SW3151103_APPROVED PLANS_20151119

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO. SW &5N?2
DOC TYPE ❑ CURRENT PERMIT
APPROVED PLANS
❑ HISTORICAL FILE
❑ COMPLIANCE EVALUATION INSPECTION
DOC DATE��� f /�
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I 2—FOOT CONTOUR INTERVAL (PROPOSED SURFACE) (D
1—FOOT CONTOUR INTERVAL (EXISTING SURFACE) M Z
NOTE: LOCATIONS OF EXISTING UTILITIES AS SHOWN ARE APPROXIMATE ONLY.
EXACT LOCATIONS ARE TO BE VERIFIED IN THE FIELD BY THE CONTRACTOR. Q
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PERMIT SET
NOT FOR CONSTRUCTION
SHEET
c-109
NO. DATE BY REVISION DESCRIPTION

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GRAPHIC SCALE 1 INCH = 60 FEET
2—FOOT CONTOUR INTERVAL (PROPOSED SURFACE)
1—FOOT CONTOUR INTERVAL (EXISTING SURFACE)
NOTE: LOCATIONS OF EXISTING UTILITIES AS SHOWN ARE APPROXIMATE ONLY.
EXACT LOCATIONS ARE TO BE VERIFIED IN THE FIELD BY THE CONTRACTOR.
PERMIT SET
NOT FOR CONSTRUCTION
NO. I DATE I BY I REVISION DESCRIPTION
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#4 BAR
0 12" 0.0 PRECAST BOX
BOTH WAYS 72" SQUARE
a d
BASE
r 12'
SECTION @ OUTLET STRUCTURE
►_l,III r
U-Bt
PROVIDE GRAVEL BEDDING
FOR EXTENDED DRAIN PIPE
AND TRASH RACK
M
#4 BAR--,
10' 0 12" O.0
2'
-ANTI-VORTEX
1/2"x6"x3'
- #4 BAR
O 6" O.0
TRASH RACK
�__12" PVC
3� PLANTSHELF G PLANTSHELF G BOTH WAYS FLARED END SECTION #21
3:1 MIN. 1' ABOVE 1
VEGETATED SHELF-----�. d °
- PERM ELEV = 873.50 -1 ;� '`� ° ° 1
TOP OF SHELF / / BOTTOM OF SHELF °
ELEV = 874.00 -�
8"-10" BENTONITE CLAY LINER ELEV = 873.00 12' ,-
ONCRETE BASE 4s t �.
OR APPROVED ALTERNATIVE OTTOM ELEV = 868.50 f r_
CONSTRUCTED SUCH THAT INFILTRATION 1 SEDIMENT STORAGE I „k✓ ,
FRONT VIEW of TRASH RACK
RATE IS NO MORE THAN NOT TO SCALE
0.01 IN/HR O
��,/i�y
SECTION @ WET DETENTION POND (WIDTH) 1.6 ��''�R
eRe / Sec
NOT TO SCALE K a 8b8.9O"d/
PROPOSED RIP RAP LINED a� ? �> 3, ice
EROSION
FOREBAY (CL 1; T=36")
CONTROL
TOP ELEV 10' FOREBAY DAM
= 880.00 RIP RAP DAM
MATTING PLANTING MIN. 6 WIDE
FULL DEPTH TO
SHELF POND INV. 873.50 (FOREBAY 1p - J,
4.0' PERMANENT POOL 8' WIDE c � ° 818 9'
PERM ELEV = 873.50
1.
a.;� � PROPOSED
TOP OF SHELF `1 FLARED END SECTION #1
ELEV O 874.00 - - - - - RIP -RAP
BOTTOM OF FOREBAY (SEE PLAN THIS SHEET)
BOT. OF SHELF 4.0'
BOTTOM ELEV = 868.50 OREBAY �
ELEV = 873.00 BOTTOM ELEV = 868.500 �h 4
12" DUCTILE IRON DRAI
1' SEDIMENT STORAGE PIPE w/ 12" M.J. GATE 1' SEDIMENT STORAGE IN BOTTOM
VALVE & BOX » '
INV IN = 871.0
8 -10 BENTONITE CLAY LINER OR APPROVED ALTERNATIVE
INV OUT = 870.50 CONSTRUCTED SUCH THAT INFILTRATION RATE IS NO MORE THAN % .� •_ '�
0.01 IN/HR CP/NL SET
SECTION @ WET DETENTION
POND (LENGTH)
NOT TO SCALE
VALVE STEM
TOP ELEV = 874.50
TOP WIDTH
10' MINIMUM
TOP of DAM ELEV = 880.00
6' X 6' PRECAST
CONCRETE BOX
TOP ELEV. = 877.00
4"x4"x4" TEE, TOP CAPPED
6"x36" OPENING
1 4"/FO T
OPENING ELEV. 872.50
WEIR
OOL(1 SIDE)
�-
•� EROSION CONTROL
MATTING ON BACKSLOPE OF DAM
DAM NORTH AMERICAN GREEN S150
(OR EQUAL)
EXISTING
PERMANENT POOL ELEV = 873.50 v
�•� U
GRADE
12 INLET 869.50
W/TRASH RACK INV. _
00;7
INV. = 873.5011
(FOR POOL DRAIN NG/MAINTANENCE�
to
I I
�
VALVE TOO REMAIN SHU ----.
I
II
GRAVEL BEDDING UNDER DRAIN PIPE
4
/ a
�, II
U
�.
KEYWAY DEPTH
VARIES
SEE ANCHORING DETAIL
2' TO 20' FIELD
VERIFY
UNDERCUT EXISTING
GRADE - MIN. 1'
10'
72" x 72"
ANTI -SEEP COLLAR
42" HDP
MIN.
KEYWAY
SECTION @ OUTLET CONTROL STRUCTURE
NOT TO SCALE PROPOSED GRADE
NOTES :
1. BOTTOM OF POND SHALL BE SCARIFIED TO A DEPTH
OF AT LEAST 18" DEEP AND RECOMPACTED TO 95%
OF STANDARD PROCTOR
2. CONTRACTOR SHALL POST A CONSPICUOUS SIGN
STATING WHO IS RESPONSIBLE FOR THE REQUIRED
MAINTENANCE AND ANNUAL INSPECTION OF THE WET
DETENTION POND.
3. WET DETENTION PONDS USED AS SEDIMENT BASINS
DURING THE CONSTRUCTION PERIOD SHALL BE FULLY
CLEANED OUT PRIOR TO USE AS A STORM WATER
1" STAINLESS STEEL
BOLTS w/ STAINLESS
9" STEEL NUTS
I
60" BOX I
ANCHORING DETAIL
:rOiN,
PROVIDE STEPS ON
OUTSIDE OF STRUCTURE
STARTING AT PERMANENT POND
TO TOP (16" O.C.)
SEE PLAN VIEW FOR LOCATION
72" SQUARE
PRECAST BOX
1/2" VALVE STEM
w/ T-BAR HANDLE -�
PERM. POOL ELEV. 873.50
CAST IRON VALVE BOX
TO GRADE -�
GRAPHIC SCALE
IINCH = 30 FEET
PERMANENT POOL SURFACE AREA =
31040 SF MIN. AT ELEV. 873.50
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LIMITS
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-LUMP SUM PAY ITEM FOR WETPOND 1 SHALL
INCLUDE ALL WORK REQUIRED TO CONSTRUCT
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THE WETPOND WITHIN THIS BOUNDARY INCLUDING
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BUT NOT LIMITED TO EARTHWORK, OUTLET CONTROL
()
STRUCTURE AND APPURTENANCES, LANDSCAPING, CLAY
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LINER RIP RAP. MULCH TRAIL AND FLARED END SECTIONS
#1 AND #21 SHALL BE PAID FOR UNDER A SEPARATE
PAY ITEM. 5
'direr
t •, . ,.ti;tti the
PROVIDE STEPS ON -3 11-Li?1115
OUTSIDE OF STRUCTURE b> µ QO�OPvti
-TRASH RACK TO BE APPROVED STARTING AT PERMANENT POND hei`BY
SHALL GBE PAINTED INEER AORT COATED TORASH AVOIDRUST) TO TOP (16" O.C.) OPEN TOP
/�
4"x4"x4" TEE, TOP CAPPED, / W/ TRASH RACK
STOP OF OPEN RISER = 878.00 4" ORIFICE OPENING IN
,-6" x 36" WEIR OPENING 1 SIDE BOTTOM OF TEE
INV. = 877.00
4" x 4" x 4" TEE, TOP WITH THREADED CAP,
STUBBED INTO BOX (SHOWN THIS SIDE FOR
CLARITY, SEE THE WET DETENTION POND TRASH RACK
PLAN ON THIS SHEET FOR LOCATION)
TEE ELEV. 873.50
-4" OPEN END
IN BOTTOM OF TEE 1 11 1 p N
2' MIN. COVER
WNCRETE BASE 12" GATE
VALVE
[op mr 42" HDPE
12" PVC C900 INV. = 869.00
CLASS 200 EXTEND 12" DRAIN PIPE TO
DAYLIGHT AT ELEV. 871.50 -
EXTEND TO DAYLIGHT a 1 M� (1' ABOVE BOTTOM OF POND)
AT ELEVATION 869.50 a END of RISER EMBEDDED
i io IN CONCRETE 12" MIN.
.� 1-7
GRAVEL BEDDING UNDER DRAIN PIPE = .
(4) #5 DOWELS 3" MINJ 1" 0 ANCHOR BOLTS
INTO BASE SLAB 12' x 12'
NOTE:
CONTRACTOR TO CONFIRM LOCATION OF
EXISTING UTILITIES PRIOR TO BEGINNING
CONSTRUCTION.
FERNCO
6" MIN. WASHED STONE COUPLING CONCRETE BASE OR OTHER SUITABLE MATERIAL w/ No. 4 BAR ®12" o/c
BOTH WAYS
OUTLET CONTROL STRUCTURE IN PRIMARY POND
NOT TO SCALE
42" HDPE
12' I
I
PLAN VIEW of OUTLET STRUCTURE
NOT TO SCALE
PERMIT SET
NOT FOR CONSTRUCTION
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NOIDATEIBYIREVISION DESCRIPTION DESCRIPTION

#4 BAR
0 12" O.0
BOTH WAYS
a
M
a.
PRECAST BOX
72" SQUARE
d
\ a a
°
BASE
f 12'
SECTION @ OUTLET STRUCTURE
PLATE
TRASH RACK-
U-BOLT-
PROVIDE GRAVEL BEDDING
FOR EXTENDED DRAIN PIPE
AND TRASH RACK -.x
1�
BAR
•� EROSION CONTROL
MATTING ON BACKSLOPE OF DAM
AM NORTH AMERICAN GREEN S150
(OR EQUAL)
EXISTING
PERMANENT POOL ELEV = 895.00 v
3
GRADE
-----------------------------
12 I W/TR _ 891.00
0
r-
INV. = 895.0011
(FOR POOL DRAIN NG/MAINTANENCE)
I 1
�
VALVE TO REMAIN SHUT��
I
II
GRAVEL BEDDING UNDER DRAIN PIPE
U
KEYWAYDEPTH
VARIES
SEE ANCHORING DETAIL2'
TO 20' FIELD
VERIFY
UNDERCUT EXISTGRADE
7HDP
- MIN.10'
72" x 72"
ANTI -SEEP COLLAR
36"
MIN.
KEYWAY
SECTION @ OUTLET CONTROL STRUCTURE
NOT TO SCALE PROPOSED GRADE
NOTES :
1. BOTTOM OF POND SHALL BE SCARIFIED TO A DEPTH
OF AT LEAST 18" DEEP AND RECOMPACTED TO 95%
OF STANDARD PROCTOR
2. CONTRACTOR SHALL POST A CONSPICUOUS SIGN
STATING WHO IS RESPONSIBLE FOR THE REQUIRED
MAINTENANCE AND ANNUAL INSPECTION OF THE WET
DETENTION POND.
3. WET DETENTION PONDS USED AS SEDIMENT BASINS
DURING THE CONSTRUCTION PERIOD SHALL BE FULLY
CLEANED OUT PRIOR TO USE AS A STORM WATER
1" STAINLESS STEEL
BOLTS w/ STAINLESS
I 9 STEEL NUTS
I j60" BOX
3"
-----J
ANCHORING DETAIL
NOT TO SCALE
EXTEND TO DAYLIGHT
AT ELEVATION 891.00
GRAVEL BEDDING UNDER DRAIN PIPE
NOTE:
CONTRACTOR TO CONFIRM LOCATION OF
EXISTING UTILITIES PRIOR TO BEGINNING
CONSTRUCTION.
2'
-ANTI-VORTEX
1/2" x 6' x 3'
- #4 BAR
O 6" O.0
TRASH RACK
IYV 1 1 V JV/LLC r12" PVC
10' 10' O 12" O.0
J� PLANTING PLANTING BOTH WAYS
SHELF SHELF
3:1 MIN. 1' ABOVE a a
VEGETATED SHELF-- °
-� 1 PERM ELEV = 873.50------------
TOP OF SHELF 3 /
E/ BOTTOM OF SHELF
ELEV = SHELF °
8"-10" BENTONITE CLAY LINER ELEV = 894.50 I 12' - ONCRETE BASE
(OR APPROVED ALTERNATIVE) OTELEV = 890.00
CONSTRUCTED SUCH THAT INFILTRATION 1' SEDIMEENTNT STORAGE FRONT VIEW of TRASH RACK
RATE IS NO MORE THAN
0.01 I N /H R NOT TO SCALE
SECTION @ WET DETENTION POND (WIDTH)
NOT TO SCALE
EROSION TOP ELEV 10' FOREBAY DAM
CONTROL = 899.00 PLANTING MIN. 6' WIDE RIP RAP DAM
MATTING FULL DEPTH TO
SHELF POND INV. 895.00 (FOREBAY +
21 4.0' PERMANENT POOL 8' WIDE
PERM ELEV = 895.00
TOP OF SHELF _ _ / RIP -RAP
ELEV = 895.50 - - - BOTTOM OF FOREBAY (SEE PLAN THIS SHEET)
BOT. OF SHELF 4.0'
ELEV = 894.50 BOTTOM ELEV = 890.00 OREBAY
12" DUCTILE IRON DRAI BOTTOM ELEV = 891.00
1' SEDIMENT STORAGE PIPE w/ 12" M.J. GATE 1' SEDIMENT STORAGE IN BOTTOM
VALVE & e0x 8"-10" BENTONITE CLAY LINER (OR APPROVED ALTERNATIVE)
INV IN = 871.0
INV OUT = 870.50 CONSTRUCTED SUCH THAT INFILTRATION RATE IS NO MORE THAN
0.01 IN/HR
LUMP SUM AYFOR WETPOND 1 SHALL
SECTION @ WET DETENTION POND (LENGTH) INCLUDE ALL WORKEREQUIR D TO CONSTRUCT
VALVE STEM NOT TO SCALE THE WETPOND WITHIN THIS BOUNDARY INCLUDING
TOP ELEV = 898.00 TOP WIDTH 10' MINIMUM BUT NOT LIMITED TO EARTHWORK, ACCESS ROAD,
TOP of DAM ELEV = 899.00 OUTLET CONTROL STRUCTURE AND APPURTENANCES, LANDSCAPING,
6' X 6' PRECAST CLAY LINER RIP RAP. FLARED END SECTION #31 SHALL
CONCRETE BOX
TOP ELEV. = 897.50 BE PAID FOR UNDER A SEPARATE PAY ITEM.
4"x4"x4" TEE, TOP CAPPED 6"x36" OPENING 1 4"/F T
OPENING ELEV. 894.00 WEIR ELEV =
96.50 (1 SIDE) 2
PROVIDE STEPS ON
OUTSIDE OF STRUCTURE
STARTING AT PERMANENT POND
TO TOP (16" O.C.)
SEE PLAN VIEW FOR LOCATION
72" SQUARE
PRECAST BOX-
1/2- VALVE STEM
w/ T-BAR HANDLE
PERM. POOL ELEV. 895.00
CAST IRON VALVE BOX
TO GRADE
/
/
/
03
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�00
1
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S\
cp
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PROVIDE STEPS ON
OUTSIDE OF STRUCTURE
TRASH RACK TO BE APPROVED STARTING AT PERMANENT POND
BY ENGINEER (METAL TRASH RACKS
SHALL BE PAINTED OR COATED TO AVOID RUST) TO TOP (16" O.C.)
,TOP OF OPEN RISER = 897.50 4"x4"x4" TEE, TOP CAPPED,
4 ORIFICE OPENING IN
.�-6" x 36" WEIR OPENING 1 SIDE BOTTOM OF TEE
INV. = 896.50
4" x 4" x 4" TEE, TOP WITH THREADED CAP,
STUBBED INTO BOX (SHOWN THIS SIDE FOR
CLARITY, SEE THE WET DETENTION POND TRASH RACK
PLAN ON THIS SHEET FOR LOCATION)
TEE ELEV. 895.00
-4" CAP MATH 3" ORIFICE
-- --- -----
IN BOTTOM OF TEE N
/ EONCRE 2" MIN. COVER
.A
36" HDPE
CLASS 200
EXTEND 12" DRAIN
PIPE TO
DAYLIGHT AT ELEV.
871.50 -
MI
(1' ABOVE BOTTOM
OF POND)
N'r
{'
END of RISER EMBEDDED
.lid-.
ih IN CONCRETE 12" MIN.
r��r��r.r�r��r.,r�r��r2;.�r��r.r�r��rr
ANCHOR BOLTS #5 DOWELSiy I•.!�;..r'r� Li_..L_r.„L/�i. t/.r�_C.���.�'�'._Cr'r. I•rfIVTO BASE SLAB
FERNCO
6" MIN. WASHED STONE COUPLING CONCRETE BASE
OR OTHER SUITABLE MATERIAL w/ No. 4 BAR 012"o/c
BOTH WAYS
OUTLET CONTROL STRUCTURE IN PRIMARY POND
NOT TO SCALE 1 10
:kph
k
Re
k
0
PERMANENT POOL
SURFACE AREA =
15,674 SF MIN. AT
ELEV. 895.00
rn n=; SW,'31 Stlo�. 11-1��215
. __ it I IL• 1�2D15
OPEN TOP
W/ TRASH RACK
12'
I
PLAN VIEW of OUTLET STRUCTURE
NOT TO SCALE
PERMIT SET
NOT FOR CONSTRUCTION
5 IKMS I REVISED OUTLET CONTROL STRUCTURE
36" HDPE
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SHEET
C-111
NO. I DATE I BY
REVISION DESCRIPTION

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PROPOSED FES r,
\ • 1 r�r�rw�s� . • • r w s rr • 1 �•�� • � � ,
1 �%r S
r` 11 .3ED CB #33Ar `
STORM-14
PROPOSED
STORM DRAINAGE LEGEND
JB = JUNCTION BOX
CB = CATCH BASIN
Cl = CURB INLET
FES = FLARED END SECTION
NOTE:
IT IS ANTICIPATED THAT CB #6A, CB #6B, CB #5A, CB
#58, CB #32A, CB #32B, CB #33A AND CB # 33B WILL
BE REMOVED WHEN LOTS ARE DEVELOPED.
LF 3 24
k " 'ReI:NY
r
295 — -
# i
—
x PROPOSED 33•.
t ax 09.78
STORM
PROPOSED FES #31 9os�
_ NV IN: 906.78 ,
STORM-16 v.,� INV OUT: 905.78 i ' X ,
GR: 898.43
PROPOSED CB # 32 ox
INV IN: 895.00) V��
STORM-16
\y GR: 909.74 n P POSED CB # v _ RO
INV IN: 902.83 n STORM-8
x GR: 906.42
1 _ INV IN: 906.70 PROPOSED ST #6B INV OUT: 902.22 +
` • 1 50 INV OUT: 900 ;
x �; ,, � STORM-9
� CATAWBA COUNTY PROPERTY"� k � GR: 906.45 F t
'1-C
DEVELOPMENT CORPORATION.
V OUT- 902.25
—
RCP` TDIVERSION! lgkthihs
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r
PERMANEN
DITCH, #
U
38+00 rr f•• _EA__64_D11.1.1.._ _.• ,`�` 1 t I s
l
,I y00 PROPOSED BUILDING LOT N0. 2 :. I
q�s5{y� 1
I K z'' � I 1 12 •20
r 246, 874 SF
N " :1
5.67 AC
36 LF 36 RCP I J I
r
37+00'
vvv` I i� � ��Ao
f I
PROPOSED Co 5A °r°
\ \ I x # STORM-8 PROPOSED a
vvv A P hr � DOUBLE Cl #4 I 0
vvvv GR: 903.68 STORM-1
vvw 1 ,-� INV IN: 900.82 �:' �' GR: 883.28 4
\
INV OUT: 900.62- s
.� / N r
i
0 INV IN: 877.35 400
n. �. I
� INV OUT: 876.05
PROPOSED CB #6A �' sa295 LF 3..
_� 6
GRIT ORM903.71 , eoa - PROPOSED CB #5-36g LF"36" I I
INV IN: 900.85 STORM 2 RCP
INV OUT: 900.65 ���v ° 1� GR: 900 82 35+o
/
�y�. — INV IN: 891.02 /' o
PROPOSED CB #6 INV IN: 898.00� - PROPOSED
STORM 2 890—'—�ISSIPATERL. B) —__
i - - _
--�. , " OUT: 2 _ —�-, _
GR: 900.85 ��ea(►�= _= ` "arm= , �Al%
INV U 8
— r' L=5 W=6
INV IN: 898.00 '<- _ 8"o
_sue r- T=1 0
e.
INV OUT: 893.97 ; ��, � -
� CP
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r
GRAPHIC SCALE
3(N)
1 INCH = 100 FEET
2—FOOT CONTOUR INTERVAL (PROPOSED SURFACE)
1—FOOT CONTOUR INTERVAL (EXISTING SURFACE)
PERMIT SET
NOT FOR CONSTRUCTION
1 1 110/23/151KMSI REVISED POND 2 GRADES TO ADD MAINTENANCE EASEMENT
NO. I DATE
REVISION DESCRIPTION
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PROPOSED BUILDING LOT NO. 3
2442686 SF
5.62 AC
40 LF 36" RCP
PROPOSED CB #24A
STORM-12
GR: 902.36
INV IN: 899.50
INV OUT: 899.30
PROPOSED CB #24
STORM-6
GR: 901.22
INV IN: 890.93
INV IN: 897.80
INV OUT: 890.73
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PROPOSED CI #23
1399.80
INV IN: 892.54
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INV IN: 887.95
INV OUT. 885.36
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POTENTIAL LOT LAYOUT SHOWN FOR REFERENCE ONLY AS
BASIS OF DESIGN FOR STORMWATER TREATMENT
SYSTEM. (TYPICAL OF ALL LOTS).
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STORM-13 y /
GR: 902.39
INV IN: 899.53 eNROF4fq INV OUT: 899.33 // °resy,/4se.
PROPOSED CB #25
STORM-6
GR: 901.00
INV IN: 897.67
INV OUT: 895.00
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PROPOSED JB #22
A
GR: 882.00
INV IN: 874.56
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INV OUT: 874.36
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PROPOSED
877.33
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INV IN: 874.00
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PROPOSED
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GR: 883.28
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INV IN: 876.55
INV IN: 877.35
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it PROPOSED JB #2
i� STORM-1
'r GR: 881.98
INV IN: 875.54
INV IN: 876.02 . a C, /
INV OUT: 875.34 �
PROPOSED 27' WIDE PAVED ROADWAY 3/4ow
/ WITH 30" CONCRETE CURB AND GUTTER
BOTH SIDES AND 5 WIDE CONCRETE,
SIDEWALK - SEE SHEETS C-10V•
THROUGH C-107 FOR PLANS""
878.4e +�7}�l4 ]i. /87J 48'
� PROPOSED FES #51
/ STORM-15
/ GR: 872.98
INV IN: 869.00
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PROPOSED
STORM DRAINAGE LEGEND
-i JB = JUNCTION BOX
CB = CATCH BASIN
CI = CURB INLET
FES = FLARED END SECTION
NOTE:
IT IS ANTICIPATED THAT CB #24A, CB #24B, CB #25A,
AND CB # 25B WILL BE REMOVED WHEN LOTS ARE
DEVELOPED.
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PLAN
30 60
GRAPHIC SCALE I INCH = 60 FEET
2-FOOT CONTOUR INTERVAL (PROPOSED SURFACE)
1-FOOT CONTOUR INTERVAL (EXISTING SURFACE)
NOTE: LOCATIONS OF EXISTING UTILITIES AS SHOWN ARE APPROXIMATE ONLY.
EXACT LOCATIONS ARE TO BE VERIFIED IN THE FIELD BY THE CONTRACTOR.
PERMIT SET
NOT FOR CONSTRUCTION
1 10/23/15 KMS I ADDED BMP MAINTENANCE EASEMENT
NO. I DATE I BY
REVISION DESCRIPTION
SHEET
C=1 13