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8' MAX.
VARIABLE AS DIRECTED BY THE ENGINEER
NORTH CAR❑LINA LAND QUALITY SECTION-EROSION CONTROL
Cross-Section 12"min.of NCDOT#5 m n ,
Rock Abutment or#57 washed stone L a --- ---- ------------------ ---- > } N O T E S
ANTI-VORTEX PLATE - - -#-
CREST OF DAM t 3600 cu ft/ocre bx» _ , }15'min -
t 7 * ? we 2> General Alt erosion control measures are to be performed in strict accordance with
TRASH RACK A Weir Elevation b`1` �� ' S MIN, 12-1/2 GA.
Close I and II i J i ,r' +t m x
INTERMEDIATE requirements of the North Carolina Department of Environment and Natural
RISER CREST\ N 1 Riprop ,mot t s MIN, 10 GA. WIRES q
t! 1'min.NCDOT05 r a' f � { ,, �A LINE WIRES - Resources, division of land resources, land quality section, The following
RISER — 2 2,5 or#57 washed y, 4?"
1 1 stone n >> filter GRADE construction sequence shall be complied with for all work.
A PERFORATE THE LOWER HALF y+ ink ✓?^ fabric
BASIN SEDIMENT HEIGHT OF RISER WITH 1/2' HOLES 10,X6CLASS
x18" yy ,F, 1. Obtain grading permit,
DEPTH SPACED 3' APART IN EACH CLASS I r
9 9 P
(SEE 1/2 BASIN DEPTH RIPRAP / 6'
PLAN) #57 STONE OUTSIDE VALLEY �� ' 2, Install all erosion Control measures as required by the North Carolina Department
"t Mm.1.5'thick Design settled �" Overfill 6" r '
.wi yr Rock Apron 9
of Environment and Natural Resources, Division of Land Resources, Land Quality
arm
CMP "`4rf' Plcn Vrew settlement
..� ..,,... W r�,.. _. i 1� - - section.
top ��
M ?�: -• t i� gy < �Emergencyby- Iff
3 Obtain certificate of compliance through on-site inspection by a representative
SAC 1
i 4 s� ass 6"below
-- --- -
- ax` min it {l oYk settled top of of the North Carolina Department of Environment and Natural Resources, Division of
�:r
BARREL PIPE T /---Cut-off Trench zy5 ° dam Land Resources, Land Quality Section,
__ 4. Proceed with grading, clearing and grubbing,
PROVIDE MIN. OF INV, Filter Fabric , Natural 5, Begin Proposed Construction,
3 CORRUGATIONS CONCRETE ANCHOR Ground
EMBEDDED IN CONC, Cross-Section View foib�� min. STEEL POST g P
6. Seed and mulch denuded area within 15 working days after finished grades are
5'x5' WATERTIGHT ANTI-SEEP) FILTER FABRIC established, seed and soil amendments shall be placed on a prepared seedbed at the
COLLAR LOCATED SLIGHTLY MIRAFI 700X Figure8.83aRockDamcrosssec8on Flgure8.60aPlanviewandcross•sectionv'ewofalemporarysedimenttrap. WOVEN WIRE FABRIC following rates per acre:
DOWNSTREAM OF C/L DAM I SILT FENCE FABRIC
NOTE Rock Dam cross-section NO, 57 STONE o i 3 Fertilizer (10-10-10) 1,000 tbs,
Lime 4,000 tbs,
Temporary Sediment Trap Fertilizer
fescue loD lbs.
1, ALL CUT AND FILL SLOPES SHALL BE 21 OR FLATTER, i
FILL SLOPE Straw mulch 60-80 bales
r.:.y.; •2, ALL EMBANKMENTS SHALL BE SEEDED IMMEDIATELY UPON COMPLETION. GRADE
CM for Summer seeding add to the above:
3. A YELLOW STRIPE SHALL BE PAINTED AT THE ELEVATION DESIGNATED AS
'1/2 BASIN DEPTH', WHEN SEDIMENT IN BASIN REACHES THIS LEVEL IT SHALL BE REMOVED 12' MINIMUM COVER 10 tbs.
AND DEPOSITED IN A SUITABLE AREA IN SUCH A MANNER THAT I7 WILL NOT ERODE. o
OVER SKIRT x■ German millet
Sudan grass 15 tbs,
ANCHOR SKIRT AS
Spillway Details DIRECTED BY ENGINEER for Winter seeding add to the above:
Figure spillway
Beta.63a Rock Dam plan view and Rye grain 10 tbs,
spillway details
Top of rock abutment
RISER/BARREL TYPE SEDIMENT BASIN 5 atton;,; ?l�Zmin Crown vetch 15 tbs,-20 tbs.
Spillway
FOR REPAIR OF SILT FENCE FAILURES, USE NO. 57 WASHED
STONE, AS AN ANCHOR WHEN SILT FENCE IS PROTECTING for at[ slopes 2 to 1 or steeper add to the above:
Filter fabric CATCH BASIN.
•. —————— Natural Ground USE SILT FENCE ONLY WHEN DRAINAGE AREA DOES NOT Sericea tespedeza 40 tbs.
„* EXCEED 0.25 ACRE AND NEVER IN AREAS OF CONCENTRATED
facing _----- If hydroseeding is used, wood cellulose may be substituted for straw mulch at
——————
FLOW the rate of 1,000 tbs, per acre.
a :2'rrun
Alt seeding shall be maintained, watered, etc„ until a permanent vegetative
min ground cover is established over all disturbed areas.
-Ty t
L 7, It is recommended for CONTRACTOR to stockpile topsoil to assist in grassing,
. fl Flaw Level apron
`� r -°~s _♦ _ Silt Fence B. It is anticipated that this project will be completed expeditiously, therefore
spillway,Cris negating any effect that temporary seeding would have on project, The permanent
st .-''t-
ding
wn on the
an
. "d 1 9, Maintainsoil l specification
osionocontrol measlures should adequate.until permanent ground cover is established,
-, -- 10, Remove soil erosion control measures and stabilize these areas,
r4' 11, Request final approval by the North Carolina Department of Environment and
Natural Resources, Division of Land Resources, Land Quality Section,
Rock Abutment --- 12, The CONTRACTOR shalt control all 'dust' by periodic watering and shalt provide
line channel after digging ditch seedcomp and bar access at all times for property owners within the project area and for emergency
A
with N.C.DOT class B erosion control seed and mulch P P Y P j g y
CROSS SECTI ON TO B after constructs n
stone, minimun 12' thick vehicles,
natural groans t 13, During construction, slope face shalt be continuously protected from upland
2-0" run-off by grading top of fill at the end of each day. Fitt should be graded to
Rock Dam plan view and spillway details fill slope min, provide positive drains e in the souther: direction toward proposed diversion swate,
I�III�11'r 1"-0• P P 9 Y P P
In addition to grading for positive drainage owner shall construct a 1-ft high
ITtt 2 temporary berm,
flow E I
3 — —
_�IT.��11�1TL�.1_LI=1 STOCKPILE Proposed Rip Rap Lined
o Permanent Diversion Swale
--L. 6'-0' typ.
I_I 1 lam_. '
A — — — Proposed Grade — — — — _
_ _ _ _ _ _ n fitter fobric
O O O III—III—III—III—III—III—I i 1-1 I I—I 11=1 I(—III—I 1= —III V�0 typical
T 1=1 T 1-lii-I T i -__�.
775 =III—III—I 11=1I1—I((-1 I I-1II—II1-1I1-1 1 1-1I1—I 1(-1 I I RIPRAP C H A N E L D E T A I L Inlet Zone First Chamber Second Chamber 1— 1— T. ELEV. 11 I=III i lIl-1I1=1 I(=1 11=1I1=1 11=1 1 1=1 11=1II-11 1=III= 35%of surface 25%of surface 25%of surface
Ur 11 1y I1J = III1—III—III—I I I—
Inlet Flow area area area Outlet FlowEN I 1 I j Rip Rnim Channel Deasl�rQQ
I-1 11=1 1 ORIGINAL GROUND 1 �
E
I—I I I—I I I—I Ii-
1=J=I I I—I I I=111 T o e O u t @ 4 to 1
I-
750 FT. ELEV.
Typical basin using porous baffles of
B 700 g/m coir erosion blanket
NOT TO SCALE
TYPICAL STOCKPILE CROSS - SECTION Notes. Baffle Detail
1, Compact f ill to 95% Proctor f or each 8 inch lift,
NOT TO SCALE 2, Compact and roughen fill slopes using dozer tracks,
3, Seed immediately upon completion to establish vegitative cover,
Typical F11, 1, Section
NOT TO SCALE
„o
70
g e,� { ti,N I ro
N0 .n
uo .w
.0 No
000
100 100
100 n me
W 000
ae 0"
°1° ae
Cross section C'•C'(Mine Excavation)Scale:1"=200'
10 � 10
2 ; 1 2 - 1 2 : 1
1 0 25
720 N
__ Original Ground
700 w 720
- Be-
700
680 66D
660 660
640 640 0 11
620 620
600 600
580
Pit 580
560 560
540
520
540 Not to Scale
S0D 520 Not Scale
�a 0-0 0-100-101.60 2.00 L440 e,90 3.H 3-0 ,.M 4+e0 s.eo 5-0e.00 Nb 7.e0 M00 •MO 0.0 9.10 9-0 1" a.eo 11+60 ,�co te«te 12,80 ,3-� SDNot -t
Large Berm Detail
Cross Section C'-C' (Mine Excavation) Not to Scale Small Berm Detail -
x
0
eoo
I IPresentN &
soo
7so
— Ground I I
I-
750
700
Present Grromtd ICreek 700I 650
Pit w/Water to _
650 Elev.630
600
600
550 \ 550
500
500
450 ---
450
400
400
350 Pit W/Water to
Elev.500'
350
266
300
250
250
200
200
1+50 2+50 3+50 4+50 5+50 6+50 7+50 8+50 9+50 10+50 11+50 12+50 13+50 14+50 15+50 16+50 17+50 18+50 19+50 20+50 21+50 22+50 23+50 24+50 25+50 26+50 27+50 28+5D 29+50 30+50 31+50 32+50 33+50 34+50 35+50 36+50 37+50 38+50 39+50 40+50 41+50 42+50 43+50 44+50 45+50 46+50 47+50 48+50 49+50 50+50 51+50 52+50 53+50 54+5D 55+50 56+50 57+50 58+50 59+50 60+00
Cross Section D'-D' (Reclamation) Scale: 1"=200'
Permit Renewal 5 201 PROJECT MANAGER DRAWING SCALE RELEASED FOR DATE
2 Add berm in Buffer Area 2/2016 RJC 1 "=200'
3 Add Additional Berm in Buffer Area 4 2018 DRAWN-BY PROJECT DATE HEDRICK INDUSTRIES APPROVALS DATE H E D R I C K INDUSTRIES
4 ForneyCreek Relocation 1 2024 CADD JAN_2024
APPROVED BY PROJECT NUMBER BIDDING DATE Lake Norman Quarry Permit 55-01
RJC 0000 (828) 686-3844 PO Box 425 CONSTRUCTION DATE Lincoln, NC
REV. NO, DESCRIPTION DATE FILE NAME PLOT DATE FAX (828) 686-3820 Swannanoa, NC 28778 y
REVISIONS LNQ JAN_2024 RECORD DWG. DATE