erosionsedimentcontrolhandbook.construction
TRANSCRIPT
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c o t i a
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P R P AR E ROSION
AN
S D I ME NTATION CONTROL P LAN
IMP LE ME NT TE MP ORARY
E ROSI ON AN
S D IME NTATION
C ON TR OL S D U RI NG
CONSTRUCTION
IMP LE ME NT MAINTE NANC
P R O GR A M T H RO U GH O UT
CONSTRUCTION
P E RMAN NT E R OS IO N C ON TR OL
FOR
FINISH D
SITE
MAINTAIN P E RMAN NT
E R OS IO N C ON TR OL
S U R FA C S T A BI LI Z AT I O N
( TE M P ORA RY)
D RAINAGE
CONTROL
( TE M P ORA RY)
V GE TATIV
(1.5)
NON-V GE TATIV
CHANN LS GRA ING S D IME NTATION
B UFF E R ST AI P S
RIP RA (1.1) (D ITCH S)
P RACTIC S P ON S
(2.1)(2.2)
( 1. 0 ) ( 2. 10 ) ( TE M P O RA RY
MULCHING
G AB IO N B AS K T S
(1.2)
P E RMAN NT)
HY ROS E D ING
GE OTE XTILE FI LT E R CH CK
D AMS FILTE R
B AR RI E R S
FABRIC
(1.3)
BRUSH
(2.7A)
STRAW
(2.8)
MATTING
(1.4)
MATTING
(1.4)
ROCK
(2.7B)
FI LT E R FABRIC
(2.9)
I
D AILY ROUTIN CH CKS R P AIRS R P LAC ME NTS
I NV NTO RY OF
CONTROL
M AT E R IA LS
SU RFA C STABILIZATION
D R AI NA GE C ON TR OL
(P E RMAN NT)
(P E RMAN NT)
V GE TATIV
(1.5)
NON-V GE TATIV CHANN LS STORM D RAIN
CH CK
D AMS
S E D ING
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(D ITCH S)
O UTL E T
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(2.1)(2.2)
P ROTE CTION
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(1.2)
(2.4)
E ARTH SOD D E D
B AMS,
(2 .7E )
MATTING
(1.4)
GR AV L LIN G TE RRAC S,
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P A VI NG
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(2.70)
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S D IME NTATION P ON S
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I
MAINTE NANC P R OG RA M
ROUTIN CH C KS R P AIRS R P LAC ME NTS
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C ON T RO L M A T E R I AL S
F IGU R
3
STE P S TO FOLLOW IN P R P ARI NG AN E ROSION
AN S D IME NTATION CONTROL P R OG RA M FOR
C ON ST RU CT IO N P R OJ E C TS .
N OT E :
NUM B RS
IN
B RA CK T S R FE R TO FAC TS H E TS .
S C TI ON
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N v a S o t i a
4A
D e p a r t m e n t o f
t h e E n v i r o n m e n t
E ROSION AND
SE D IME NT
CONTROL
FACTSHE E T
C AT E G OR Y
CONTROL MSUR
S U RF AC E S T AB I LI Z AT I ON
VE GE TATIVE LININGS
AND BUFFE R STRIP S
( ST R A MB ANK P R OT E C TI ON )
N .1.5
P a ge 1 o f 4
Jun e 1988
P UR OS
• To p r o v i de a n a t ur a l, se l -r e ge n e r a t i n g
c o v e r , o r
l n i n g,
f o r
p r o t e c t i o n
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r un o f f (o v e r l n d f l w a n d o p e n
c h a n n e l f l w)
COND ITIONS WH R A P LICABLE
• W e r e t h e ba n k c a n be a de q ua t e ly
sl p e d
• W e r e st r e a m f l w v e l c i t i e s a r e l ss
t h a n 1-2 m (3.3-6.6 f t .)/ s e c .
• W e r e w t e r f l ws a r e i n t e r m i t t e n t
• W e r e st r e a m c ur r e n t s a r e o f f sh o r e
• W e r e un de r c ut t i n g a n d/ o r l t e r a l
se e p a ge a r e n o t c a usa l f a c t o r s
• As a t e m p o r a r y c o v e r o n l r ge a r e a s
w e r e f i n a l r e gr a di n g h a s n o t be e n
c a r r i e d
o ut a n d m o r e subst a n t i a l
p r o t e c t i o n i s t o be i n st a ll d
• Mo st e c o n o m i c a l w e r e p r o t e c t i o n i s
r e q ui r e d o v e r a n e x e n si v e ba n k a r e a
• In c o n j un c t i o n w t h o t h e r l n i n gs suc h
a s r i p r a p a n d ga bi o n ba sk e t s
A VANTAGE S
• R l t i v e ly l w c o st c o m p a r e d t o o t h e r
t yp e s o f l n i n gs, e sp e c i a lly f o r c o v e r -
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B f o r e h ydr o se e di n g.
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N v a S o t i a
D e p a r t m e n t o f
t h e E n v i r o n m e n t
E ROSION AND
SE D IME NT
CONTROL
FACTSHE E T
CATE GORY CONTROL ME ASUR
D RAINAGE
CONTROL
P LANK D AM
N . 2.7 0
P a ge 1
o f 2
Jun e 1988
C ON D I TI ON S WH R A P LICABLE
P l n k da m s
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•
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STE P S
A VANTAGE S
•
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m a t e r i a ls)
Fo ll w t h e de si gn st e p s l st e d i n C e c k
D a m s
—
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P o st s: e i t h e r a n
Ir o n
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N v a
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FILTE R FABRIC
(G
E OTE XTILE S)
A syn t h e t i c
m a t e r i a l o f
w v e n
o r
n o n - w v e n (p l st i c ) de sc r i p t i o n .
I t s p ur p o se
i s
t o
a ll w w t e r
t o
f i l e r
t h r o ugh
w i l
r e t a i n i n g
f i n e
so i l
p a r t i c l s
a n d
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be i n g
w sh e d a w y.
GABION MATTR SS
A t h i n
ga bi o n
(f l xi bl
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u su a l ly 1 50
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230
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(6
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t h i c k ,
f i l l d w t h r o c k
a n d
use d
t o
l n e c h a n n e ls
o r
st r e a m ba n k s f o r
e r o si o n
c o n t r o l.
GRAD E
(1)
Th e sl p e
o f
a r o a d,
c h a n n e l,
o r n a t ur a l gr o un d.
(2)
Th e
f i n i sh e d sur f a c e
o f a
r o a dbe d,
t o p o f
e m ba n k m e n t ,
o r bo t t o m o f
e xc a v a t i o n ;
a n y
sur f a c e p r e p a r e d
f o r t h e
sup p o r t
o f
c o n st r uc t i o n ,
l k e
p a v i n g
o r l yi n g a c o n dui t .
(3)
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f i n i sh t h e sur f a c e
o f
a
r o a dbe d,
t o p o f
e m ba n k m e n t
o r bo t t o m
o f
e xc a v a t i o n .
GRAD IE NT
C a n ge o f
e l v a t i o n
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