SW6980201_APPROVED PLANS_19980413

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW /0 7 QQ�i O
DOC TYPE
❑CURRENT PERMIT
C�APPROVED PLANS
❑ HISTORICAL FILE
DOC DATE
AEO�-J 15
YYYYMMDD

11 1 n -19 /e 11
ti
,4
tiZ ,D� L9 S
J
0

t
SWALE DETAILS = LINER
DESCRIPTION
TYPE
LINER _
SIDE
SLOPEL1
15LOPE
DE
TH
E R
TOP
WIDTH
BOTTOM .
-
SWALE #1
TRAP
EXCELSIOR MAT:
3:1
3.0 -
SWALE J2
TRAP
EXCELSIOR MAT
3:1
14.0'
SWALE #3
TRAP
EXCELSIOR MAT
3:4
16.5'
o =OQc�o
z
F.
-
ri

r+����-w4_ _ -- -�-_ws�'r - _r. 'f-•�. _ _ _ _ rT r --� _+� - _ - - _�- - _ - _ _ - - - t --_ - - - - - p - " _ 'c_ _=- _ - --- - - - _ .-_ _ _ •---- _ -_-- --
_
SWALE �E
-AILS -NOTE: ALL SWALES 1.5 MIN.
_ LINER
DES CRIP�IOI
P
TY E
LINER
SIDE
SLOPE
SL6PE
DE
LI
TH
ER
TOP
WIDTH
BOTTOM
WIDTH
SWALE
-TRAP
EXCELSIOR -
- 3:1
2 a
1.0-
8.O'
tl.a'
SWALE #
TRAP
EXCELSIOR
3:1
5
a
0.5`
17-0'
1 C.0'
SWALE #
TRAP
EXCELSIOR
3:1
0. %
0.5'
` 16.3`
.11.2''
-.
L
c4
w

1. LAW ONE &JXK BIB( EACH SIDE OF THE STRUCTURE !~ Anon <1 � �
OQ ocaz7pDOA
_ ON frS SIDE ON THE MMOM NOW TO ALLOW POOL � A c0
DRANMAGE, THE FTX"TION SHOULD BE EXCAVATED
AT LEAST 2 RICH 1ELOW THE CRE57 OF THE STORM
{ 2:1 SLOE SLOPE VAXAT
PLACE THE BDT70M ROMP OF THE BLOCK AGAPIST
_ EMERCFNCY THE EDGE OF THE STORM DRAW FOR LATERAL SUPPORT
i FLAIR FAMOC - BY-PASS AND TO AVOID WTASKLITS WHEN OWFLFLOW OCCURS. 2!1 SLOPE; CRAbEL FILTER
# e' BELOW IF NEEDED. OW LATERAL SUPPORT TO SUBSEOUENF
14 SIDE SLOPE MAX SETTLED lop ROWS Pr PLACING 2s4 WOW 3TUD5 THROMH
OF EIAM - BLOCK OPENIM6S _
PARE SCREEN
2 GYiEFU.iY Fir H�W�MiLRE GLdTiR ORG73/PARABLE TEM'OCBAdrY SEOeEE1VD _
SEE TIERCE FOR dIENS10N5 BL ME9•i i/z OLD oPEHANc OVER ALL FOOL
_ - BLOCK t�PENVC PG Tay HOLD CAAVEi IN PLACE CEYe,TEIaNC
MAiNTEt�RAtdcE STOPSCFIOtd -
IL USE CLEAN GRAVEL,;/4-Tp 1/2-4NCM M
oerverol ar Mlle AAeI Tres[ DYAMETER P7AICEO 2 W-HES BELOW 1I-E TOP _
rr� �� 'T TEMpoRwf SEoww 7MPS AFTER EA14 PERIM aF SKWAF WP IlAWALI REMOVE SEDWW Alit RESiO� TRAP TO RS ORKX NAL OF THE BLOCK ON A 2:1 SLOPE OR FLATTER AID 1 1
O MENSiOMS WHEN THEE SEObIE NF HYS ACCUMULATED TO ONE-HWLF THE OESICM D07 M OF THE TFMP. RACE THE SEDUENT TW fti JIEKWD V SFiOOTH IT "D AN EVI N GRADE. M #57 WASHED -
I Ir A DESCWTEO DOPQSAL AREA AND iEPL.AGE Tl K 60NTA~TE0 PART OF THE G V EL EAIGIN{r STONE 15 RFCG 44DC1ED. - 2'MM
FILTER FNIfR6 I -
1 _ CHECK Wle sTR=umE raR DAvAzz FRROM ER�DN OR PIP%n F7<IUOCMCALLY CI£CK Ti1E OF ar *r SPILLNAY TO f MLM If 6 A MINWAIN - _
OF 1.3 FT. BELOM THE LOW POINT OF THE EMBANK1ENf. WWFDIATELY FILL WY SErn.Eb"T OF THE D"te(bENT 10 SLIGHILY ADM DE516N
WADE_ AWY flip W DSPLAM FROM THE SP+IL%W MUST BE REPLACED RA4M aUY.
STAB RE THE EMEMKIO MT AND /ILL 15611LIMM AREA6 ARM THE SW M E NY POOL NO DOMIS[REAM FROVII THE INW IMM EDOZE LY LIFTER I + •
C.ONFIRLETpi WITH SEEDW- - 3EMDIMENT '
—I 4-
GRAVEL AND RIP RAP FILTER BASIN
- BLOCK AND GRAVELDROP INIET PROTECTION
NSTALLATION QUAIL OF SEDIUMT FENC`
= eoarodyorea D-ign lkw wdh
- - - - O(VElOCIN DIKE 4* WIN� ISL.Akg DvER N.ET -Tornpins drl ormySodingrm tor Late
win#or ad Earh fin!
MiLD-DOWIt STAKES `�}T L'�.f` MIN
--. - ..
Seeding mixtLsre -
GRAVEL9EDoFlc peons Ra#e (lb%ocre�
RYs (OrtTin) 120
_ —� _I OR ILIER FAD= A:+nuof isapedi:a (Kobe In
Kmdmgnt
l r tO' LNG V-SHtAP£D RIPRAP G> MN& Korean in ¢Ila&mlairrs) PIaiR. so
Omit annual lespedsua when durafkm of t mPomry aaasr k not to extend
CORRUGITED� ' 1 bay JU".
PIPE
I 70P OF - SoMoun#ainsdafes
Above 2500 ft: Feb. 1 S - May 1 S
- _ WWD�OMPACTED -_ - - -
- ( # f LL O%M►DJ B*lar 2500 f#: Feb. 1 - May f
✓ DU TOP t TOP OF Fr ao%Toftftla� Piedmont - Jam. t - May 1
!I CHN►INELS. ROLL UIiT 5i17P5 OF 1ETTNNG PARALLEL W T1#E H DTVERSiT�i - TRAPEZDWL ttlf3RHP CFtA1NTNEi Coastal PWm Dome. 1 r Apr. 15
it On FLTETi tiraBC S41i Amrrtendnrients
DftECTIOII OF FLOW AN+D OVM THE PROTEL'TNE M1JL.CHL } I �� I I-yT IilTUibtL P[iO4JN i, M .-` - �_S' Liri � +an �� �� Soff nmenRaendatRons of set} Mx1s •r aPPHi 2,000 Ib/aers ground
C' �I t i-11 t� t •Folft
4' 1RHf OR+if S10N ClMNNfI - C' aoru+ltural Amostcne oral 750 Ib/acm 10-10--10 fertilizer.
LEVEL SECT !t!! trhn rotrs =I - I
Wick
ck
A'12-R H TRENCH rMV GEL EEDDNG DPI I Apply 4,000 Ib/ocre straw_ Anchor straw by taddng with ast>iwB. noding,
t2-INnt OR nLRA FABW or a mutck amehoring toot. A disk w"k blades set nearly Wralghf can be
JO N STFWS f!Y AN NC - PARAEK)L-C-SHAPED III~ CFMPIL used as a mulch aneharfriq teoL
- AND OVERLAPPING. . = Y = -
- TO BE tl5® WHERE DMESSW STORNWATER Mairrfsncwmet
VELOCITIES PlIOHs3ri WGEE 1W L1 fir S- Referiglze, it growth k reef fully edequato. Ii'seeed forilllzo and mukh
_
VZ
Z
O
0
W
COARSE AGQV&GATE -
2-3'
NOTES: b
NOTES. APPLICABLE !R ALL POINTS OF �h
INGRESS k EGRESS Litaf X SITE IS U 13
a GRAVEL PAD 14 ME RZ's SO' AM 6' 7iICK MLNWM STABLIM FREQUENT CHECKS OF �� tg
,r
'THE OINICE AND TIM"
IL TURNING MWL1S SLIFFIOETNT TO MAINTEW CE MST ME PROAADET.1_ d
ACCOMW)DiAM LARGE TRUCKS IS TO BE N
PROVIOM
d EWTRAINCE(S) SMDLILD BE LOChTED TO
PROVIDE FOR MAXIMUM UTLJTV BY ALL
oor99EILIcTDN VEHSCM.
111. MUSE BE MNNTANED IN A OUNWDN Ln
WHICH YRLL PREVENT TTMCKOC OR V 11 p/1
DIRECT FLOW OF MUD ONTO STREEEM
PERIOOIC 1UPURESSIfG wrrH STQNE
SILL BE NECESSARY: KEEP SOME H4WY_ &-4 In
t. ANY WTERut WHICH STILL MWES f r t D
ONTO IIi-C R17K} MUST BE CLEANED UP
IMMEMAMY. P�1
w ZWMET)
�. Lialnrn
�y v
ir-
T P Y N T1 X �� v '
TE ORAR CO STRUC OIY E TRAN�1�
x
in LAB M La
l.�.I OWN
Z try
-CC C4
� LO
M� mLO
M
�1 w La
Te+nperery Seeding OMEN* z O Z n
RecorntnendoCons. for raw r'1i M Q
w a Z N
S"ding mixture
S ecies Rate (Ib/acre}
Ry# grain) 120
Seeding datea
Maw"Mine - Aug. 15 - Dee. 15 -
Coasftl Plaid and Pltdrnont = Aug. 15 - Doe. 30
Soll Ammendrrients
FoR&w will Mxf or apply 2,OOD lb/acre ground agricultural firneetone and .
1000 lb/acre 10-10-19 fertilizer -
Mulch - `
Apply 4.000 lb/acre straw. Anchor straw by laclanp with asphalt. newtirig.
or a mulch anchoring ioai. A disk with blades se# eearly straight can be
used as a rnuich ancherfag tool.
I _ _
f AtalrrterWanee .
Ropair and roferlfflze damaged areas lr*nwdfaffely. Tepdroes WMh S0
Itie/acre of nitraW in March. If if is ntcezvwy to eidend ttrnporary cover
beyond June 13, overseed with 50 lb/acre Kobe (Pfedrnont and Coastal
1 Plaint' or Kerwsn (Mounteams) kaNdaz■ In left February or early Marek.
i -
= yZE OF STONE MUST E DETERMINm rr Lrnmadkrkhy folla+ring erosiarR or, ether don ge.
R S SECTION F TEMPORARY P RAIN APPROPRfLTE DEUGN PROCEDURE.
INSTALLATION OF NETTING AND MATTING
(UMFIED FROM VA- DV_ OF FORESMY) - RIP RAP LINED _C ANNE
SE DING -SPECIFICATIONS
Tanpormy Seeding APPLY 4.OW LOS DOLOMITIC LIMESTONE PER ACRE:.
= llecommendattar+s ter APPLY 1,200 LBS 10-1A-10 rERTU7ER PER ACHE FOR GRASS SEEDINGS OR:
sump APPLY 1,200 LBS S-10-10 FERTIUZER PER ACRE FOR LEGLHOW SEEDINt;.
LIME AtVD FEtt'TfrllZEtt ARE TO BE DISKED tNTI? TiiE SOIL SURFACE TO A MINIMUif DEPTif Vr 4 INCHES
THE FOLLOWWG ARE SEEDING PATES OF CRASS AND GRASS -LEGUME MIXTURES FOR DIFFERENT TIMES _
or THE YEAR THESE RECOMMENDATIONS ARE FOR THE ESTA9MHMENr OF A PERMANENT VEGETATIVE COVER.
TEMPORARY VEGETATIVE SEEDING WILL REQURRE DIFFERENT RATES AND MD(TURES. Q
LATE AVINTE:R - EARLY SPRING Z
O
GRASS: LAWN MIXTURE U
TALL FESCUE 80 LOS. " ACHE
R"EGRAIN 60 LBS. PER ACRE
Ct7MM0N BERMUDA - 15 LOS PER ACRE IN SANDY SOILS
Lid Q'
O r
IZ
LJ
+�H Z
Y�---1 CL
GRASS: LEGUME MIXTURE
TALL FESCUE W LBS. PER ACRE
R r-CRAIN 30 LBS. PER ACRE
SECRECIA LESPEDEZA (ACARIF1ED) S0 LBS. PER ACRE
COMMON BERMUDA- 15 LBS. PER ACRE tN SANDY SOILS
LU
��
EARLY SPRING - LATE SPRING
C
Z
GRASS: ILAWN MIXTURE
TALL FESCUE 150 LBS. PER ACRE
W
RYE -GRAIN 50 LBS. PER ACRE
J
COMMON BERMUDA 15 LBS. PER ACRE lit SANDY SOILS
Q
L)
Li
GRASS: LEGUME MIXTURE
In
TALL FESCUE 30 LBS. PER ACRE Q
t.s' Mel. SENECIA LESPEDEZA (ACAWIED) W LBS. PER ACRE
COMMON BERMUDA 15 LBS. PER ACRE IM SANDY SOILS
SUMMER:
- - - - - •r - rtr•r ow
WA�+iOI sap GRASS.
3 X rrz r her TALL FESCUE 60 LBS. PER ACRE
AIFM GEM - - Hlii - - - - - - - - -
- - BROWNTOP MILLET 35 LB`5. PER ACRE
SORCfiUM-SUDAN HtYWIDS 35 LBS. PER ACRE
\` POWNTOP MILLET AND SORGHUM-SUDAN HYBRIDS MUST RE KEPT AT O Fite tobrie �— L. 10--12 INCHES IN HEIGHIT TO ALLOW ESTABIJ5HMENT OF TALL FESCUE.
e s COMMON BERMUDA 15 LBS. PER ACRE IN SANDY SOILS
A a 1TYMAL CONSTRUCTION - LATE SUMMER - EARLY FALL
- tIPSTTiEAM EIS - I 1. 4fblaf# JedtRbMH C0 b of approval 111 the ata?e or Local EiRAS4: LAWN MIXTURE
- - Oo= f .r B - - � _ TRENCHtF sTutM DRAIN - of]�Y-
TALL FESCUE iO LBS. PER ACRE
ood Erosion CdrSECTl�1 A -A
Skacn - - ATE 'L- Instait a# ermlon control measures m shevm. R"EGRAIti 60 LBS, PER ACRE
_ - sJ� rnwawhsa seimAllri sJOIe tsr�s r7ihr �� - C0MM01r BERMUDA 15 LBS PER ACRE IN SANDY SOILS
_ T_ La IN t w ftno of UN rMrap spoor- 3. Proceed ofth grading. GRASS: LEGUME MORURE - C
4. Clean see no it basins wherh half tuft. CROWNVETCH 25 LOS. PER CA REE -
2. e - 1.5 firmer Ore ermvmrR etWW d-WAWN m.t
24' loses( real Irer Ihsr ICCOMMON BERMUDA 15 LBS. PER ACRE IN SANDY SOILS
al awrier s S. Seed and amich de sided area vHPII n 30 days aftor fMfshed
3 A ale eLw+ir.R .r r�tr f.trsr oW w adrs are safabr"istied, tee sesdi specift-Wionw ••
I'Der fabrle tantara bw.wae Yr riprop onV sob feneda fAR!_T FALL - EARLT WINTER
W
4L Melritain eeif •reston Control measures untV permanent i,AlASs' LAWN MIXTURE Q
ground carer is wil blishod. TALL FESCUE 100 LBS. PER ACRE
0
PIPE Q01U IQ FLAT AREA —NO 1+,xL D IN HAid rEGRAIII 45 LBS. PER ACRE
SECTnN A -A - 7. fsot# w+sNon control measures and efablftze these
TOIf � 3ie' EXTETRI[1t _ areas.
reas.eas. _ ODMM{)N BERAtU[]A 15 LBS. PER ACRE IN SANDY SOILS
�•T
IF PLYWOOD GRSS. LEGUME MIXTURE
- - _ L RMuwi find approvol by the N.C. Deparlrntnt of Natural TALL FESCUE 50 LBS. PET+ ACRE
SEarie should be placed over the cf+arnial banks to keep water _ _ - _
Resources or local eoerwy. RVFGRAIN 40 LBS PER ACRE
from cutting crowd the darn SERECIA LESPEDEZA (UNSCARIFTED) 60 LBS. PER ACRE
_ - COMMON BIERMLIDA 15 LBS. PER ACRE IN SANDY SOILS
- WTER SEEDING THE AREA IT 15 TO BE ROLLED OR CU LTEPACKED TO MWSURE THAT THE SEED 13 PRESSED
- ON CHECK AM PLYWOOD e9QiLCTION IIW'-0 CONTACT *rH THE SOIL SURFACE.
- _ ALL SEEDED AREAS ARE TO BE MULCHED VnTM STRAW WULCM AT THE RATE OF 3,000 LBS PER ACRE
= iAPPROXIMATELY 100 BATES PER ACRE).
_ 0.11-CM TO BE ANCHORED BY FMTHER ITY MECI-A L MEANS OR WITH ASPHALT TACK.
- FILE: DETAILS