20220138 Ver 1_PCN_Impacts_Plan 02-25-22_20220307

GRADING AND STORMWATER LEGEND
EXIST. BOUNDARY
— EXIST. ADJOINER
— EXIST. STREAM
EXIST. STREAM BUFFER
EXIST. RIGHT OF WAY
— EXIST. EASEMENT
— EXIST. BUILDING SETBACK
L J EXISTING BUILDING
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NO STREAM IMPACTS DUE TO
EXISTING SIDEWALK
EXISTING PAVEMENT
EXIST. CURB
SO EXIST. MANHOLE
Oc.o. EXIST. MANHOLE
E SS EXIST. SANITARY SEWER
EXIST. SEWER CLEAN OUT
E W EXIST. WATER LINE
lbw I EXIST. WATER METER
HYDt5 EXIST. FIRE HYDRANT
WV D4 EXIST. WATER VALVE
E OU EXIST. OVERHEAD UTILITIES
PROPOSED ROAD \\ N \
CONSTRUCTION \\ \
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31 1
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PERMANENT STREAM IMPACT S4
P7: 285 SQFT OR 0.00654 AC (36LF)
CULVERT - ACCESS ROAD
ROAD CROSSING
PROPOSED CULVERT: 36 LF
PRO -POSED H DPE PIPE (SEE
SIZING ON SHEET SaT-1)
7
FILL PIPE WITH
STREAM BED MATERIAL
TO DUSTING STREAM BED
ELEVATION
NOT TO
R SCALE
TYPICAL CULVERT PIPE CROSS SECTION
Figure 5.1
Impacts Plan
Culvert
Pipe Size
Stream Impact
(SQ.FT.)
Stream Impact
(AC.)
Stream Impact
(LF)
P3
36"
135
0.00310
34
P4
48"
167
0.00383
36
P6
30"
86
0.00197
40
P7
42"
285
0.00654
36
Total
-
673
0.01545
146
ROAD CROSSING
PROPOSED CULVERT: 40 LF
PERMANENT STREAM IMPACT S3
P6: 86 SQFT OR 0.00197 AC (40LF)
CULVERT - ACCESS ROAD
4-
2.722 Acr
118552 Sq. Feet
♦led
tit ring de4fce
tort
snd i incrft dk
•-- wraps should dlactkarga
and Irdwity
dIssipstor made llr rip rap
or aandpalgs
• (Recharge flee T
_
daitrartering pump
1. maim !logs
clean water cIirnr
work area •
Ier'Igth not to eetcecld
Thai 'ff ii h can be
corrrp4olecl In one {lay
STREAM DE -WATERING DETAIL
sTrua m
dln !picunps
r
&L1fl ~hoIn
' paol
[1-2" ire LB' € oop
2' cite)
NO WORK SHALL BE PERFORMED DURING ELEVATED STREAM EASE FLOWS
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11114 I4V
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150 300
SCALE: 1 /r= 1 50
E
450
1
• { I T• h i� •• i,mein ea strum IF CM
4A
!Y Sr x. Y urea:al
&TANI 1 RhT.li E-0. L.
4 MA cam orvoRrrwI l Farms I
Or micr TE MO RAFT I•e9lM
r1 DIWEER
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7 PUMP COH I MED5%7EEANMC V
hrillll4 R
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Mil l.leffiFD Bd •:
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tea` 1F' AE- f1pi, • 11#fli Yv
TF�.OF I' ^"
FILTREXXTRENCH WATER DE -WATERING BASIN
DETAIL
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N: 96 25 885'
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CONSTRUCTION : JEICE:
AU WNW TO EE PERFORMED DI IEEE
L7RT LUNGPUMP , UND5iM9I
SHOWN wN AIL EJi C ARET HE
PERFORMED ONLY AFTER 4D1 4f?L
PERM HAS BEEN COTAINED MC IN
ACJE1:41147CE ❑F.ALL C]II1TIIPJ
L INSTALL FLRREX FLIER RING
INSTALLPIMP AFI3UNDAND
DEWAlERTNGPU1P! DU ALIT
TURN OH
RIETALL.LLL REQUIRED
PUFFING F1PJNcI
METALL UrgillEAFIMID
QC}WPOTRl•PP+I r?ro5 Arta
BEGIN DI3rrATUR[NJG
5. OWE TRENCH ]5 DRY.. RIME
EUSTINGI PERT �IF
PREGE Nip IND IFLTfLL NEW
CIE
6. RE-SiAI3]L E RliM' lF
NEcE5 IAT. 1.15E
SICDEGR►iQr' LE EX ILA
CLIRLE3c ]]I i1lD% SEED FREE
ASPEN F]fiE
7. REFINE ANY O3LLECTED
SEEP E T lr1 TR ENCI1 OR
F]LIFO X FILTER RUC
B. REPINING PUMPS R'JO PI MG
EgL!IFMENT
9. REPINE 'PUKES
ID.. PPPLT WflLr V a SEEP NU TO,
ANY ❑ISTLErFEE£1.A1 AS
N
W E
S
0 30 60
90
SCALE: 1"= 30
\ \\ I I II 1 I 1 1 \ \ \ ` \\\ `\ 1\\\\\
k\I\1\1\\\\\ \ \ \ ` `\ \ \ \\\\\\\\\\\\ \\\\\\ \\\\\\\ \\\ \ \ \\ \ \\\\ \ \ \ \ \ \ \\\\\ \\ \ \ \ \\ \
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\11\\\\ \ \ \\ \\\\\\ \,
1 \ \ \\ \ \ \ \ \ \\
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\ \ \ \ \ \ \ \ \ \ \ \ \ \ \\\ \ \
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PERMANENT STREAM IMPACT S2
P4: 167 SQFT OR 0.00383 AC (36 LF)
CULVERT - ACCESS ROAD
ROAD CROSSING
PROPOSED CULVERT: 36 LF
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1 - / /11\\\ \
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II ( \ 1 / /
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ROAD CROSSING
PROPOSED CULVERT: 34 LF
PERMANENT STREAM IMPACT S1
P3: 135 SQFT OR 0.00310 AC (34 LF)
CULVERT - ACCESS ROAD
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REVISIONS/SUBMISSIONS
HENDERSON C OUNTY TRC
d
Revision/Submission number with a triangle indicates changes made on this sheet
SEAL
FINAL DRAWING - FOR REVIEW
PURPOSES ONLY
AS NOTED
9
LCIO
15 Arlington Street
Asheville, N.C. 28801
Phone: [phone]
Fax: [phone]
www.brooksea.com
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RICH MOUNTAIN SUBDIVISION PHASE 1
RESIDENTIAL SUBDIVISION
NORTH CAROLINA
HENDERSON COUNTY
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Drawing Title:
STREAM IMPACTS PLAN
File Location: L:\2021 Projects\543521 Ripple Falls Rich Mtn. Due Diligence\Dwg\Stream impacts.dwg