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5
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2
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3
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4
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6
'
NO
.D
ATE
DES
CRI
PTIO
NBY
SHEET
OF
CK
BY
DATE
JOB
VER.
HOR.
SCALE
5308
S. 1
2th
Stre
etSh
eboy
gan,
Wi 5
3081
-809
9Ph
one:
(920
) 458
-616
4Fa
x: (9
20) 4
58-0
369
ww
w.s
tartw
ithm
iller
.com
Des
igni
ng in
Har
mon
y w
ith th
e En
viro
nmen
t
FISH
CRE
EK F
ISH
PASS
AG
ETO
WN
OF
GIB
RALT
AR
HWY
42, F
ISH
CRE
EKD
OO
R C
OUN
TY, W
ISC
ON
SIN
05/07/2019
20435-C
EAS
RGM
11
1"=10'
1"=10'
PRELIMINARYSTH 42 BOX CULVERT - CONVERGING BAFFLES
I:\DATA\20400\20435 - Fish Creek Fish Passage (Town of Gibraltar)\CAD\DESIGN\20435-C-Box Culvert Design Concept 1 - Converging Baffles.dwg 6/13/2019 2:51 PM
STH 42 BOX CULVERTCONVERGING BAFFLES
CONVERGING BAFFLES DESIGN FEATURESALLOWS FISH PASSAGE THROUGH THE BOX CULVERT BY ALTERING THEDOWNSTREAM APRON AND CREATING CURRENT BREAKS WITHIN THE CULVERT.ALTERATIONS OF THE DOWNSTREAM APRON CONSIST OF CUTTING A TRENCHTHROUGH THE APRON AND REPLACING THIS SECTION WITH THREE ELONGATED 6"STEPS. CONVERGING BAFFLES WILL BE CUT OUT OF THE EXISTING CONCRETE'CURBS' ALONG THE INTERIOR OF THE BOX CULVERT WITH THE ADDITION OFAPPROXIMATELY FOUR WOODEN BAFFLES ON THE DOWNSTREAM AND UPSTREAMEND OF THE BOX CULVERT.
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585'
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583'
584'
584'
NO
.D
ATE
DES
CRI
PTIO
NBY
SHEET
OF
CK
BY
DATE
JOB
VER.
HOR.
SCALE
PRELIMINARY
5308
S. 1
2th
Stre
etSh
eboy
gan,
Wi 5
3081
-809
9Ph
one:
(920
) 458
-616
4Fa
x: (9
20) 4
58-0
369
ww
w.s
tartw
ithm
iller
.com
Des
igni
ng in
Har
mon
y w
ith th
e En
viro
nmen
t
FISH
CRE
EK F
ISH
PASS
AG
ETO
WN
OF
GIB
RALT
AR
HWY
42, F
ISH
CRE
EKD
OO
R C
OUN
TY, W
ISC
ON
SIN
05/07/2019
20435-C
EAS
RGM
11
1"=10'
1"=10'
STH 42 BOX CULVERT - BLOCK BAFFLE
I:\DATA\20400\20435 - Fish Creek Fish Passage (Town of Gibraltar)\CAD\DESIGN\20435-C-Box Culvert Design Concept 2 - Block Baffles.dwg 6/13/2019 3:06 PM
STH 42 BOX CULVERTBLOCK BAFFLES
CONVERGING BAFFLES DESIGN FEATURESALLOWS FISH PASSAGE THROUGH THE BOX CULVERT BY ALTERING THEDOWNSTREAM APRON AND PLACING BAFFLES WITHIN THE CULVERT.ALTERATIONS OF THE DOWNSTREAM APRON CONSIST OF CUTTING A TRENCHTHROUGH THE APRON AND REPLACING THIS SECTION WITH THREE ELONGATED 6"STEPS. ALTERNATING TIMBER BAFFLES WILL BE INSTALLED WITHIN THE INTERIOR OFTHE BOX CULVERT TO PROVIDE CURRENT BREAKS AND FISH "RESTING AREAS". ATOTAL OF EIGHT BAFFLES (FOUR ON EACH SIDE) ARE PROPOSED.
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9
3
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9
4
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9
6
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9
7
'
583'
584'
584'
584'
NO
.D
ATE
DES
CRI
PTIO
NBY
SHEET
OF
CK
BY
DATE
JOB
VER.
HOR.
SCALE
PRELIMINARY
5308
S. 1
2th
Stre
etSh
eboy
gan,
Wi 5
3081
-809
9Ph
one:
(920
) 458
-616
4Fa
x: (9
20) 4
58-0
369
ww
w.s
tartw
ithm
iller
.com
Des
igni
ng in
Har
mon
y w
ith th
e En
viro
nmen
t
FISH
CRE
EK F
ISH
PASS
AG
ETO
WN
OF
GIB
RALT
AR
HWY
42, F
ISH
CRE
EKD
OO
R C
OUN
TY, W
ISC
ON
SIN
05/07/2019
20435-C
EAS
RGM
11
1"=10'
1"=10'
STH 42 BOX CULVERT - CHANNEL CUT
I:\DATA\20400\20435 - Fish Creek Fish Passage (Town of Gibraltar)\CAD\DESIGN\20435-C-Box Culvert Design Concept 3 - Channel Cut.dwg 6/13/2019 3:00 PM
STH 42 BOX CULVERTCHANNEL CUT
CHANNEL CUT DESIGN FEATURESALLOWS FISH PASSAGE BY ALTERING THE DOWNSTREAM APRON AND INTERIOR OFTHE BOX CULVERT. ALTERATIONS CONSIST OF REMOVING CONCRETE FROM THEDOWNSTREAM APRON THROUGH THE BOX CULVERT AND REPLACING WITH ACONSTANT SLOPED CONCRETE CHANNEL.
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595'591' 592'593'
594'
596'
592'
593'594'
591'592'593'594'
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9
1
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9
2
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9
3
'
5
9
4
'
NO
.D
ATE
DES
CRI
PTIO
NBY
SHEET
OF
CK
BY
DATE
JOB
VER.
HOR.
SCALE
5308
S. 1
2th
Stre
etSh
eboy
gan,
Wi 5
3081
-809
9Ph
one:
(920
) 458
-616
4Fa
x: (9
20) 4
58-0
369
ww
w.s
tartw
ithm
iller
.com
Des
igni
ng in
Har
mon
y w
ith th
e En
viro
nmen
t
FISH
CRE
EK F
ISH
PASS
AG
ETO
WN
OF
GIB
RALT
AR
HWY
42, F
ISH
CRE
EKD
OO
R C
OUN
TY, W
ISC
ON
SIN
05/07/2019
20435-C
EAS
RGM
11
1"=40'
1"=40'
PRELIMINARYHALF MILE DAM - BYPASS MEANDER
I:\DATA\20400\20435 - Fish Creek Fish Passage (Town of Gibraltar)\CAD\DESIGN\20435-C-Pond Design Concept 1 - Bypass Meander.dwg 6/13/2019 3:01 PM
HALF MILE DAMBYPASS MEANDER
BYPASS MEANDER DESIGN FEATURESALLOWS FISH PASSAGE THROUGH A SMALL MEANDERING STREAM,APPROXIMATELY 300LF AROUND THE DAM. THE BYPASS MEANER PROVIDES FISHPASSAGE WITHOUT ALTERATIONS TO THE DAM ITSELF.
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9
0
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5
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2
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3
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2
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0
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8
8
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8
9
'
5
9
1
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5
9
2
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9
0
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8
8
'
589'
5
9
1
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9
2
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9
3
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5
9
4
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9
0
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5
8
9
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9
1
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9
2
'
5
9
3
' 594'
590'589'591'592'
ELEVA
TION
585
590
600
585
590
600
0+00
0+50
NO
.D
ATE
DES
CRI
PTIO
NBY
SHEET
OF
CK
BY
DATE
JOB
VER.
HOR.
SCALE
PRELIMINARY
5308
S. 1
2th
Stre
etSh
eboy
gan,
Wi 5
3081
-809
9Ph
one:
(920
) 458
-616
4Fa
x: (9
20) 4
58-0
369
ww
w.s
tartw
ithm
iller
.com
Des
igni
ng in
Har
mon
y w
ith th
e En
viro
nmen
t
FISH
CRE
EK F
ISH
PASS
AG
ETO
WN
OF
GIB
RALT
AR
HWY
42, F
ISH
CRE
EKD
OO
R C
OUN
TY, W
ISC
ON
SIN
05/07/2019
20435-C
EAS
RGM
11
1"=40'
1"=40'
HALF MILE DAM- STRUCTURE MODIFICATION
I:\DATA\20400\20435 - Fish Creek Fish Passage (Town of Gibraltar)\CAD\DESIGN\20435-C-Pond Design Concept 2 - Structure Alteration.dwg 6/13/2019 2:48 PM
HALF MILE DAMSTRUCTURE MODIFICATIONS
STRUCTURE MODIFICATION - DESIGN FEATURESALLOWS FISH PASSAGE THROUGH THE EXISTING DAM WITH MODIFICATION OFDAM STRUCTURE. ALTERATIONS CONSISTING OF SAW CUTTING A V-NOTCH IN THECENTER OF THE DAM WHICH IS PRESENTLY A WEIR. THIS DESIGN OPTION ALLOWSFOR VARIABLE FLOW THROUGH THE DAM AS WELL AS MAINTAINING THESTRUCTURE. PONDING OF WATER BEHIND THE DAM IS STILL ANTICIPATED,HOWEVER THE SIZE OF THE POND WILL BE REDUCED.
ESTIMATED WATER
SURFACE ELEVATION
PROPOSED MODIFICATIONEXISTING STRUCTURE