STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
ALL RIGHTS RESERVED. NO REPRODUCTION, IN WHOLE OR IN PART, IS
PERMITTED WITHOUT EXPRESS WRITTEN AUTHORIZATION FROM STEPHEN
STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
LANDSCAPE ARCHITECT
STIMSONSTUDIO.COM
RSE ASSOCIATES, INC INTER FLUVE BASS RIVER HEADWATERS DATE
DRAWN BY
LD/RI
REVIEWED BY
JW
SCALE
YARMOUTH, MA
FRIENDS OF THE BASS RIVER
STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
288 NORFOLK STREET
CAMBRIDGE, MA 02139
T 617 876 8960
71 GATES ROAD
PRINCETON, MA 01541
T 978 464 5200
63 PLEASANT ST
WATERTOWN, MA 02472
220 CONCORD AVENUE, 2ND FLOOR
CAMBRIDGE, MA 02138
617.714.5537
8
7
6
5
4
3
2
1
ISSUE DATE DESCRIPTION
01/29/2026
AS SHOWN
WETLANDS
PROTECTION
ACT NOI
CROSSING #1 PLAN AND
ELEVATION
L2.0
4
3'-0"6'-0"6'-0"6'-0"3'-0"
24'-0"
8'
-
0
"
4'
-
5
"
4'
-
0
"
CL
E
A
R
2X8 PT JOISTS, 16" O.C., TYP.
2x4 PT DECK BOARDS
TOE RAIL, 3" HT.
8" DIA BLACK LOCUST PALISADE
BEAM, TYP
EDGE OF DECK, TYP.
8" DIA BLACK LOCUST
PALISADES, 14' LENGTH
12
'
-
0
"
EXISTING CONTOURS
PROPOSED CONTOURS
PROPERTY BOUNDARY
CENTERLINE
KEY
+5.00 +5.00
+4.00+4.00
4.5% MAX PROPOSED GRADE
2x4 PT DECK BOARDS , TYP.
4.5% MAX
HELICAL PILE, 2 PER SIDE, MOUNTED TO BLACK
LOCUST POST WITH CUSTOM GALVANIZED
STEEL MOUNTING BRACKET, TYP.
ALL HELICAL PILES SHALL BE INSTALLED TO
ACHIEVE A MINIMUM AXIAL CAPACITY OF 10
KIPS EACH.
8" DIA BLACK LOCUST PALISADES
TOE RAIL, 3" HT.
BATTERED HELICAL PILE, 2 PER SIDE, MOUNTED TO
BLACK LOCUST POST WITH CUSTOM GALVANIZED
STEEL MOUNTING BRACKET, TYP
2X8 PT JOISTS, 16" O.C., TYP.
EXISTING GRADE
STONE HEADWALL
1" DIA. GALVANIZED STEEL BOLT AT EACH CONNECTION, TYP.
MHW 3.90'
MLW 3.70'
+2.00 +2.00
CROSSING #2 PLAN
1/4" = 1'-0"1
CROSSING #2 ELEVATION
1/4" = 1'-0"2
0 42 8 ft N
0
4
2
8 ft
0 42 8 ft
PRELIMINARY: NOT FOR CONSTRUCTION
THIS DRAWING IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT
INTENDED FOR CONSTRUCTION. DO NOT START CONSTRUCTION WITHOUT A
SEALED SET OF CONSTRUCTION DOCUMENTS.
COPYRIGHT, STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
ALL RIGHTS RESERVED. NO REPRODUCTION, IN WHOLE OR IN PART, IS
PERMITTED WITHOUT EXPRESS WRITTEN AUTHORIZATION FROM STEPHEN
STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
LANDSCAPE ARCHITECT
STIMSONSTUDIO.COM
RSE ASSOCIATES, INC INTER FLUVE BASS RIVER HEADWATERS DATE
DRAWN BY
LD/RI
REVIEWED BY
JW
SCALE
YARMOUTH, MA
FRIENDS OF THE BASS RIVER
STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
288 NORFOLK STREET
CAMBRIDGE, MA 02139
T 617 876 8960
71 GATES ROAD
PRINCETON, MA 01541
T 978 464 5200
63 PLEASANT ST
WATERTOWN, MA 02472
220 CONCORD AVENUE, 2ND FLOOR
CAMBRIDGE, MA 02138
617.714.5537
8
7
6
5
4
3
2
1
ISSUE DATE DESCRIPTION
01/29/2026
AS SHOWN
WETLANDS
PROTECTION
ACT NOI
CROSSING #2 PLAN AND
ELEVATION
L3.0
+4.00+4.00
GUARD RAIL AND POSTS
+6.96+6.96
PROPOSED GRADE
EXISTING GRADE
2x4 PT DECK BOARDS , TYP.
HELICAL PILE, 2 PER SIDE, MOUNTED TO
BLACK LOCUST POST WITH CUSTOM
GALVANIZED STEEL MOUNTING BRACKET,
TYP.
ALL HELICAL PILES SHALL BE INSTALLED
TO ACHIEVE A MINIMUM AXIAL CAPACITY
OF 20 KIPS EACH.
12" DIA BLACK LOCUST
PALISADES
BATTERED HELICAL PILE, 2 PER SIDE,
MOUNTED TO BLACK LOCUST POST
WITH CUSTOM GALVANIZED STEEL
MOUNTING BRACKET, TYP
2X8 PT JOISTS, 16" O.C., TYP.
42
"
M
I
N
.
+6.00 +6.00
STONE HEADWALL
+2.00
+0.00 +0.00
+2.00PROPOSED MHW 1.58'
PROPOSED MLW 1.31'
6'
-
1
1
4"
1" DIA. GALV. STEEL BOLT AT EACH
CONNECTION, TYP.
EXISTING CONTOURS
PROPOSED CONTOURS
CENTERLINE
KEY
0123456 0 1 2 3 4 5
6
R
F
1
0
0
R
F
1
0
0
R
F
1
0
0
R
F
1
0
0
R
F
1
0
0
0123456 0 1 2 3 4 5
6
2x4 PT DECK BOARDS , TYP.
12" DIA BLACK LOCUST PALISADES
2X8 PT JOISTS, 16" O.C., TYP.
EDGE OF DECK, TYP.
4'
-
5
"
4'
-
0
"
CL
E
A
R
6'-1"
13
'
-
0
"
41'-9"
GUARD RAIL AND POSTS
++
12
'
-
0
"
CROSSING #3 PLAN
1/8" = 1'-0"1
CROSSING #3 ELEVATION
1/8" = 1'-0"2
N
0
8
4
16 ft
0 84 16 ft
0 84 16 ft
PRELIMINARY: NOT FOR CONSTRUCTION
THIS DRAWING IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT
INTENDED FOR CONSTRUCTION. DO NOT START CONSTRUCTION WITHOUT A
SEALED SET OF CONSTRUCTION DOCUMENTS.
COPYRIGHT, STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
ALL RIGHTS RESERVED. NO REPRODUCTION, IN WHOLE OR IN PART, IS
PERMITTED WITHOUT EXPRESS WRITTEN AUTHORIZATION FROM STEPHEN
STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
LANDSCAPE ARCHITECT
STIMSONSTUDIO.COM
RSE ASSOCIATES, INC INTER FLUVE BASS RIVER HEADWATERS DATE
DRAWN BY
LD/RI
REVIEWED BY
JW
SCALE
YARMOUTH, MA
FRIENDS OF THE BASS RIVER
STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
288 NORFOLK STREET
CAMBRIDGE, MA 02139
T 617 876 8960
71 GATES ROAD
PRINCETON, MA 01541
T 978 464 5200
63 PLEASANT ST
WATERTOWN, MA 02472
220 CONCORD AVENUE, 2ND FLOOR
CAMBRIDGE, MA 02138
617.714.5537
8
7
6
5
4
3
2
1
ISSUE DATE DESCRIPTION
01/29/2026
AS SHOWN
WETLANDS
PROTECTION
ACT NOI
CROSSING #3 PLAN AND
ELEVATION
L4.0
50'-0"
12' EMBEDMENT VIF BY
GEOTECHNICAL ENGINEER TO
DEVELOP 2 KIPS WORKING
LOAD CAPACITY, TYP
TD 3.25
0.00 0.00
TD 3.25
STONE HEADWALL
CONTINUOUS TOE RAIL (3" HT.)
8" DIA. BLACK LOCUST PALISADE, TYP.
2X4 PT DECKING
2X8 PT JOISTS, 16" O.C., TYP.
(3) 2X10 PT BEAMS, 8' MAX., TYP.
EXISTING GRADE
PROPOSED GRADE
MHW 1.47'
MLW 1.09'
(2)3
4" DIA. GALVANIZED
STEEL BOLTS, EACH
CONNECTION, TYP.
+
8'-0
"
O.C.
,
T
Y
P
4'
-
0
"
1'-2"
TYP.
4'
-
0
"
CL
E
A
R
10'-7"
TYP.
10'-7"
TYP.
3'-4"
TYP.
50'-0"
STONE HEADWALL
CONTINUOUS TOE RAIL (3" HT.)
8" DIA. BLACK LOCUST
PALISADE, TYP.
2X4 PT DECKING
2X8 PT JOISTS, 16" O.C., TYP.
(3) 2X10 PT BEAMS, 8' MAX., TYP.
EDGE OF DECKING, TYP.
12
'
-
0
"
EXISTING CONTOURS
PROPOSED CONTOURS
CENTERLINE
KEY08416 ft
BOARDWALK #1 PLAN (50' LENGTH)
1/8" = 1'-0"1
BOARDWALK #1 ELEVATION (50' LENGTH)
1/8" = 1'-0"2
0
8
4
16 ft
0 84 16 ft
PRELIMINARY: NOT FOR CONSTRUCTION
THIS DRAWING IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT
INTENDED FOR CONSTRUCTION. DO NOT START CONSTRUCTION WITHOUT A
SEALED SET OF CONSTRUCTION DOCUMENTS.
COPYRIGHT, STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
ALL RIGHTS RESERVED. NO REPRODUCTION, IN WHOLE OR IN PART, IS
PERMITTED WITHOUT EXPRESS WRITTEN AUTHORIZATION FROM STEPHEN
STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
LANDSCAPE ARCHITECT
STIMSONSTUDIO.COM
RSE ASSOCIATES, INC INTER FLUVE BASS RIVER HEADWATERS DATE
DRAWN BY
LD/RI
REVIEWED BY
JW
SCALE
YARMOUTH, MA
FRIENDS OF THE BASS RIVER
STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
288 NORFOLK STREET
CAMBRIDGE, MA 02139
T 617 876 8960
71 GATES ROAD
PRINCETON, MA 01541
T 978 464 5200
63 PLEASANT ST
WATERTOWN, MA 02472
220 CONCORD AVENUE, 2ND FLOOR
CAMBRIDGE, MA 02138
617.714.5537
8
7
6
5
4
3
2
1
ISSUE DATE DESCRIPTION
01/29/2026
AS SHOWN BOARDWALK #1 PLAN
AND ELEVATION
L5.0
WETLANDS
PROTECTION
ACT NOI
2
3
1
100'-0"
CONTINUOUS TOE RAIL (3" HT.)2X4 PT DECKING
8'-0
"
O.C.
,
T
Y
P
4'
-
5
"
91 2"
TYP.
4'
-
0
"
CL
E
A
R
10'-7"
TYP.
10'-7"
TYP.1'-91 2"
TYP.
12
'
-
0
"
5'-31 2"
STONE HEADWALL
8" DIA. BLACK LOCUST
PALISADE, TYP.
2X8 PT JOISTS, 16" O.C., TYP.
(3) 2X10 PT BEAMS, 8' MAX., TYP.
EDGE OF DECKING, TYP.
TD 3.25
0.00 0.00
TD 3.25
STONE HEADWALL
CONTINUOUS TOE RAIL (3" HT.)
8" DIA. BLACK LOCUST PALISADE, TYP.
2X4 PT DECKING
2X8 PT JOISTS, 16" O.C., TYP.
(3) 2X10 PT BEAMS, 8' MAX., TYP.
EXISTING GRADE
PROPOSED GRADE
MHW 1.47'
MLW 1.09'
12' EMBEDMENT VIF BY
GEOTECHNICAL ENGINEER TO
DEVELOP 2 KIPS WORKING
LOAD CAPACITY, TYP
(2)3
4" DIA. GALVANIZED
STEEL BOLTS, EACH
CONNECTION, TYP.
EXISTING CONTOURS
PROPOSED CONTOURS
CENTERLINE
KEY
PRELIMINARY: NOT FOR CONSTRUCTION
THIS DRAWING IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT
INTENDED FOR CONSTRUCTION. DO NOT START CONSTRUCTION WITHOUT A
SEALED SET OF CONSTRUCTION DOCUMENTS.
COPYRIGHT, STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
ALL RIGHTS RESERVED. NO REPRODUCTION, IN WHOLE OR IN PART, IS
PERMITTED WITHOUT EXPRESS WRITTEN AUTHORIZATION FROM STEPHEN
STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
LANDSCAPE ARCHITECT
STIMSONSTUDIO.COM
RSE ASSOCIATES, INC INTER FLUVE BASS RIVER HEADWATERS DATE
DRAWN BY
LD/RI
REVIEWED BY
JW
SCALE
YARMOUTH, MA
FRIENDS OF THE BASS RIVER
STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
288 NORFOLK STREET
CAMBRIDGE, MA 02139
T 617 876 8960
71 GATES ROAD
PRINCETON, MA 01541
T 978 464 5200
63 PLEASANT ST
WATERTOWN, MA 02472
220 CONCORD AVENUE, 2ND FLOOR
CAMBRIDGE, MA 02138
617.714.5537
8
7
6
5
4
3
2
1
ISSUE DATE DESCRIPTION
01/29/2026
AS SHOWN
WETLANDS
PROTECTION
ACT NOI
0 84 16 ft
0
8
4
16 ft
0 84 16 ft
BOARDWALK #2 PLAN (100' LENGTH)
1/8" = 1'-0"1
BOARDWALK #2 ELEVATION (100' LENGTH)
1/8" = 1'-0"2
BOARDWALK #2 PLAN
AND ELEVATION
L6.0
+5.90 +5.90
8'-0
"
O.C.
,
T
Y
P
4'
-
5
"
91 2"
TYP.
4'
-
0
"
CL
E
A
R
5'-41 2"
TYP.
10'-7"
TYP.
2'-41 2"
TYP.
80'-0"
STONE HEADWALL
CONTINUOUS TOE RAIL (3" HT.)
8" DIA. BLACK LOCUST
PALISADE, TYP.
2X4 PT DECKING
2X8 PT JOISTS, 16" O.C., TYP.
(3) 2X10 PT BEAMS, 8' MAX., TYP.
EDGE OF DECKING, TYP.
12
'
-
0
"
TD 3.25
0.00 0.00
TD 3.25
STONE HEADWALL
CONTINUOUS TOE RAIL (3" HT.)
8" DIA. BLACK LOCUST PALISADE, TYP.
2X4 PT DECKING
2X8 PT JOISTS, 16" O.C., TYP.
(3) 2X10 PT BEAMS, 8' MAX., TYP.
EXISTING GRADE
PROPOSED GRADE
MHW 1.47'
MLW 1.09'
12' EMBEDMENT VIF BY
GEOTECHNICAL ENGINEER TO
DEVELOP 2 KIPS WORKING
LOAD CAPACITY, TYP
(2)3
4" DIA. GALVANIZED
STEEL BOLTS, EACH
CONNECTION, TYP.
EXISTING CONTOURS
PROPOSED CONTOURS
CENTERLINE
KEY
PRELIMINARY: NOT FOR CONSTRUCTION
THIS DRAWING IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT
INTENDED FOR CONSTRUCTION. DO NOT START CONSTRUCTION WITHOUT A
SEALED SET OF CONSTRUCTION DOCUMENTS.
COPYRIGHT, STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
ALL RIGHTS RESERVED. NO REPRODUCTION, IN WHOLE OR IN PART, IS
PERMITTED WITHOUT EXPRESS WRITTEN AUTHORIZATION FROM STEPHEN
STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
LANDSCAPE ARCHITECT
STIMSONSTUDIO.COM
RSE ASSOCIATES, INC INTER FLUVE BASS RIVER HEADWATERS DATE
DRAWN BY
LD/RI
REVIEWED BY
JW
SCALE
YARMOUTH, MA
FRIENDS OF THE BASS RIVER
STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
288 NORFOLK STREET
CAMBRIDGE, MA 02139
T 617 876 8960
71 GATES ROAD
PRINCETON, MA 01541
T 978 464 5200
63 PLEASANT ST
WATERTOWN, MA 02472
220 CONCORD AVENUE, 2ND FLOOR
CAMBRIDGE, MA 02138
617.714.5537
8
7
6
5
4
3
2
1
ISSUE DATE DESCRIPTION
01/29/2026
AS SHOWN
WETLANDS
PROTECTION
ACT NOI
0 84 16 ft
0
8
4
16 ft
0 84 16 ft
BOARDWALK #3 PLAN (80' LENGTH)
1/8" = 1'-0"1
BOARDWALK #3 ELEVATION (80' LENGTH)
1/8" = 1'-0"2
BOARDWALK #3 PLAN
AND ELEVATION
L7.0
+5.90
3
2 2
3
STONE HEADWALL
8" DIA. BLACK LOCUST
PALISADE, TYP.
2X8 PT JOISTS, 16" O.C., TYP.
(3) 2X10 PT BEAMS, 8' MAX., TYP.
EDGE OF DECKING, TYP.
8'-0
"
O.C.
,
T
Y
P
3'
-
7
1
2"
1'-2"
TYP.
3'
-
0
"
CL
E
A
R
1'-2"
TYP.
5'-41 2"
TYP.
10'-7"
TYP.1'-1"
TYP.
141'-0"
12
'
-
0
"
TD 3.25
0.00 0.00
TD 3.25
STONE HEADWALL
CONTINUOUS TOE RAIL (3" HT.)
8" DIA. BLACK LOCUST PALISADE, TYP.
2X4 PT DECKING
2X8 PT JOISTS, 16" O.C., TYP.
(3) 2X10 PT BEAMS, 8' MAX., TYP.
EXISTING GRADE
PROPOSED GRADE
MHW 1.47'
MLW 1.09'
12' EMBEDMENT VIF BY
GEOTECHNICAL ENGINEER TO
DEVELOP 2 KIPS WORKING
LOAD CAPACITY, TYP
(2)3
4" DIA. GALVANIZED
STEEL BOLTS, EACH
CONNECTION, TYP.
EXISTING CONTOURS
PROPOSED CONTOURS
CENTERLINE
KEY
PRELIMINARY: NOT FOR CONSTRUCTION
THIS DRAWING IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT
INTENDED FOR CONSTRUCTION. DO NOT START CONSTRUCTION WITHOUT A
SEALED SET OF CONSTRUCTION DOCUMENTS.
COPYRIGHT, STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
ALL RIGHTS RESERVED. NO REPRODUCTION, IN WHOLE OR IN PART, IS
PERMITTED WITHOUT EXPRESS WRITTEN AUTHORIZATION FROM STEPHEN
STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
LANDSCAPE ARCHITECT
STIMSONSTUDIO.COM
RSE ASSOCIATES, INC INTER FLUVE BASS RIVER HEADWATERS DATE
DRAWN BY
LD/RI
REVIEWED BY
JW
SCALE
YARMOUTH, MA
FRIENDS OF THE BASS RIVER
STEPHEN STIMSON ASSOCIATES LANDSCAPE ARCHITECTS, INC.
288 NORFOLK STREET
CAMBRIDGE, MA 02139
T 617 876 8960
71 GATES ROAD
PRINCETON, MA 01541
T 978 464 5200
63 PLEASANT ST
WATERTOWN, MA 02472
220 CONCORD AVENUE, 2ND FLOOR
CAMBRIDGE, MA 02138
617.714.5537
8
7
6
5
4
3
2
1
ISSUE DATE DESCRIPTION
01/29/2026
AS SHOWN
WETLANDS
PROTECTION
ACT NOI
0 84 16 ft
0
8
4
16 ft
0 84 16 ft
BOARDWALK #4 PLAN (141' LENGTH)
1/8" = 1'-0"1
BOARDWALK #4 ELEVATION (141' LENGTH)
1/8" = 1'-0"2
BOARDWALK #4 PLAN
AND ELEVATION
L8.0