20201231 Ver 1_Grading & Erosion Control Plan_20201216

CONTRACTOR SHALL NOTIFY "NC811" (811) OR (1-800-632-4949) AT
LEAST 3 FULL BUSINESS DAYS PRIOR TO BEGINNING CONSTRUCTION
OR EXCAVATION TO HAVE EXISTING UTILITIES LOCATED.
CONTRACTOR SHALL CONTACT ANY LOCAL UTILITIES THAT PROVIDE
THEIR OWN LOCATOR SERVICES INDEPENDENT OF "NC811".
REPORT ANY DISCREPANCIES TO THE ENGINEER IMMEDIATELY.
Know whafs below.
Call before you dig.
GRADING LEGEND
250.50
250.00
TOP & BOTTOM CURB ELEVATIONS
TW=223.00
TOP OF WALL ELEVATION
BW=213.00
BOTTOM OF WALL ELEVATION
(NOTE: BOTTOM OF WALL IS GROUND
ELEVATION NOT WALL FOUNDATION)
t 250.60
SPOT ELEVATION
LD LD
LIMITS OF DISTURBANCE
WOODED AREA
250
MAJOR CONTOUR
252
MINOR CONTOUR
250-------
EXISTING MAJOR CONTOUR
252
EXISTING MINOR CONTOUR
PROPOSED STREAM CENTERLINE
BOULDER CROSS VANE
CONSTRUCTED RIFFLE
EROSION CONTROL LEGEND
111111111,
SILT FENCE OUTLET
IMPERVIOUS DIKE
-SF-SF-SF-
SILT FENCE
-TP-TP-TP-
TREE PROTECTION FENCE
STAGING AREA
STOCKPILING AREA
o°p �Qo ,ipo Q
CONSTRUCTION ENTRANCE/EXIT
TOTAL DISTURBED AREA = 0.22 AC.
I` \
SEDIMENT FILTE_ BAG \ LIMITS OF DISTURBANCE SEQUENCE
SEE DETAIL SHEEP,C3.03 nr+ SEE CONSTRUCTION SEQUENCE
STABILIZED RIPRAP OUTLET \ \ \1 / / \ \ \ NOTE #8 SHEET C3.00 (TYP.) \
SEE DETAIL SHEET C3.03 8\ \ DEWATERING PUMP
(TYP.)LD
\ \ I(/
ss `o /0/
I\t�,�/ EXISTING CONCRETE CUREDNNRACTOR TO PEROIIDEtSER
IDEWALK TOBE FOR THIS SECTION OF
�LEA_NOUT SEOIMENT Il`\� r / / REPLACED IN KIND. GRAVITY SEWER.
ss FROM EXISTING_NOTHERN '•�i\ `
CULVERT �ONtY� { LO CLEANOU \\ / \ A I r'1
SEDIMENTFROM \\ CONTRALTO SHALL TAKE �`` / ONCE FINAL GRADES ARE ESTABLISHED,
Lc EXISTING NO�THERN \ L EXTRA PRECA TONS AND k' CONTRACTOR TO ENSURE POSITIVE DRAINAGE
I I_ to ULVERI (ONLY) CARE TO PRESERVE TREES �`' I AWAY FROM EXISTING STRUCTURE.
ASS ` ��`"�„ �- \ '� \ - DURING CONST UCTION. (TYP.)
2483- EXISTING 1B" VCP SANITARY SEWER (TYP.)
14 �� \ \ ` - 3 CONTRACTOR TO TAKE EXTRA PRECAUTION
'�� COSTTiC1Ci'E{]�RIFFL (TYP.) ---7 NOT TO DISTURB EXISTING SANITARY SEWER
4b °\� DETAIL :SHE'S I` _:OQ_ / �.T -7-_.I a
IMPERVIOUS DIKE (TYP.) �� �� II EXIST( '� \ \ \ \ ��
_A-rs "�� � � �� LIMITS OF PROPOSED GRAVITY �
SEE DETAIL SHEET C3.03 _2I EXISTING BOTTOM \ �` \ \ - __ �'-r....I RETAINING WALL (TYP.) w
INV. 2174.5 _ CMP CULVERT ESS I I ss \ �'
\BW = 1 \ \„ \ I ✓ I V SCOUR POOL TO BE LINED I i
INV. 2175.00 y, �-to �SM� R I WITH NATIVE MATERIAL FROM
I - I \ \ L0 \ n 1 I EXISTING CHANNEL
40" V. 2175.2 s `_'-�__ RIM 2 81.00 I I
ILLO / EXISTING STREAM C/L I _� -INV 21 3.50 \ I ! I I I a
TCE ZS'-�___ i \ \ ?7 \ I EXISTING BOTTOMLE I ft' 2175.5 ` \ \ __-v� m \ I ~ I = EXISTING PEBBLE
' Q4 _ _ CMP VER - - - - _ \ ��\. ��_ to \ I
_ Tc= CUL' T _ ` \ \ A ��.. �� _ Ji BW = 2178.00 CREEK CONDOSoft-
'�sE n FFE = 2183.00 I _
INV. 2t75.50 I + 2175.5 �� �. ss /� aI
1 ss Bw = 2r7s.00 I l I
SS
_ I L� FLEXIBLE \� rp ` �� ass ' u1 \ I / EXISTING 6" CPP 15'I
a'1 '`'_ - CLEANWATER Z7ss.� I__ /
INV. 2182.37 Y
EXISTING CITY OF / -�� 01 �, _ - �- HOSE (TYP.) \ P �'� Z
ASHEVILLE STORM o' / ��-�p1- �' �°" 1_ �3 / BOULDER CROSS VANE (TYP.)
/ _ \ ` \�\ \ ss '� ice,; SEE DET L SHEET C8.00 I
DRAINAGE EASEMENT. �� - \ 21�j -�.� ss Z
MB 1, PG 231 LIMITS OF �_
DISTURBANCE '�_ \ - ILL
FINAL �€fiT \ 9 ? r! _ �.,� \ ` _ __ BW = 2179.00 <o I
ELEVATIO)I l TO BE 6" \ \ '"� �- of _ _ \ \ -. - _ r BOULDER I
HIGHER (ELEV. 2175.5) \ CREPE \ ' -� _ _ � '- � O P � � L \ (TYP.) _
TAN THE NORTHERN - L _ �183
TEMPORARY s
CONSTRUCTION /LOW -FLOW CULVERT � / ����, BW = 2177.00 =_ � ���, \ SSMH
EASEMENT (TYP.) �'�� (ELEV. 2175.0) � / � - � - � - _ � � /- - - -� - ._ _�� 0 � � RIM 2181.81
INV. 2175.64
/ // SIL1`FENCE OUTLET. \ �_ ��'+� TC TOE-TCE-TGE.- - TC
% iETAIL�SHEET C3.02 W = 2177.00 \ a�►� _� y _ _ f� 10" 2,$g2
? ` HOLLY
►Ey Tc �� / '� \ \ \ `# Sr d \ 180
- -
cE � HOLLY
x TEMPORARY GRAVEL\ o o � � / �/y � ?l. ' - � \ �
aj I ONST CTION ENTRANCE N '� E} yy ,� o�; �, rye .,, p \
/ / / \ 8 2#80
/ ACCESS LOCATION. _ EXISTING 4" IRON
SE DETAIL SHEET 03.02-� / -
/, .,,� PIPE: TELEPHONE
LINE
r --I 1 �3 TOP OF PIPE:
I BW = 2178.00
-T. R tCIA _ \ \ \ \ \ 2178.24
!�z
POTENTIAL STAGING Fes`�1.,, _-2.5" PLASTIC
C h` \♦ (SEE ADDITIONAL AGING \ I --'- I - CONDUIT: CABLE
\ \ J i I �' EXISTING CONCRETE 2 83.00 ti \ N LINE
/ AREAS ON SH C2.00) \ J L SIDEWALK TO BE BW = 2179.00 I q" - �, \ 'TOP OF PIPE:
T REPLACED IN KIND. Cv \ \ \ 2177.9
EXISTING PEBBLE
PROPOSED GRAVITY CREEK CONDOS BW = 2179.00 ' I 21$9
r .10 EXISTING 6" PVC \�
RETAINING WALLS (TYP.) = 2183
P.) INV. 2179.93 - IMPERVIOUS DIKE
DESIGN BY OTHERS _I S - = = `P•)
\ TEMPORARY i \ (SEE SHEETS R1 THRU R4) PROPOSED STREAM C/L " I SEE DETAIL
STAGIN TOCKPILE AREA \ Tce�' " MEET C3�3
(TO B NCOMPASSED WITH \ 2.5" PVC: POWER LINE EXISTING 6" CPP �cn
-
\ D.O BLE ROW SILT FENCE)' \ FLEXIBLE CLEANWATER HEC-RAS TOP OF PIPE: 2177.3 •� 18" INV. 2179.82 PUMP AROUND
/ \\ HOSE (TYP.) CROSS-SECTION
05 I ; I \, cE OAK - - PUMP
1
F z 3aL -
i
331
CONTRACTOR TO TAKE E TR� PRECAUTION
NOT TO DISTURB XISIf1NG UTILITIES
CROSSING DINI1 E (CREEK (TYP.) \ OAK
�\ I
TEMPORARY
I \ CONSTRUCTION
EASEMENT (TYP.)
I 8
N
NC GRID (NAD83)
GRAPHIC SCALE
0 5 10 20
l inch =10 ft.
FINAL DRAWING - NOT RELEASED FOR CONSTRUCTION
'J
Mc DAMS
The John R. McAdams Company, Inc.
3430 Toringdon Way
Suite 110
Charlotte, INC 28277
phone [phone]
fax [phone]
license number: C-0293, C-187
www.mcadamsco.com
CLIENT
CITY OF ASHEVILLE, PUBLIC WORKS DEPT
161 SOUTH CHARLOTTE STREET
ASHEVILLE, NC 28801
PHONE: [phone].
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REVISIONS
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NO. DATE
PLAN INFORMATION Y
PROJECT NO.
COA-19000
FILENAME
COA19000-GI
CHECKED BY
RAS
DRAWN BY
KEG
SCALE
AS NOTED
DATE
12.14.2020
SHEET
GRADING &
EROSION CONTROL PLAN
C3eOl