HomeMy WebLinkAboutAtt 4A_Restoration plan set revised 1.29.2026VICINITY MAP
NOT TO SCALE
SITE MAP
SCALE: 1" = 250'
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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lp
r
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-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
COVER, SHEET INDEX, & VICINITY
MAP 1 27
PROJECT
LOCATION
BASS RIVER HEADWATERS RESTORATION
YARMOUTH MA
FRIENDS OF THE BASS RIVER
PRELIMINARY DRAWINGS OCTOBER 2025
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
LOCATION MAP
STATE OF MASSACHUSETTS
Boston
Boston
Pittsfield
Boston
Worcester
Lawrence
Wellfleet
Barnstable
Plymouth
Martha's
Vineyard
Nantucket
North
Adams
Woods Hole
Greenfield
Northampton
NOT TO SCALE
I-90
7
20
Sheet List Table
Sheet Number Sheet Title
1 COVER, SHEET INDEX, & VICINITY MAP
2 EXISTING CONDITIONS & SURVEY CONTROL
3 ACCESS & STAGING PLAN
4 SITE PLAN
5 CELLS 6 AND 7 GRADING PLAN & PROFILE
6 CELLS 6 AND 7 TREATMENT PLAN (1 OF 2)
7 CELLS 6 AND 7 TREATMENT PLAN (2 OF 2)
8 CELLS 6 AND 7 GRADING SECTIONS (1 OF 3)
9 CELLS 6 AND 7 GRADING SECTIONS (2 OF 3)
10 CELLS 6 AND 7 GRADING SECTIONS (3 OF 3)
11 CELL 5 GRADING PLAN & PROFILE
12 CELL 5 TREATMENT PLAN (1 OF 2)
13 CELL 5 TREATMENT PLAN (2 OF 2)
14 CELL 5 GRADING SECTIONS
15 CELLS 1-4 GRADING PLAN & PROFILE
16 CELLS 1-4 TREATMENT PLAN (1 OF 2)
17 CELLS 1-4 TREATMENT PLAN (2 OF 2)
18 CELLS 1-4 GRADING SECTIONS (1 OF 2)
19 CELLS 1-4 GRADING SECTIONS (2 OF 2)
20 CHANNEL DETAILS
21 LARGE WOOD DETAILS
22 FES LIFT DETAILS (1 OF 2)
23 FES LIFT DETAILS (2 OF 2)
24 MICROTOPOGRAPHY DETAILS
25 REVEGETATION PLANS
26 RESOURCE AREA IMPACTS CELLS 5-7
27 RESOURCE AREA IMPACTS CELLS 1-4
MILL POND
MISS THATCHER'S POND
W
E
I
R
R
O
A
D
HA
M
B
L
I
N
'
S
B
R
O
O
K
Preliminary
Not for Const
r
u
c
t
i
o
n
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
EXISTING CONDITIONS & SURVEY
CONTROL 2 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
HAM
B
L
I
N
'
S
B
R
O
O
K
HA
M
B
L
I
N
'
S
B
R
O
O
K
HAMBLIN'S BROOK
100
51
50
52
102
101
105
103 212
210
208
209
55
SCALE IN FEET
0 480240
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
CONTROL POINT
EXISTING ALIGNMENT
PARCEL LINE
ROADWAY
NOTES
1.TOPOGRAPHIC AND BATHYMETRIC DATA BASED ON SURVEY COLLECTED BY INTER-FLUVE
OCTOBER 2020, NOVEMBER 2020, AND JANUARY 2021. BATHYMETRIC CONTOURS SHOULD BE
CONSIDERED APPROXIMATE. LIDAR DATA OBTAINED FROM THE STATE OF MASSACHUSETTS,
COLLECTED IN 2016, PROVIDES SUPPLEMENTAL TOPOGRAPHY OUTSIDE THE LIMITS OF THE
TOPOGRAPHIC SURVEY.
2.HORIZONTAL AND VERTICAL COORDINATES ARE BASED ON MASSACHUSETTS STATE PLANE NAD83,
MAINLAND ZONE. ELEVATIONS ARE BASED ON NAVD88.
EXISTING DAM
AND FISH LADDER
24IN CULVERT
STONE BOX CULVERT
30IN CULVERT
30IN CULVERT
24IN CULVERT
24IN CULVERT
36IN CULVERT
30IN CULVERT
18IN CULVERT
42IN CULVERT
24IN CULVERT
EXISTING BERM
EXISTING BERM
EXISTING BERM
MILL POND
MISS THATCHER'S POND
SEMIN
O
L
E
D
R
.
STA
R
B
U
C
K
L
N
.
WEIR RD.
C
H
E
Y
E
N
N
E
L
N
.
KNO
L
L
W
O
O
D
D
R
.
SURVEY CONTROL
PT NUMBER NORTHING EASTING ELEVATION DESCRIPTION
50 2718205.95 1006678.14 17.23 PK NAIL
51 2718308.52 1006585.12 14.93 PK NAIL
52 2718077.29 1006803.75 11.14 PK NAIL
55 2718580.80 1008439.74 3.92 CAPPED REBAR
100 2717571.54 1006529.44 8.64 CAPPED REBAR
101 2718046.72 1006805.47 7.94 CAPPED REBAR
102 2718091.54 1006825.64 10.15 CAPPED REBAR
103 2718931.21 1007379.20 8.99 PK NAIL
105 2719003.32 1007258.63 16.90 PK NAIL
208 2718632.48 1007492.32 7.64 CAPPED REBAR
209 2718694.75 1007623.99 5.72 CAPPED REBAR
210 2718776.14 1007477.95 6.75 CAPPED REBAR
212 2718859.85 1007430.32 7.14 CAPPED REBARPreliminary
Not for Const
r
u
c
t
i
o
n
26+41
0+00
5+00
10
+
0
0
15
+
0
0
20
+
0
0
25+00
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
ACCESS & STAGING PLAN 3 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
STABILIZED CONSTRUCTION
ENTRANCE
STAGING AREA
STAGING AREA
TEMPORARY ACCESS
TYP.
MILL POND
MISS THATCHER'S POND
HA
M
B
L
I
N
'
S
B
R
O
O
K
HAM
B
L
I
N
'
S
B
R
O
O
K
HAMBLIN'S BROOK
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
EXISTING ALIGNMENT
CONSTRUCTION ACCESS
STAGING AREA
CONSTRUCTION ENTRANCE
PARCEL LINE
TURBIDITY CURTAIN
SILT FENCE
ROADWAY
LIMIT OF DISTURBANCE
SCALE IN FEET
0 480240
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
TURBIDITY CURTAIN
STABILIZED CONSTRUCTION
ENTRANCE
NOTES
1.TREES AND SHRUBS SHALL BE SALVAGED FROM THE STAGING
AREAS WITH DANGLING PARTICIPLE ROOTWADS INTACT TO USE
ELSEWHERE WITHIN THE PROJECT LIMITS, SEE SPECIFICATIONS.
SEMIN
O
L
E
D
R
.
STA
R
B
U
C
K
L
N
.
WEIR RD.
C
H
E
Y
E
N
N
E
L
N
.
KNO
L
L
W
O
O
D
D
R
.
CELL 7
CELL 6
CELL 5
CELL 3
CELL 4
CELL 2
CELL 1
Preliminary
Not for Const
r
u
c
t
i
o
n
0+00
1+00
2+00
3+004+005+006+00
7+0
0
8+00
9+00
10
+
0
0
11
+
0
0
12+
0
0
13+
0
0
14+0
0
15+0
0
16
+
0
0
1
7
+
0
0
18+
0
0
19+
0
0
2
0
+
0
0
2
1
+
0
0
22+
0
0
23
+
0
0
24
+
0
0
2
5
+
0
0
26+
0
0
27
+
0
0
2
8
+
0
0
29+0
0
30+0031+0
0
32+00
33+0
0
34+
0
0
35+0
0
36+
0
0
3
7
+
0
0
3
8
+
0
0
38
+
3
5
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
SITE PLAN 4 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
CELLS 6 AND 7
SHEETS 5-9
CELL 5
SHEETS 10-13
CE
L
L
S
1
-
4
SH
E
E
T
S
1
4
-
1
8
SCALE IN FEET
0 480240
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
CONSTRUCTION ACCESS
STAGING AREA
CONSTRUCTION ENTRANCE
LIMIT OF DISTURBANCE
CELL 7
CELL 6
CELL 5
CELL 3
CELL 4
CELL 2
CELL 1
MILL POND
MISS THATCHER'S POND
SEMIN
O
L
E
D
R
.
STA
R
B
U
C
K
L
N
.
WEIR RD.
C
H
E
Y
E
N
N
E
L
N
.
KNO
L
L
W
O
O
D
D
R
.
Preliminary
Not for Const
r
u
c
t
i
o
n
-4
-2
0
2
4
6
8
10
-4
-2
0
2
4
6
8
10
0+001+002+003+004+005+006+007+008+009+0010+0011+00
0.01%
STA:9+83.89
ELEV:-0.40
STA:5+57.32
ELEV:-0.43PROPOSED THALWEG
EXISTING GRADE
3
3
3
3
3
4
3
3
5
7
5
2
0 0
-2
00
3
4
11
1
01
3 2
2
55
3
5
10
8
1
0
04
0
1
2
3
2
5
2
44
1
2
3
3
78
3
3
5
55
2
3
0+00
1+00
2+00
3+004+005+00
6+00
7+0
0
8+00
9+00
10
+
0
0
11
+
0
0
12+
0
0
13+
0
0
14+0
0
15+0
0
16
+
0
0
1
8
8
9
9
9
2
8
14
10
12
10 10
913
10
11
10
3
8
7
9 4
8
6
9
5
8
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 6 AND 7 GRADING
PLAN & PROFILE 5 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 240120
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
CONSTRUCTION ACCESS
STAGING AREA
CONSTRUCTION ENTRANCE
OVERHEAD UTILITY
GAS LINE
SEWER LINE
PARCEL LINE
TURBIDITY CURTAIN
SILT FENCE
LIMITS OF DISTURBANCE
OH OH
SSSSSS
80'
16
'
5x VERTICAL EXAGGERATION
NOTE:
DO NOT DISTURB TREES WITH DIAMETER AT BREAST
HIEGHT OF 12 INCHES OR GREATER. ALL OTHER TREES AND
SHRUBS SHALL BE SALVAGED FOR REUSE AS LARGE WOOD
OR WOODY DEBRIS. SEE SPECIFICATIONS.
TIE PROPOSED THALWEG INTO
EXISTING STREAMBED
TIE PROPOSED THALWEG INTO
EXISTING STREAMBED
CELL 7
CELL 6
CELL 5
Preliminary
Not for Const
r
u
c
t
i
o
n
3
4
3
3
5
7
5
2
0
0
-2
00
3
4
11
1
01
3 2
2
5
5
3
5
10
8
1
0
04
0
1
2
3
2
5
2
44
1
2
3
3
7
8
3
3
5
55
2
3
0+00
1+00
2+00
3+004+005+00
6+00
7+0
0
8+00
9+00
10
+
0
0
11
+
0
0
12+
0
0
13+
0
0
14+0
0
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 6 AND 7
TREATMENT PLAN (1 OF 2)6 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 200100
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
REMOVE SAND TO MATCH
ADJACENT WETLAND ELEVATION
REMOVE PERIMETER BERM
AND FILL ADJACENT DITCH TO
MATCH WETLAND ELEVATION
REMOVE BERM AND FILL
ADJACENT DITCHES TO MATCH
WETLAND ELEVATION
AREA OF INVASIVE
PLANT TREATMENT
FILL EXISTING STREAM TO MATCH
ADJACENT WETLAND ELEVATION
NOTE:
1.DO NOT DISTURB TREES WITH DIAMETER AT BREAST
HIEGHT OF 12 INCHES OR GREATER. ALL OTHER TREES
AND SHRUBS SHALL BE SALVAGED FOR REUSE AS LARGE
WOOD OR WOODY DEBRIS. SEE SPECIFICATIONS.
2.CULVERTS INDICATED FOR REMOVAL AND ABANDONED
FARM EQUIPMENT WITHIN THE PROJECT LIMITS SHALL
BE REMOVED AND DISPOSED OF ACCORDING TO
SPECIFICATIONS.
AREA OF DITCH FILLING AND
MICROTOPOGRAPHY (TYP)
CONSTRUCT NEW CHANNEL SEGMENT
REMOVE 18IN CULVERT AND
REPLACE WITH FOOTBRIDGE
OVER NEW CHANNEL ALIGNMENT.
BRIDGE DESIGN TBD AND DESIGNED
BY OTHERS.
REMOVE 24IN CULVERT
REMOVE 30IN CULVERT
REMOVE 36IN CULVERT
AND RESTORE PATH
REMOVE 24IN CULVERT
REMOVE 42IN CULVERT
CELL 7
CELL 6
CELL 5
TIE INTO EXISTING CHANNEL
FILL EXISTING STREAM TO MATCH
ADJACENT WELTAND ELEVATION
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED ALIGNMENT
DITCH FILLING AND
MICROTOPOGRAPHY
PARCEL LINE
LIMITS OF DISTURBANCE
Preliminary
Not for Const
r
u
c
t
i
o
n
4
3
3
5
7
5
2
0
0
-2
00
3
4
11
1
0
1
3 2
2
5
5
3
5
10
8
04
0
1
2
3
2
5
2
44
1
2
3
3
7
8
3
3
55
2
3
0+00
1+00
2+00
3+004+005+00
6+00
7+0
0
8+00
9+00
10
+
0
0
11
+
0
0
12+
0
0
13+
0
0
ELEVATION CHANGE
CUT
FILL
MINIMUM
ELEVATION
CHANGE
-8
-3
-2
-1
0
1
2
3
MAXIMUM
ELEVATION
CHANGE
-3
-2
-1
0
1
2
3
7
COLOR
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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r
a
w
i
n
g
s
\
R
e
f
e
r
e
n
c
e
s
\
C
i
v
i
l
3
D
\
I
F
I
_
B
a
s
s
R
i
v
e
r
_
c
u
t
f
i
l
l
s
h
e
e
t
s
.
d
w
g
-
lp
r
a
t
t
-
1/
2
1
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 6 AND 7
TREATMENT PLAN (2 OF 2)7 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 200100
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
PARCEL LINE
LIMITS OF DISTURBANCE
CUT-FILL TABLE
CELL 5
CELL 6
CELL 7
Preliminary
Not for Const
r
u
c
t
i
o
n
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 2+00 3+00 3+77
-4
-2
0
2
4
6
-4
-2
0
2
4
6
0+00 1+00 2+00 3+00 3+56
-2
0
2
4
6
8
-2
0
2
4
6
8
0+00 0+64
-2
0
2
4
6
8
-2
0
2
4
6
8
0+00 0+99
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 2+00 3+00 3+34
STA:3+70.14
ELEV:4.08
STA:3+60.43
ELEV:2.20STA:0+19.52
ELEV:1.90
STA:0+07.57
ELEV:1.78
STA:3+12.81
ELEV:2.10
STA:3+23.44
ELEV:4.02
STA:1+23.41
ELEV:0.00
STA:1+27.42
ELEV:-2.00
STA:1+39.43
ELEV:-2.00
STA:1+43.43
ELEV:0.00
STA:0+35.16
ELEV:1.12
STA:0+21.17
ELEV:4.10 STA:3+51.21
ELEV:1.26
STA:0+06.15
ELEV:0.02
STA:0+58.00
ELEV:0.86
STA:0+15.34
ELEV:0.71
STA:0+94.59
ELEV:0.42
PROPOSED GRADE (TYP)
EXISTING GRADE (TYP)
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
OF
N:
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l
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_
A
c
t
i
v
e
\
B
a
s
s
R
i
v
e
r
_
D
e
n
n
i
s
_
M
A
\
D
r
a
w
i
n
g
s
\
R
e
f
e
r
e
n
c
e
s
\
C
i
v
i
l
3
D
\
I
F
I
_
B
a
s
s
R
i
v
e
r
_
E
-
G
r
a
d
e
.
d
w
g
-
lp
r
a
t
t
-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 6 AND 7
GRADING SECTIONS
(1 OF 3)8 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
60'
12
'
5x VERTICAL EXAGGERATION
5
8
GRADING SECTION
STA 02+37.36
4
8
GRADING SECTION
STA 01+57.40
3
8
GRADING SECTION
STA 00+79.70
2
8
GRADING SECTION
CELL 7
1
8
GRADING SECTION
CELL 7
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
Preliminary
Not for Const
r
u
c
t
i
o
n
-4
-2
0
2
4
6
8
10
-4
-2
0
2
4
6
8
10
0+00 0+76
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+001+07
-10
-8
-6
-4
-2
0
2
4
6
8
10
-10
-8
-6
-4
-2
0
2
4
6
8
10
0+00 1+00 2+00 2+98
-10
-8
-6
-4
-2
0
2
4
6
8
10
-10
-8
-6
-4
-2
0
2
4
6
8
10
0+00 1+00 2+00 3+00 3+37
-10
-8
-6
-4
-2
0
2
4
6
8
10
-10
-8
-6
-4
-2
0
2
4
6
8
10
0+00 1+00 2+00 2+57
STA:0+04.93
ELEV:1.19
STA:0+72.22
ELEV:0.87
STA:1+04.15
ELEV:1.71
STA:0+07.18
ELEV:1.61
STA:0+73.66
ELEV:3.62
STA:0+55.81
ELEV:1.81
STA:0+36.35
ELEV:1.80
STA:0+41.37
ELEV:-0.43 STA:0+50.62
ELEV:-0.43
STA:0+55.55
ELEV:1.79 STA:0+72.77
ELEV:1.83
STA:0+06.23
ELEV:2.02
STA:1+74.67
ELEV:1.79
STA:2+33.77
ELEV:1.50 STA:2+93.64
ELEV:2.07
STA:2+63.34
ELEV:4.41
STA:0+17.49
ELEV:2.28
STA:0+91.74
ELEV:2.34
STA:0+98.47
ELEV:-0.42
STA:1+08.98
ELEV:-0.42
STA:1+15.74
ELEV:2.30
STA:1+47.68
ELEV:2.33
STA:1+78.14
ELEV:2.45
STA:2+67.60
ELEV:2.50
STA:2+81.13
ELEV:4.46
STA:3+04.26
ELEV:4.40
STA:3+34.22
ELEV:2.55
STA:0+41.70
ELEV:2.69
STA:0+49.65
ELEV:-0.42 STA:0+60.12
ELEV:-0.41
STA:0+68.11
ELEV:2.87
STA:1+79.68
ELEV:3.00 STA:2+49.57
ELEV:5.52
PROPOSED GRADE (TYP)
EXISTING GRADE (TYP)
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
OF
N:
\
P
r
o
j
e
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F
i
l
e
s
_
A
c
t
i
v
e
\
B
a
s
s
R
i
v
e
r
_
D
e
n
n
i
s
_
M
A
\
D
r
a
w
i
n
g
s
\
R
e
f
e
r
e
n
c
e
s
\
C
i
v
i
l
3
D
\
I
F
I
_
B
a
s
s
R
i
v
e
r
_
E
-
G
r
a
d
e
.
d
w
g
-
lp
r
a
t
t
-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 6 AND 7
GRADING SECTIONS
(2 OF 3)9 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
30'
15
'
2x VERTICAL EXAGGERATION
9
9
GRADING SECTION
STA 06+83.23
8
9
GRADING SECTION
STA 05+92.17
7
9
GRADING SECTION
STA 04+71.44
6
9
GRADING SECTION
STA 03+71.03
10
9
GRADING SECTION
STA 07+50.80
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
Preliminary
Not for Const
r
u
c
t
i
o
n
-10
-8
-6
-4
-2
0
2
4
6
8
10
-10
-8
-6
-4
-2
0
2
4
6
8
10
0+00 1+00 2+00 3+00 3+45
-10
-8
-6
-4
-2
0
2
4
6
8
10
-10
-8
-6
-4
-2
0
2
4
6
8
10
0+00 1+00 2+00 2+83
-10
-8
-6
-4
-2
0
2
4
6
8
10
-10
-8
-6
-4
-2
0
2
4
6
8
10
0+00 1+00 1+32
-10
-8
-6
-4
-2
0
2
4
6
8
10
-10
-8
-6
-4
-2
0
2
4
6
8
10
0+00 1+00 1+26
STA:1+45.22
ELEV:3.00
STA:1+52.41
ELEV:-0.41
STA:1+61.43
ELEV:-0.41
STA:1+68.78
ELEV:3.00
STA:2+86.90
ELEV:3.00
STA:3+40.90
ELEV:5.63
STA:0+94.89
ELEV:6.46
STA:1+09.57
ELEV:-0.41
STA:1+18.71
ELEV:-0.41
STA:1+32.50
ELEV:6.26
STA:1+01.45
ELEV:2.64
STA:1+07.54
ELEV:-0.40
STA:1+16.54
ELEV:-0.40
STA:1+22.32
ELEV:2.48
PROPOSED GRADE (TYP)
EXISTING GRADE (TYP)
STA:0+93.72
ELEV:2.45
STA:0+99.51
ELEV:-0.40
STA:1+08.65
ELEV:-0.40
STA:1+15.27
ELEV:2.93
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
OF
N:
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P
r
o
j
e
c
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F
i
l
e
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_
A
c
t
i
v
e
\
B
a
s
s
R
i
v
e
r
_
D
e
n
n
i
s
_
M
A
\
D
r
a
w
i
n
g
s
\
R
e
f
e
r
e
n
c
e
s
\
C
i
v
i
l
3
D
\
I
F
I
_
B
a
s
s
R
i
v
e
r
_
E
-
G
r
a
d
e
.
d
w
g
-
lp
r
a
t
t
-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 6 AND 7
GRADING SECTIONS
(3 OF 3)10 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
14
10
GRADING SECTION
STA 10+24.66
13
10
GRADING SECTION
STA 09+14.82
12
10
GRADING SECTION
STA 08+38.38
11
10
GRADING SECTION
STA 07+86.70
30'
15
'
2x VERTICAL EXAGGERATION
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
Preliminary
Not for Const
r
u
c
t
i
o
n
0
2
4
6
8
10
12
14
0
2
4
6
8
10
12
14
10+0011+0012+0013+0014+0015+0016+0017+0018+0019+00
STA:19+00.00
ELEV:1.63
STA:17+55.35
ELEV:1.36
0.19%
PROPOSED THALWEG
EXISTING GRADE
TIE INTO EXISTING
STREAMBED
WEIR RD
EXISTING INVERT
ELEV 1.70
REMOVE EXISTING
STONE BOX CULVERT
14
15
5
4
3
3
3
3
3
4
4
5
4
3
3
5
10115
109
7
5
2
00
3
4
11
55
3
5
10
8
2
3
3
78
3
5
17
55
10
7+0
0
8+00
9+00
10
+
0
0
11
+
0
0
12+
0
0
13+
0
0
14+0
0
15+0
0
16
+
0
0
1
7
+
0
0
18+
0
0
19+
0
0
21
14
20
14
19
14
18
14
17
14
16
14
15
14
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
OF
N:
\
P
r
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F
i
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_
A
c
t
i
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e
\
B
a
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R
i
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e
r
_
D
e
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n
i
s
_
M
A
\
D
r
a
w
i
n
g
s
\
R
e
f
e
r
e
n
c
e
s
\
C
i
v
i
l
3
D
\
I
F
I
_
B
a
s
s
R
i
v
e
r
_
E
-
G
r
a
d
e
.
d
w
g
-
lp
r
a
t
t
-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELL 5 GRADING
PLAN & PROFILE 11 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 240120
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
CONSTRUCTION ACCESS
STAGING AREA
CONSTRUCTION ENTRANCE
PARCEL LINE
TURBIDITY CURTAIN
SILT FENCE
LIMITS OF DISTURBANCE
60'
12
'
5x VERTICAL EXAGGERATION
NOTE:
DO NOT DISTURB TREES WITH DIAMETER AT BREAST
HIEGHT OF 12 INCHES OR GREATER. ALL OTHER TREES AND
SHRUBS SHALL BE SALVAGED FOR REUSE AS LARGE WOOD
OR WOODY DEBRIS. SEE SPECIFICATIONS.
W
E
I
R
R
D
.
CELL 5
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINTPreliminary
Not for Const
r
u
c
t
i
o
n
7
14
15
5
4
3
3
3
3
3
4
4
5
4
3
3
5
10115
109
7
5
2
4
1
1
5
5
3
5
10
8
3
3
7
8
3
5
17
55
10
5+00
6+00
7+0
0
8+00
9+00
10
+
0
0
11
+
0
0
12+
0
0
13+
0
0
14+0
0
15+0
0
16
+
0
0
1
7
+
0
0
18+
0
0
19+
0
0
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
OF
N:
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i
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_
A
c
t
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v
e
\
B
a
s
s
R
i
v
e
r
_
D
e
n
n
i
s
_
M
A
\
D
r
a
w
i
n
g
s
\
R
e
f
e
r
e
n
c
e
s
\
C
i
v
i
l
3
D
\
I
F
I
_
B
a
s
s
R
i
v
e
r
_
E
-
G
r
a
d
e
.
d
w
g
-
lp
r
a
t
t
-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELL 5 TREATMENT PLAN
(1 OF 2)12 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 200100
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
AREA OF INVASIVE
PLANT TREATMENT
AREA OF DITCH FILLING
AND MICROTOPOGRAPHY
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
INVASIVE PLANT TREATMENT
DITCH FILLING &
MICROTOPOGRAPHY
W
E
I
R
R
D
.
REMOVE 30IN CULVERT
REMOVE 30IN CULVERT
STONE BOX CULVERT TO BE
REMOVED AND REPLACED
(DESIGNED BY OTHERS)
NOTE:
1.DO NOT DISTURB TREES WITH DIAMETER AT BREAST
HIEGHT OF 12 INCHES OR GREATER. ALL OTHER TREES
AND SHRUBS SHALL BE SALVAGED FOR REUSE AS LARGE
WOOD OR WOODY DEBRIS. SEE SPECIFICATIONS.
2.CULVERTS INDICATED FOR REMOVAL AND ABANDONED
FARM EQUIPMENT WITHIN THE PROJECT LIMITS SHALL
BE REMOVED AND DISPOSED OF ACCORDING TO
SPECIFICATIONS.
AREA OF DITCH FILLING
AND MICROTOPOGRAPHY
CONSTRUCT NEW CHANNEL
CELL 5
PARCEL LINE
LIMITS OF DISTURBANCE
Preliminary
Not for Const
r
u
c
t
i
o
n
7
14
15
5
4
3
3
3
3
3
4
4
5
4
3
3
5
10115
109
7
5
2
4
1
1
5
5
3
5
10
8
3
3
7
8
3
5
17
55
10
5+00
6+00
7+0
0
8+00
9+00
10
+
0
0
11
+
0
0
12+
0
0
13+
0
0
14+0
0
15+0
0
16
+
0
0
1
7
+
0
0
18+
0
0
19+
0
0
ELEVATION CHANGE
CUT
FILL
MINIMUM
ELEVATION
CHANGE
-8
-3
-2
-1
0
1
2
3
MAXIMUM
ELEVATION
CHANGE
-3
-2
-1
0
1
2
3
7
COLOR
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
OF
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A
c
t
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\
B
a
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s
R
i
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e
r
_
D
e
n
n
i
s
_
M
A
\
D
r
a
w
i
n
g
s
\
R
e
f
e
r
e
n
c
e
s
\
C
i
v
i
l
3
D
\
I
F
I
_
B
a
s
s
R
i
v
e
r
_
c
u
t
f
i
l
l
s
h
e
e
t
s
.
d
w
g
-
lp
r
a
t
t
-
1/
2
1
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELL 5 TREATMENT PLAN
(2 OF 2)13 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 200100
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
W
E
I
R
R
D
.
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
PARCEL LINE
LIMITS OF DISTURBANCE
CUT-FILL TABLE
CELL 5
Preliminary
Not for Const
r
u
c
t
i
o
n
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+22
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+88
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 2+00 2+25
-2
0
2
4
6
-2
0
2
4
6
0+00 1+00 2+00 2+27
-2
0
2
4
6
8
10
-2
0
2
4
6
8
10
0+00 1+00 1+49
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+34
0
2
4
6
8
10
0
2
4
6
8
10
0+00 0+56
STA:1+16.60
ELEV:7.28
STA:0+96.13
ELEV:6.88
STA:0+85.06
ELEV:6.92
STA:0+70.34
ELEV:3.10
STA:1+79.40
ELEV:6.89
STA:1+62.43
ELEV:6.10
STA:1+51.24
ELEV:6.25
STA:1+38.03
ELEV:3.10
STA:2+19.35
ELEV:7.01
STA:1+96.22
ELEV:5.13
STA:1+71.23
ELEV:4.49
STA:1+56.76
ELEV:3.10
STA:0+29.11
ELEV:3.00
STA:0+26.64
ELEV:3.00
STA:2+14.99
ELEV:6.87
STA:1+91.83
ELEV:4.62
STA:1+70.90
ELEV:4.31
STA:1+59.75
ELEV:3.38
STA:1+35.55
ELEV:9.08
STA:1+13.70
ELEV:4.68
STA:0+96.87
ELEV:4.47
STA:0+87.66
ELEV:3.26
STA:1+25.59
ELEV:8.33
STA:1+02.09
ELEV:5.18
STA:0+58.82
ELEV:4.30STA:0+46.85
ELEV:3.29
STA:0+53.47
ELEV:8.59
STA:0+36.87
ELEV:8.23
STA:0+22.94
ELEV:1.46
STA:0+14.84
ELEV:1.46
STA:0+11.81
ELEV:2.96
STA:0+06.90
ELEV:4.50
PROPOSED GRADE (TYP)
EXISTING GRADE (TYP)
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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-
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lp
r
a
t
t
-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELL 5 GRADING SECTIONS 14 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
30'
15
'
2
x
V
E
R
T
I
C
A
L
E
X
A
G
G
E
R
A
T
I
O
N
15
14
16
14
17
14
18
14
19
14
20
14
21
14
GRADING SECTION
GRADING SECTION
GRADING SECTION
GRADING SECTION
GRADING SECTION
GRADING SECTION
STA 16+02.59
GRADING SECTION
STA 18+08.76
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
Preliminary
Not for Const
r
u
c
t
i
o
n
10+0011+0012+0013+0014+0015+0016+0017+0018+0019+00
-2
0
2
4
6
8
10
-2
0
2
4
6
8
10
19+0020+0021+0022+0023+0024+0025+0026+0027+0028+0029+0030+0031+0032+0033+0034+0035+0036+0037+0038+0038+40
STA:38+10.71
ELEV:6.22
STA:36+60.50
ELEV:4.50
STA:35+34.60
ELEV:4.50
STA:31+69.95
ELEV:4.00 STA:19+20.00
ELEV:1.67
0.19%
0.14%1.15%2
7
.
1
9
%
-2
2
.
7
2
%
0.00%
EXISTING GRADE
PROPOSED THALWEG
STA:19+00.00
ELEV:1.63
PROPOSED THALWEGSTONE BOX CULVERT
5
7
6
5
6
10
7
5
7
8
10
7
5
5
4
5
7
10
14
6
5
7
68
10
7
9
6
7
18+00
19+00
20
+
0
0
21
+
0
0
22+00
23+00
24+
0
0
25
+
0
0
2
6
+
0
0
27+00
28
+
0
0
29+00
30
+
0
0
3
1
+
0
0
3
2
+
0
0
3
3
+
0
0
34+00
35+00
36+00
37+
0
0
38+
0
0
38+
3
5
22
18
23
18
24
18
25
18
26
18
27
18
28
19
2
9
19
30
19
31
1
9
3
2
1
9
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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1/
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6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 1-4 GRADING PLAN & PROFILE 15 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 16080
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
CONSTRUCTION ACCESS
PARCEL LINE
LIMITS OF DISTURBANCE
160'
16
'
1
0
x
V
E
R
T
I
C
A
L
E
X
A
G
G
E
R
A
T
I
O
N
NOTE:
DO NOT DISTURB TREES WITH DIAMETER AT BREAST
HIEGHT OF 12 INCHES OR GREATER. ALL OTHER TREES AND
SHRUBS SHALL BE SALVAGED FOR REUSE AS LARGE WOOD
OR WOODY DEBRIS. SEE SPECIFICATIONS.
W
E
I
R
R
D
.
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
Preliminary
Not for Const
r
u
c
t
i
o
n
Preliminary
Not for Const
r
u
c
t
i
o
n
5
7
6
5
6
10
7
5
7
8
10
7
5
7
5
5
4
5
7
10
14
6
5
17
7
68
10
7
9
6
7
19+00
20
+
0
0
21
+
0
0
22+00
23+00
24+
0
0
25
+
0
0
2
6
+
0
0
27+00
28
+
0
0
29+00
30
+
0
0
3
1
+
0
0
3
2
+
0
0
3
3
+
0
0
34+00
35+00
36+00
37+
0
0
38+
0
0
38+
3
5
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 1-4
TREATMENT PLAN
(1 OF 2)16 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 16080
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
FILL EXISTING POOL
REMOVE BERM TO MATCH
ADJACENT WETLAND ELEVATION
FILL DICTH ALONG INSIDE PERIMETER
OF CELL 2 AND GRADE FROM PATH TO
THE CELL 2 WETLAND ELEVATION AT
A SLOPE NO GREATER THAN 5:1
CLEAR VEGETATION AND IMPROVE
ALL TRAILS ON THIS SHEET TO
PROVIDE 5 FT WIDE WALKING PATH
INSTALL 10 FT BOARDWALK
DESIGNED BY OTHERS
NOTE:
1.DO NOT DISTURB TREES WITH DIAMETER AT BREAST
HIEGHT OF 12 INCHES OR GREATER. ALL OTHER TREES
AND SHRUBS SHALL BE SALVAGED FOR REUSE AS LARGE
WOOD OR WOODY DEBRIS. SEE SPECIFICATIONS.
2.CULVERTS INDICATED FOR REMOVAL AND ABANDONED
FARM EQUIPMENT WITHIN THE PROJECT LIMITS SHALL
BE REMOVED AND DISPOSED OF ACCORDING TO
SPECIFICATIONS.
3.LARGE WOOD IS A FIELD SET ITEM TO BE COMPLETED
WITH ONSITE OBSERVATION AND DIRECT INPUT FROM
THE ENGINEER ON INSTALLATION DETAILS,
CONFIGURATIONS, AND ADJUSTMENTS TO CONFORM
THE WORK TO DESIGN INTENT, BASED ON CONDITIONS
AT THE TIME OF CONSTRUCTION. LARGE WOOD TO BE
INSTALLED ALONG CHANNEL, SEE LARGE WOOD TABLE,
TYPICAL DETAILS, AND SPECIFICATIONS
CONSTRUCT NEW CHANNEL
EXCAVATE NEW POND
CONSTRUCT NEW CHANNEL
REMOVE FISH LADDER AND GRADE
DAM EMBANKMENT AND CULVERT TO
BE INSTALLED (DESIGNED BY OTHERS)
STONE BOX CULVERT TO BE REMOVED
RIFFLE BED (TYP)
FES LIFT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
MICROTOPOGRAPHY
PARCEL LINE
LIMITS OF DISTURBANCE
PEDESTRIAN TRAIL
RIFFLE BED
FES LIFT
REMOVE BERM TO MATCH
ADJACENT WETLAND ELEVATION
FES LIFT (TYP)
Preliminary
Not for Const
r
u
c
t
i
o
n
NEW PEDESTRIAN TRAIL, NO
STRUCTURAL IMPROVEMENTS
19+00
20
+
0
0
21
+
0
0
22+00
23+00
24+
0
0
25
+
0
0
2
6
+
0
0
27+00
28
+
0
0
29+00
30
+
0
0
3
1
+
0
0
3
2
+
0
0
3
3
+
0
0
34+00
35+00
36+00
37+
0
0
38+
0
0
38+
3
5
ELEVATION CHANGE
CUT
FILL
MINIMUM
ELEVATION
CHANGE
-8
-3
-2
-1
0
1
2
3
MAXIMUM
ELEVATION
CHANGE
-3
-2
-1
0
1
2
3
7
COLOR
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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lp
r
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-
1/
2
1
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 1-4
TREATMENT PLAN
(2 OF 2)17 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 16080
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
PARCEL LINE
LIMITS OF DISTURBANCE
FILL DITCH AND GRADE TO
ADJACENT WETLAND ELEVATION
Preliminary
Not for Const
r
u
c
t
i
o
n
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+63
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+35
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+07
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+07
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+12
0
2
4
6
8
10
0
2
4
6
8
10
0+00 0+72
STA:0+03.90
ELEV:5.63
STA:0+17.57
ELEV:3.36
STA:0+45.18
ELEV:3.30
STA:0+48.97
ELEV:1.81 STA:0+59.10
ELEV:1.82
STA:0+62.81
ELEV:3.32
STA:0+83.54
ELEV:3.31
STA:1+00.05
ELEV:5.73
STA:1+07.98
ELEV:5.94 STA:1+13.02
ELEV:4.61
STA:1+57.78
ELEV:8.74
STA:0+02.99
ELEV:5.69
STA:0+11.11
ELEV:3.93
STA:0+15.86
ELEV:3.93
STA:0+18.94
ELEV:2.43
STA:0+21.02
ELEV:2.43
STA:0+24.13
ELEV:3.93 STA:0+94.87
ELEV:3.94
STA:1+05.13
ELEV:5.76
STA:1+13.16
ELEV:5.76
STA:1+18.19
ELEV:4.61
STA:1+32.67
ELEV:4.77
STA:0+03.11
ELEV:4.59
STA:0+08.13
ELEV:3.74
STA:0+19.08
ELEV:3.74
STA:0+22.18
ELEV:2.74
STA:0+25.71
ELEV:2.75
STA:0+29.37
ELEV:3.75
STA:0+71.18
ELEV:3.74
STA:0+80.99
ELEV:5.70
STA:0+88.99
ELEV:5.70
STA:0+93.99
ELEV:4.86
STA:0+02.95
ELEV:4.73
STA:0+06.63
ELEV:4.11
STA:0+59.52
ELEV:4.13
STA:0+61.60
ELEV:3.13 STA:0+63.67
ELEV:3.13
STA:0+65.63
ELEV:4.13
STA:0+73.94
ELEV:4.13
STA:0+85.87
ELEV:5.70 STA:0+93.88
ELEV:5.70 STA:0+98.88
ELEV:4.45
STA:1+06.16
ELEV:4.40
STA:0+03.75
ELEV:5.00
STA:0+07.04
ELEV:4.41
STA:0+30.19
ELEV:4.42
STA:0+32.20
ELEV:3.42
STA:0+34.21
ELEV:3.42
STA:0+36.50
ELEV:4.43
STA:0+83.60
ELEV:4.40
STA:0+88.61
ELEV:5.70 STA:0+96.61
ELEV:5.70
STA:1+01.62
ELEV:4.58
STA:0+04.79
ELEV:5.94
STA:0+10.45
ELEV:4.77
STA:0+40.00
ELEV:4.76
STA:0+42.54
ELEV:3.76 STA:0+45.07
ELEV:3.76
STA:0+47.18
ELEV:4.76
STA:0+52.92
ELEV:4.76
STA:0+60.02
ELEV:7.65
PROPOSED GRADE (TYP)
EXISTING GRADE (TYP)
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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lp
r
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-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 1-4 GRADING
SECTIONS (1 OF 2)18 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
30'
15
'
2x VERTICAL EXAGGERATION
27
18
GRADING SECTION
STA 30+43.75
26
18
GRADING SECTION
STA 28+61.77
25
18
GRADING SECTION
STA 27+03.93
24
18
GRADING SECTION
STA 24+97.71
23
18
GRADING SECTION
STA 22+95.57
22
18
GRADING SECTION
STA 19+95.92
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
Preliminary
Not for Const
r
u
c
t
i
o
n
0
2
4
6
8
10
12
0
2
4
6
8
10
12
0+00 1+001+05
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 1+84
0
2
4
6
8
10
0
2
4
6
8
10
0+00 1+00 2+00 2+63
-4
-2
0
2
4
6
8
10
-4
-2
0
2
4
6
8
10
0+00 1+00 2+00 3+00 3+22
0
2
4
6
8
10
0
2
4
6
8
10
0+00 0+80
STA:0+09.11
ELEV:9.45 STA:0+46.67
ELEV:5.03
STA:0+58.86
ELEV:5.03
STA:0+61.36
ELEV:4.03
STA:0+63.90
ELEV:4.02
STA:0+66.49
ELEV:5.02
STA:0+73.08
ELEV:5.03
STA:0+91.48
ELEV:9.20
STA:0+80.34
ELEV:5.43
STA:1+23.75
ELEV:5.21
STA:1+26.98
ELEV:4.22
STA:1+30.22
ELEV:4.22
STA:1+32.53
ELEV:5.22
STA:1+44.92
ELEV:5.35
STA:1+43.72
ELEV:5.43
STA:1+97.18
ELEV:5.35
STA:1+99.44
ELEV:4.35
STA:2+01.44
ELEV:4.35
STA:2+03.42
ELEV:5.35
STA:2+28.00
ELEV:5.31
STA:0+96.42
ELEV:6.16
STA:1+16.67
ELEV:-0.50 STA:1+83.99
ELEV:-0.50
STA:2+02.45
ELEV:5.50 STA:2+57.78
ELEV:5.51
STA:0+25.75
ELEV:6.27
STA:0+28.29
ELEV:5.14
STA:0+30.32
ELEV:5.14
STA:0+32.73
ELEV:6.23
PROPOSED GRADE (TYP)
EXISTING GRADE (TYP)
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CELLS 1-4 GRADING
SECTIONS (2 OF 2)19 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
30'
15
'
2x VERTICAL EXAGGERATION
32
19
GRADING SECTION
STA 37+15.98
31
19
GRADING SECTION
STA 35+91.04
30
19
GRADING SECTION
STA 34+27.19
29
19
GRADING SECTION
STA 33+30.09
28
19
GRADING SECTION
STA 31+89.94
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
Preliminary
Not for Const
r
u
c
t
i
o
n
NATIVE SOIL/
SALVAGED FILL
7
20
TYPICAL CHANNEL SECTION - FES LIFT TREATMENT
STA 32+43.06 TO STA 35+34.60
2
1
NATIVE SOIL/
SALGAVED FILL
FES LIFTS WITH
SALVAGED FILL
2
1
2
1
2
1
6 FT TOP WIDTH
6 FT TOP WIDTH3 FT
1
F
T
6
20
TYIPICAL CHANNEL SECTION
STA 24+00.00 TO STA 32+43.06
2
1
NATIVE SOIL/
SALGAVED FILL
2
1
6 FT TOP WIDTH
1
F
T
5
20
TYPICAL CHANNEL SECTION
STA 22+50.00 TO STA 23+50.00
2
1
NATIVE SOIL/
SALGAVED FILL
2
1
8 FT TOP WIDTH
1.
5
F
T
4
20
TYPICAL CHANNEL SECTION
STA 21+50.00 TO STA 22+00.00
2
1
NATIVE SOIL/
SALGAVED FILL
2
1
10 FT TOP WIDTH
1.
5
F
T
3
20
TYPICAL CHANNEL SECTION
STA 20+50.00 TO STA 21+00.00
2
1
NATIVE SOIL/
SALGAVED FILL
2
1
12 FT TOP WIDTH
1.
5
F
T
2
20
TYPICAL CHANNEL SECTION
STA 17+55.35 TO STA 18+72.56, STA 19+04.30 TO STA 20+00.00
2
1
NATIVE SOIL/
SALGAVED FILL
2
1
14 FT TOP WIDTH
1.
5
F
T
1
20
TYPICAL CHANNEL SECTION
STA 5+57.32 TO STA 9+83.89
2
1
NATIVE SOIL/
SALGAVED FILL
2
1
17 FT TOP WIDTH
2
F
T
FES LIFTS WITH
SALVAGED FILL
18 IN THICK RIFFLE
AGGREGATE
8
20
TYPICAL CHANNEL SECTION - RIFFLE WITH FES LIFT TREATMENT
STA 36+60.50 TO STA 38+10.65
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
CHANNEL DETAILS 20 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
Preliminary
Not for Const
r
u
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FLOW
BURIED LOG, TYP.
CHANNEL SPANNING WOOD FOR IMPOUNDMENT
AREA AND CHANNELS THROUGH THE BOGS
NOT TO SCALE
3
21
TOP OF BANK
LOG FLUSH WITH CHANNEL
BED, OR AS INDICATED BY
ENGINEER AT TIME OF
CONSTRUCTION
ROOTWAD, TYP.
VERTICAL TIMBER
PILE, TYP.
PARTIALLY BURIED
LOG, TYP.
LOG SHALL BE BURIED BY MINIMUM VOLUME
OF SOIL MEASURED FROM TOP OF LOG THAT IS
EQUAL TO THE DBH OF THE LOG x 60% OF THE
LOG LENGTH. ROOTWAD SHALL BE INCLUDED TO
DETERMINE LENGTH.
LARGE WOOD WITH SINGLE FES LIFT
TYPICAL SECTION
NOT TO SCALE
4
21
LOG TRENCH
VAR. TOP WIDTH
VAR. DEPTH
AT MID-CHANNEL
NATIVE SOIL
VERTICAL TIMBER PILE PLACEMENT.
MINIMUM BURIAL 50% OF LOG LENGTH.
FILL LIFTS WITH
SALVAGED FILL1.0 FT. HEIGHT FES LIFT
ON TOP OF LARGE WOOD
3 FT. MAXIMUM DEPTH TO
BOTTOM OF POOL
SEE: FABRIC ENCAPSULATED
SOIL (FES) LIFT INSTALLATION
DETAILS, SHEETS 22-23.
2
1
1
1
POO
L
OVERBANK
FLOOD FLOW DIRECTION
(DOWN VALLEY)
PUSH LOG END INTO BOG SURFACE
SLASH
FOOTER LOG, TYP.
LOG, TYP.
VERTICAL TIMBER
PILE, TYP.
FLO
W
LOG WITH ROOT
WAD, TYP.
LOG PLACEMENT NOTE:
LARGE WOOD TO BE PLACED WITH THE
ASSISTANCE OF THE ENGINEER AT THE
TIME OF CONSTRUCTION. ACTUAL
CONFIGURATIONS AND LOCATIONS MAY VARY
DEPENDING ON THE MATERIALS AVAILABLE FOR
CONSTRUCTION AND SITE CONDITIONS AT TIME
OF CONSTRUCTION.
TOP OF BANK
TOE OF BANK
TYPICAL WOOD PLACEMENT
NOT TO SCALE
1
21
TYPICAL WOOD PLACEMENT
BOG SURFACE AND EDGES OF OPEN WATER
NOT TO SCALE
2
21
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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10/31/25
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20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
LARGE WOOD DETAILS 21 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
Preliminary
Not for Const
r
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i
o
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FABRIC FOLD
FLOW
FABRIC FOLD WOOD STAKES, TYP
WOOD STAKES 3 FT.
O.C. IN STAGGERED
ROWS, TYP
15°
MAX
MINIMUM TOP
DIMENSION 1.5" x 3.5"
18" MIN
FLOW FLOW
FLOW
3 FT MIN OVERLAP
WOOD STAKES INSERTED
THROUGH ALL FABRIC LAYERS
INNER (NON-WOVEN) COIR
FABRIC OVERLAP BY 1 FT
WOOD STAKES 3 FT
O.C. IN STAGGERED
ROWS, TYP
WOOD STAKES THROUGH BOTH
FABRIC LAYERS IN OVERLAP, TYP
STAKE FABRIC TO BOTTOM OF KEY
TRENCH AT 3 FT O.C. SPACING
WOOD STAKE
EDGE OF FABRIC
4" MIN FROM
WOOD STAKE
OUTER (WOVEN)
COIR FABRIC
INNER (NON-WOVEN)
COIR FABRIC
SOIL
SEED MIX
INNER (NON-WOVEN)
COIR FABRIC
WOOD STAKE
OUTER (WOVEN)
COIR FABRIC
NOT TO SCALE-
2 FOLDING OF CONTINUOUS OUTER COIR FABRIC AT BENDS
NOT TO SCALE-
3 OUTER FABRIC JOINING
NOT TO SCALE-
4 WOOD STAKE
NOT TO SCALE-
6 TERMINATION TRENCH
NOT TO SCALE-
7 BIODEGRADABLE FABRICS AND STAKES
ALL FABRIC FOLDS TO BE
LAPPED FROM UPSTREAM
TO DOWNSTREAM
A
WOOD STAKE
SECTION A-A'
PLAN
SECTION B-B'
PLAN
UPSTREAM FABRIC
LAYER LAPS OVER
DOWNSTREAM FABRIC
LAYER LAPS UNDER
A'UP
S
T
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E
A
M
F
A
B
R
I
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DO
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N
S
T
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E
A
M
F
A
B
R
I
C
B B'
BACKFILL TRENCH
AND COMPACT
2 - 4 IN
NOTES:
1.FORMS MAY BE ANGLED TO CREATE
BENDS IN THE LIFTS AS NEEDED. FABRIC
SHALL BE FOLDED AS SHOWN. STAKE THE
FOLDS AS SHOWN.
~9 FT
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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10/31/25
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20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
FES LIFT DETAILS (1 OF 2)22 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
Preliminary
Not for Const
r
u
c
t
i
o
n
EXISTING BANK MATERIAL
PREPARE LEVEL SUB-GRADE
CONSTRUCTION FORM
APPLY SEED TO VERTICAL
FACE OF FABRIC PRIOR TO
FILLING WITH SOIL INNER (NON-WOVEN)
COIR FABRIC
1 FT INNER (NON-WOVEN) FABRIC
OUTER (WOVEN)
COIR FABRIC
STAKE THROUGH BOTH
LAYERS 6" BACK FROM
FRONT EDGE
3 FT EMBEDMENT
BACKFILL FES LIFTS
WITH SALVAGED FILL
APPLY SEED TO PORTION OF
SOIL THAT WILL NOT BE
COVERED BY THE NEXT LIFT
PLACE FIRST STAKE IMMEDIATELY IN FRONT OF
NEXT LIFT, OR 1.5 FT (FOR 1.5:1 NOMINAL SLOPE)
FROM LIFT TOE IF THIS IS TOP LIFT
PLACE CUTTING BEFORE PLACING
NEXT CONSTRUCTION FORM
FOLD BOTH INNER AND
OUTER FABRIC OVER SOIL
1 TO 1.25 FT
MAX HEIGHT
PER LIFT
PLACE SECOND CONSTRUCTION FORM TO
ACHIEVE REQUIRED FINAL SLOPE
APPLY SEED TO VERTICAL
FACE OF FABRIC PRIOR TO
FILLING WITH SOIL
APPLY SEED TO EXPOSED VERICAL AND
HORIZONTAL AREAS OF LIFT
BACKFILL WITH
SALVAGED FILL
STAKE OUTER FABRIC IN
TERMINATION TRENCH
NOT TO SCALE23
1 TYPICAL SECTION - CONSTRUCTION SEQUENCE FOR FES LIFTS
SEQUENCING NOTES:
1.THE TOP AND BOTTOM LIFTS SHALL USE 13 FT WIDE WOVEN COIR FOR THE OUTER FABRIC. INTERMEDIATE LIFTS MAY USE 9.6 FT WIDE
WOVEN COIR FOR THE OUTER FABRIC.
2.FES LIFTS MAY BE CONSTRUCTED IN EITHER AN UPSTREAM OR DOWNSTREAM DIRECTION, AS LONG AS THE FABRIC IS OVERLAPPED IN THE
PROPER DIRECTION.
3.EACH LIFT MAY HAVE A UNIQUE FILL COMPOSITION AND VARYING PLACEMENT OF CUTTINGS. SEE TYPICAL SECTIONS.
4.PLACE A SERIES OF THREE OR MORE FORMS ON THE GROUND SO THAT THE FORMS FOLLOW THE PROPOSED STREAM BANK ALIGNMENT.
BUTT THE ENDS OF THE FORMS TIGHTLY TOGETHER.
5.UNROLL THE OUTER FABRIC PARALLEL TO THE LONG AXIS OF THE CHANNEL AND POSITION IT SO THAT 3 FT EXTENDS FOR EMBEDMENT ON
THE BANK SIDE OF THE FORMS (FIG B), AND A MINIMUM 3 FT EXTENDS LENGTHWISE BEYOND THE LAST FORM FOR OVERLAP. DRAPE THE
REMAINDER OF THE FABRIC OVER THE TOP OF THE FORMS ON THE STREAM SIDE (FIG B).
6.UNROLL THE INNER FABRIC OVER THE TOP OF THE WOVEN COIR FABRIC (FIG B) AND POSITION IT SO THAT AT LEAST 1 FT OF THE INNER
FABRIC EXTENDS AS AN EMBEDMENT LENGTH ON THE BANK SIDE OF THE FORMS (FIG C). DRAPE THE REMAINDER OF THE FABRIC OVER THE
TOP OF THE FORMS ON THE STREAM SIDE AND ALIGN THE LONG EDGES OF THE FABRICS. STRETCH AND PULL THE FABRIC LAYERS TO
REMOVE WRINKLES.
7.APPLY SEED MIX TO INNER FABRIC ALONG VERTICAL EDGE OF LIFT (FIG C). PLACE SPECIFIED FILL OVER THE FABRIC ON THE BANK SIDE OF
THE FORMS. LEVEL THE FILL AND COMPACT TO 85 PERCENT OF MAXIMUM DENSITY (FIG C).
8.APPLY SEED MIX TO TOP OF FILL FROM THE FRONT OF THE LIFT TO THE POINT AT WHICH THE ABOVE LIFT WILL OVERLAP (FIG C).
9.FOLD THE LOOSE ENDS OF THE TWO COIR FABRIC LAYERS BACK OVER THE COMPACTED FILL MATERIAL AND STRETCH TIGHTLY TO REMOVE
WRINKLES (FIG D). SECURE WITH WOOD STAKES AT 3 FT ON CENTER ALONG THE BACK EDGE AND INTO UNDISTURBED SOIL.
10.REMOVE THE FORMS FROM THE FRONT OF THE COMPLETED LIFTS (FIG. G). LEAVE THE LAST FORM IN PLACE AT THE END OF THE NEWLY
CONSTRUCTED LIFT (FIG. G).
11.WHERE THE TOP OF THE LIFT MEETS THE GROUND SURFACE, EXCAVATE A TERMINATION TRENCH 1.5 FT WIDE AND 1 FT DEEP ALONG THE
EDGE OF THE OUTER FABRIC LAYER, PARALLEL TO THE FORMS. SEED ENTIRE AREA OF TOP LIFT. SECURE FABRIC IN THE TERMINATION
TRENCH WITH WOOD STAKES AT 3 FT ON CENTER.
12.BACKFILL THE TERMINATION TRENCH AND CONTINUE TO BACKFILL AND COMPACT TO SMOOTHLY MERGE WITH THE ADJACENT FINISHED
GRADE. APPLY SEED MIX TO TERMINATION TRENCH AREA.
FIG A.
FIG B.
FIG C.
FIG D.
FIG E.
FIG F.
NOTE:
INSERT STAKES WITHOUT
BREAKING FABRIC (MANUALLY
STRETCH HOLE SO THAT STAKE
CAN ENTER WITHOUT
BREAKING FABRIC).
2
16
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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-
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10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
FES LIFT DETAILS (2 OF 2)23 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
Preliminary
Not for Const
r
u
c
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i
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SECTION
ELEVATION VARIATION +/- 2FT
EXISTING GROUNDPROPOSED GRADE
NOTES:
·MOUND CONFIGURATION WILL VARY
DEPENDING ON EXISTING VEGETATION
AND ACCESS CONSIDERATIONS.
MAINTAIN EXISTING MATURE WOODY
VEGETATION
·TOPOGRAPHIC MOUNDS ARE INTENDED
TO MIMICK NATURAL BOG
MICROTOPOGRAPHY. MOUNDS SHALL BE
SHAPED TO MIMIC BOG HUMMOCKS
CREATED BY NATIVE SHRUBS,
HERBACEOUS PLANTS, AND NURSE LOGS.
·TYPICAL MOUND DIMENSIONS ARE
APPROXIMATELY 3' TO 8' ACROSS.
·PEAKS OF MOUNDS SHALL BE 10 TO 20
FEET APART
NOT TO SCALE24
1 TYPICAL DETAIL - MICROTOPOGRAPHY
PLAN
+0.5 FT
+1 FT
-0.5 FT
-1 FT
EXISTING
MARSHPLAIN
ELEVATION
-0.5 FT
-1 FT
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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10/31/25
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20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
MICROTOPOGRAPHY DETAILS 24 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
NATURAL EXAMPLES
OF MICROTOPOGRAPHY
Preliminary
Not for Const
r
u
c
t
i
o
n
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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-
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10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
REVEGETATION PLANS 25 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 480240
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 1 FT. CONTOUR
EXISTING 5 FT. CONTOUR
PROPOSED 1 FT. CONTOUR
PROPOSED 5 FT. CONTOUR
PROPOSED ALIGNMENT
LIMIT OF DISTURBANCE
PLANTING ZONES:
SALT MARSH ZONE
TRANSITION ZONE
FORESTED WETLAND ZONE
CELL 1
CELL 2
CELL 3
CELL 4
CELL 5
CELL 6
CELL 7
FORESTED WETLAND ZONE (TYP)
TRANSITION ZONE (TYP)
SALT MARSH ZONE (TYP)
PLANT SPECIES, QUANTITIES, AND
PLANTING SPECIFICATIONS TO BE
PROVIDED AT A LATER PHASE OF DESIGN.
Preliminary
Not for Const
r
u
c
t
i
o
n
10
0
Y
R
1
0
0
Y
R
1
0
0
Y
R
100
Y
R
1
0
0
Y
R
1
0
0
Y
R
100YR10
0
Y
R
10
0
Y
R
10
0
Y
R
10
0
Y
R
100YR
100YR
100
Y
R
100
Y
R
100YR
10
0
Y
R
RF
1
0
0
RF10
0
RF
1
0
0
RF
1
0
0
RF10
0
RF1
0
0
RF
1
0
0
RF10
0
RF1
0
0
RF
1
0
0
RF1
0
0
RF1
0
0
RF100 RF100 RF100 RF100 RF100 RF100
RF
2
0
0
RF
2
0
0
RF
2
0
0
RF
2
0
0
RF20
0
RF20
0
RF
2
0
0
RF2
0
0
RF
2
0
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF2
0
0
RF200 RF200 RF200 RF200 RF200
RF1
0
0
RF
1
0
0
RF100
RF10
0
RF100
RF1
0
0
RF
1
0
0
RF
1
0
0
RF1
0
0
RF10
0 RF100 RF100 RF100
RF1
0
0
RF100
RF100
RF2
0
0
RF
2
0
0
RF20
0
RF2
0
0
RF2
0
0
RF20
0
RF
2
0
0
RF
2
0
0
RF200 RF200 RF200
RF2
0
0
RF200
RF200 RF200
RF200
10
0
Y
R
10
0
Y
R
100YR
100
Y
R
1
0
0
Y
R
1
0
0
Y
R
1
0
0
Y
R
10
0
Y
R
1
0
0
Y
R
100YR
1
0
0
Y
R
10
0
Y
R
10
0
Y
R
100
Y
R
10
0
Y
R
100YR 100YR
100YR
100Y
R
1
0
0
Y
R
100YR
100Y
R
100Y
R
100
Y
R
10
0
Y
R
100YR
100
Y
R
100
Y
R
RF200RF200RF200RF200
RF200
RF200
RF2
0
0
RF200
RF20
0
RF2
0
0
RF20
0
RF2
0
0
RF
2
0
0
RF20
0
RF20
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF2
0
0
RF100
RF100
RF100RF100RF100
RF1
0
0
RF100
RF100
RF
1
0
0
RF10
0
RF100
RF1
0
0
RF10
0
R
F
1
0
0
RF
1
0
0
RF20
0
RF200
RF200
RF200
RF200RF200
RF2
0
0
RF200
RF
2
0
0
RF20
0
RF2
0
0
RF200
RF20
0
RF
2
0
0
RF
2
0
0
RF1
0
0
R
F
1
0
0
RF
1
0
0
RF10
0
RF10
0
RF
1
0
0
RF1
0
0
RF10
0
RF1
0
0
RF10
0
RF100
RF1
0
0
RF100
RF100 RF100 RF100 RF100
1
0
0
Y
R
1
0
0
Y
R
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
OF
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\
B
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i
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M
A
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3
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lp
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-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
RESOURCE AREA IMPACTS
CELLS 5-7 26 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 320160
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 5 FT. CONTOUR
PARCEL BOUNDARIES
LIMIT OF DISTURBANCE
ORDINARY HIGH WATER (EXISTING CONDITION)
ORDINARY HIGH WATER (PROPOSED CONDITION)
VEGETATED WETLANDS (EXISTING CONDITION)
VEGETATED WETLANDS (PROPOSED CONDITION)
LAND SUBJECT TO COASTAL FLOODING
COASTAL STORM FLOWAGE EXTENTS
100 FT RIVERFRONT (EXISTING CONDITIONS)
100 FT RIVERFRONT (PROPOSED CONDITIONS)
200 FT RIVERFRONT (EXISTING CONDITIONS)
200 FT RIVERFRONT (PROPOSED CONDITIONS)
LAND UNDER WATER (EXISTING CONDITIONS)
LAND UNDER WATER (PROPOSED CONDITIONS)
BANK (EXISTING CONDITIONS)
BANK (PROPOSED CONDITIONS)
DREDGE AREA
100YR
RF200
RF100
RF100
RF200
CELL 5
CELL 6
CELL 7
NOTES
1.TOPOGRAPHIC AND BATHYMETRIC DATA
BASED ON SURVEY COLLECTED BY
INTER-FLUVE OCTOBER 2020, NOVEMBER
2020, AND JANUARY 2021.
BATHYMETRIC CONTOURS SHOULD BE
CONSIDERED APPROXIMATE. LIDAR DATA
OBTAINED FROM THE STATE OF
MASSACHUSETTS, COLLECTED IN 2016,
PROVIDES SUPPLEMENTAL TOPOGRAPHY
OUTSIDE THE LIMITS OF THE
TOPOGRAPHIC SURVEY.
2.HORIZONTAL AND VERTICAL
COORDINATES ARE BASED ON
MASSACHUSETTS STATE PLANE NAD83,
MAINLAND ZONE. ELEVATIONS ARE
BASED ON NAVD88.
3.EXISTING WETLAND AREAS DEPICTED ON
THIS SHEET ARE MASSDEP WETLAND
AREAS ACCESSED 06/2021.
4.EXISTING 100 YR FLOOD INUNDATION
EXTENTS DEPICTED ON THIS SHEET IS THE
FEMA 100 YR EVENT ACCESSED 06/2021.
5.PROPOSED 100 YR FLOOD INUNDATION
EXTENTS DEPICTED ON THIS SHEET IS
BASED ON SIMULATIONS USING THE
FINAL PROJECT HYDRAULIC MODEL. THIS
MODEL INCLUDES UPDATES TO THE BASS
RIVER CROSSING AT N DENNIS RD IN
YARMOUTH MA WHICH IS NOT A PART
OF THIS PROJECT.
NOTES:
1.RIVERFRONT AND LAND SUBJECT TO FLOODING RESOURCE AREAS ARE SHOWN AND QUANTIFIED THROUGH THE
ENTIRE REACH FROM MILL POND TO WEIR ROAD.
2.BANK, LAND UNDER WATER, AND BORDERING VEGETATED WETLAND RESOURCES ARE SHOWN AND QUANTIFIED
WITHIN THE BOUNDS OF THE AREA OF DISTURBANCE FOR BOTH EXISTING AND PROPOSED CONDITIONS.
MILL POND
WEIR RD
.
DREDGING:FILL:
AREA VOLUME AREA VOLUME
6,575 SF 274 CY 33,331 SF 3,131 CY
PROPOSED AREA AND VOLUME OF DREDGE AND FILL
WITHIN THE EXISTING ORDINARY HIGH WATER.
Downstream: Cells 5-8 Existing Resource
Areas Permanent Changes
ADD LESS
Bank (LF)5580 3703
Bordering Vegetated Wetland (AC)10.6 0.8
Land Under Water (AC)1.0 0.6
Riverfront Area 100 ft (AC)8.6 0.3
Riverfront Area 200 ft (AC)16.9 0.4
Land Subject to Coastal Flooding (AC)39.4 No Change
Preliminary
Not for Const
r
u
c
t
i
o
n
100YR
100YR10
0
Y
R
100YR
10
0
Y
R
1
0
0
Y
R
1
0
0
Y
R
1
0
0
Y
R
1
0
0
Y
R
100YR
100Y
R
100YR
1
0
0
Y
R
10
0
Y
R
100Y
R
10
0
Y
R
100Y
R
100
Y
R
100Y
R
1
0
0
Y
R
R
F
1
0
0
R
F
1
0
0
R
F
1
0
0
RF
1
0
0
RF1
0
0
RF10
0
RF100
RF100
RF100
RF100
RF100
RF10
0
RF
1
0
0
RF
1
0
0
RF
1
0
0
RF
1
0
0
R
F
2
0
0
R
F
2
0
0
R
F
2
0
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF2
0
0
RF20
0
RF200
RF20
0
RF200
RF200
R
F
2
0
0
RF
2
0
0
RF
2
0
0
RF
2
0
0
RF
2
0
0
RF
1
0
0
RF1
0
0
RF
1
0
0
RF100
RF10
0
RF1
0
0
RF
1
0
0
RF
1
0
0
RF
1
0
0
RF1
0
0
RF1
0
0
RF
2
0
0
RF2
0
0
RF200
RF20
0
RF20
0
RF2
0
0
RF
2
0
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF2
0
0
100
Y
R
100Y
R
1
0
0
Y
R
1
0
0
Y
R
10
0
Y
R
100
Y
R
100YR
100YR
100Y
R
100Y
R
100
Y
R
10
0
Y
R
10
0
Y
R
10
0
Y
R
10
0
Y
R
100YR
100
Y
R
1
0
0
Y
R
RF2
0
0
RF
2
0
0
RF
2
0
0
RF200
RF200
RF2
0
0
RF200
RF200
RF2
0
0
RF
2
0
0
R
F
2
0
0
R
F
2
0
0
RF
2
0
0
RF
1
0
0
RF1
0
0
RF1
0
0
RF
1
0
0
RF
1
0
0
RF1
0
0
RF1
0
0
RF100
RF1
0
0
RF10
0
RF
1
0
0
RF
2
0
0
RF2
0
0
RF
2
0
0
RF
2
0
0
RF2
0
0
RF
2
0
0
RF20
0
RF20
0
RF200
RF2
0
0
RF
2
0
0
RF
1
0
0
R
F
1
0
0
RF
1
0
0
RF100
RF100
RF10
0
RF1
0
0
RF100
RF100
RF
1
0
0
RF
1
0
0
RF1
0
0
1
0
0
Y
R
1
0
0
Y
R
100Y
R
220 Concord Avenue, 2nd Floor
Cambridge, MA 02138
617.714.5537
www.interfluve.com
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\
C
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v
i
l
3
D
\
I
F
I
_
B
a
s
s
R
i
v
e
r
_
E
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.
d
w
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-
lp
r
a
t
t
-
1/
2
9
/
2
6
MYS, LP
-
SS, MYS, NN
10/31/25
NN, MM
20-05-16
BASS RIVER HEADWATERS
YARMOUTH MA
FRIENDS OF THE BASS RIVER
RESOURCE AREA IMPACTS CELLS 1-4 27 27
SHEET
REVISION DESCRIPTION PROJECT
CHECKED
APPROVED
DRAWN
DATE
DESIGNED
DATEBYNO.
SCALE IN FEET
0 320160
BAR LENGTHS MEASURE
2-INCHES ON 22 IN. X 34 IN.
PRINT
LEGEND
EXISTING 5 FT. CONTOUR
PARCEL BOUNDARIES
LIMIT OF DISTURBANCE
ORDINARY HIGH WATER (EXISTING CONDITION) ***
ORDINARY HIGH WATER (PROPOSED CONDITION) ***
VEGETATED WETLANDS (EXISTING CONDITION) *
VEGETATED WETLANDS (PROPOSED CONDITION)
CELL 1
CELL 2
CELL 3
CELL 4
NOTES
1.TOPOGRAPHIC AND BATHYMETRIC DATA
BASED ON SURVEY COLLECTED BY
INTER-FLUVE OCTOBER 2020, NOVEMBER
2020, AND JANUARY 2021.
BATHYMETRIC CONTOURS SHOULD BE
CONSIDERED APPROXIMATE. LIDAR DATA
OBTAINED FROM THE STATE OF
MASSACHUSETTS, COLLECTED IN 2016,
PROVIDES SUPPLEMENTAL TOPOGRAPHY
OUTSIDE THE LIMITS OF THE
TOPOGRAPHIC SURVEY.
2.HORIZONTAL AND VERTICAL
COORDINATES ARE BASED ON
MASSACHUSETTS STATE PLANE NAD83,
MAINLAND ZONE. ELEVATIONS ARE
BASED ON NAVD88.
3.EXISTING WETLAND AREAS DEPICTED ON
THIS SHEET ARE MASSDEP WETLAND
AREAS ACCESSED 06/2021.
4.EXISTING 100 YR FLOOD INUNDATION
EXTENTS DEPICTED ON THIS SHEET IS THE
FEMA 100 YR EVENT ACCESSED 06/2021.
5.PROPOSED 100 YR FLOOD INUNDATION
EXTENTS DEPICTED ON THIS SHEET IS
BASED ON SIMULATIONS USING THE
FINAL PROJECT HYDRAULIC MODEL. THIS
MODEL INCLUDES UPDATES TO THE BASS
RIVER CROSSING AT N DENNIS RD IN
YARMOUTH MA WHICH IS NOT A PART
OF THIS PROJECT.
MISS THATCHER'S POND
WEIR RD
.
DREDGING:FILL:
AREA VOLUME AREA VOLUME
17,462 SF 1,691 CY 25,775 SF 802 CY
PROPOSED AREA AND VOLUME OF DREDGE AND FILL
WITHIN THE EXISTING ORDINARY HIGH WATER.
LAND SUBJECT TO COASTAL FLOODING
COASTAL STORM FLOWAGE EXTENTS
100 FT RIVERFRONT (EXISTING CONDITIONS)
100 FT RIVERFRONT (PROPOSED CONDITIONS)
200 FT RIVERFRONT (EXISTING CONDITIONS)
200 FT RIVERFRONT (PROPOSED CONDITIONS)
LAND UNDER WATER (EXISTING CONDITIONS)
LAND UNDER WATER (PROPOSED CONDITIONS)
BANK (EXISTING CONDITIONS)
BANK (PROPOSED CONDITIONS)
DREDGE AREA
100YR
RF200
RF100
RF100
RF200
NOTES:
1.RIVERFRONT AND LAND SUBJECT TO FLOODING RESOURCE AREAS ARE SHOWN AND QUANTIFIED THROUGH THE
ENTIRE REACH FROM MILL POND TO WEIR ROAD.
2.BANK, LAND UNDER WATER, AND BORDERING VEGETATED WETLAND RESOURCES ARE SHOWN AND QUANTIFIED
WITHIN THE BOUNDS OF THE AREA OF DISTURBANCE FOR BOTH EXISTING AND PROPOSED CONDITIONS.
Upstream: Cells 1-4 Existing Resource
Areas Permanent Changes
ADD LESS
Bank (LF)2700 1294
Bordering Vegetated Wetland (AC)1.7 2.2
Land Under Water (AC)2.7 2.2
Riverfront Area 100 ft (AC)6.3 0.2
Riverfront Area 200 ft (AC)12.8 0.5
Land Subject to Coastal Flooding (AC)14.9 No Change
Preliminary
Not for Const
r
u
c
t
i
o
n