373800E
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Detached
Brooks Lane
Cotta
ge -
Type
1Village
1
2
3
4
5
8
7
6
9
10
11
12
14
15
16
17
18
19
20
21
22
23
24
25
27
28
29
30
39
38
37
36
35
34
33
32
51
52
53
54
55
50
49
48
47
46
45
44
43
42
41
40
8
47
48
23
17
21
20
42
41
VP
25
VP
26
27
28
VP
29
VP
30
38
37
36
35
34
33
VP
32
VP
31
24
39
A
B
26
F
F
L
-
6
3
.
4
0
31
F
F
L
-
6
2
.
1
0
F
F
L
-
6
1
.
8
0
Detached
Detac
hed
Cottage - Type 1
Detached
Cottage - Type 1
Detached
Cottage - Type 1
Detached
Cottage - Type 1Detached
Cottage - Type 1
Detached
Cottage - Type 2
Detached
Cottage - Type 2
Detached
Cottage - Type 2Detached
Corner Turner
Cottage
Brooks Lane
Cottage
Brooks Lane
Cottage
F
F
L
-
5
9
.
4
0
Cottage -
Type 3
Detached - Type 1
VillageDetached - Type 1
VillageDetached - Type 1
VillageDetached - Type 1
Village
Detached - Type 1
Village
Detached - Type 1
Village
Detached - Type 1
VillageDetached - Type 1
VillageDetached - Type 2
VillageDetached - Type 2VillageDetached - Type 3
VillageDetached - Type 4
VillageDetached - Type 4
VillageDetached - Type 4
VillageDetached - Type 4
VillageDetached - Type 4
VillageDetached - Type 4
Village
Detached - Type 4
Village
Detached - Type 5
VillageDetached - Type 5
VillageDetached - Type 5
VillageDetached - Type 5
Village
Detached - Type 4
Farmstead - Rural Terrace 1
Farmstead - Rural Terrace 3
Farmstead - Rural Terrace 2
5
2
5
Ø
5
2
5
Ø
5
2
5
Ø
5
2
5
Ø
E
x
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w
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r
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m
2
2
5
G
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d
1
in
1
6
7
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1
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Ex. MH
CL 56.98
IL 54.22
E
x
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g
2
2
5
Ø
C
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b
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6
m
E
a
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56.480
55.900
Gullies on adjacent site to be
positioned on Site Boundary and
directed away from Redrow
Homes development.
6
2
.
6
0
0
6
0
.
8
0
0
T
y
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W
e
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1
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S36
S8
F7
F13
F3
T
y
p
e
U
P
V
C
Indicative drainage only
from S33 upstream. To
be design by others.
E
x
i
s
t
i
n
g
U
U
M
a
n
h
o
l
e
8
m
E
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2
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1
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2
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t
Hydrobrake
in MH S3
Type Md6 105mm
Head 0.900m
Flowrate 6 l/s
Ex. MH
CL 56.82
IL 55.82
Ex. MH
CL 54.45
IL 51.34
2
2
5
m
m
D
i
a
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e
t
e
r
G
r
a
d
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t
1
:
2
1
436400N
436450N
Min il - 57.3
1
9
.
5
5
2
5
Ø
T
y
p
e
U
P
V
C
D
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a
m
2
2
5
G
r
a
d
1
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n
1
4
5
4
.
6
8
0
5
4
.
0
0
0
Type CONC
Diam 750 Grad 1 in 15
Type CONC
Diam 750 Grad 1 in 12
5
7
.
3
0
0
T
y
p
e
W
e
h
o
l
i
t
e
H
D
P
E
D
i
a
m
7
5
0
G
r
a
d
1
i
n
6
5
6
S16
S18 Outfall
Hydrobrake
in MH S17
Type Md12 264mm
Head 1.570m
Flowrate 57.7 l/s
Pond Inlet
il 57.000
Pond Outlet
il 55.180
Indicative drainage only
from S33 upstream. To
be design by others.
Pond is designed to
attenuate the 1:30
year & 1:100 year +
30%cc storms.
8
m
E
a
s
e
m
e
n
t
E
x
i
s
t
i
n
g
1
.
2
m
d
i
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q
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d
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x
i
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t
i
n
g
1
.
4
m
d
i
a
A
q
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e
d
u
c
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E
x
i
s
t
i
n
g
1
.
4
m
d
i
a
A
q
u
e
d
u
c
t
E
x
i
s
t
i
n
g
1
.
2
m
d
i
a
A
q
u
e
d
u
c
t
Headwalls to pond inlet and
outlet to be FP McCann HW
Large 200 or similar.
Headwall to outfall to be FP
McCann HW Small 150 or
similar.
300Ø High Level Overflow
in HB S17 IL 56.60
PROPOSED SEWER EASEMENT
PROPOSED SECTION 104
BOUNDARY
Checked by
Drawn By
Drawing Title
Drawing Number
Revision
Location
Development
Marketing Name
Date Started
Scale @ A1
Date
WHALLEY
CLITHEROE ROAD, WHALLEY
4307/ENG001-1
DRAINAGE LAYOUT
CT
C
1:500
28.01.14
Item Description
Legend
Notes
DO NOT SCALE.
ALL LEVELS ARE IN METRES.
SURVEY INFORMATION OBTAINED FROM ????.
DRAWING TO BE READ IN CONJUNCTION WITH ALL
RELEVANT ARCHITECT'S AND ENGINEER'S DRAWINGS,
SPECIFICATIONS AND SITE INVESTIGATION REPORT.
THE CONTRACTOR SHALL CHECK THE DEPTH AND
POSITION OF THE EXISTING DRAINS TO WHICH THE
PROPOSED SEWERS ARE TO BE CONNECTED AND
REPORT ANY DISCREPANCIES PRIOR TO
COMMENCEMENT OF EXCAVATIONS.
THE CONTRACTOR SHALL CHECK THE PROPOSED
OUTFALLS CAN BE ACHEIVED PRIOR TO
CONSTRUCTION OF ANY SITE DRAINAGE.
COVER LEVELS SHOWN ARE APPROXIMATE AND
SHOULD BE CHECKED AND ADJUSTED TO MATCH
SURROUNDING FINISH.
Revision AmendmentDate Initials
PROPOSED SURFACE WATER
PROPOSED FOUL WATER
EXISTING COMBINED SEWER
G
ROAD GULLY AND CONNECTION.
Redrow Homes Ltd - Lancs Division
Redrow House, 14 Eaton Avenue, Buckshaw Village, Chorley, Lancs. PR7 7NA.
Tel: 01772 643700 Fax: 01772 643701 Web: www.redrow.co.uk
Legal Disclaimer TBC
This layout has been designed after due consideration of our Context & Constraints Plan
A High level overflow added to HB S17.24.02.14 CT
B Easement for 750mmØ pipe amended to 8m wide.
Width of 750 & twin 600mmØ pipes shown
04.03.14 PTH
C Pipe diameter, gradient, cover and invert level
details for existing highway drain added.
06.03.14 PTH
