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SHEET INDEX
SHEET No. DESCRIPTION
1. COVER SHEET - GENERAL NOTES, SHEET INDEX AND LEGEND
2. ENGINEERING PLAN SHEET
3. OSD TANK SECTION AND DETAILS
4. RETAINING WALL DETAILS
5. SOIL & WATER MANAGEMENT PLAN
6. SOIL & WATER MANAGEMENT DETAILS
A1
BARKER
RYAN
STEWART
TOTAL PROJECT SOLUTIONSPLANNING - PROJECT MANAGEMENT - ENGINEERING - CERTIFICATION
SYDNEYP: 02 9659 0005
CENTRAL COASTP: 02 4325 5255
HUNTERP: 02 4966 8388
brs.com.aumail@brs.com.au
ABN: 26 134 067 842
LOCATION OF WORKS
LOCALITY SKETCH
NOT TO SCALE
PROJECT NUMBER: SY18011C11
Council Ref:
REV C
NO
RT
H
EXISTING SERVICES
EX. STORMWATER DRAINAGE LINE
EX. OVERHEAD POWERLINE
EX. WATERMAIN
EX. TELSTRA
EX. RECYCLE WATER
EX. GAS
RCW RCW
BLACKTOWN CITY COUNCILPROPOSED RESIDENTIAL DEVELOPMENT
165 GUNTAWONG ROAD, ROUSE HILL
LOT 1 DRAINAGE DESIGN PLANSPrepared for: THE BATHLA GROUP Pty Ltd
1. ALL WORKS SHALL BE CARRIED OUT IN ACCORDANCE WITH BLACKTOWN CITY COUNCIL'S DCP
REQUIREMENTS AND ENGINEERING GUIDE FOR DEVELOPMENT & CIVIL WORKS SPECIFICATION
AND/OR AS DIRECTED BY THEIR REPRESENTATIVE.
2. THE CONTRACTOR IS TO IDENTIFY, LOCATE AND LEVEL ALL EXISTING SERVICES PRIOR TO THE
COMMENCEMENT OF CONSTRUCTION WORKS AND WHERE NECESSARY MAKE ARRANGEMENTS WITH
THE RELEVANT AUTHORITY TO RELOCATE OR ADJUST WHERE NECESSARY. ALL UTILITY
ADJUSTMENTS ARE AT THE DEVELOPERS EXPENSE.
3. COUNCIL'S TREE PRESERVATION ORDER MUST BE OBSERVED AND NO TREE SHALL BE FELLED,
LOPPED OR REMOVED WITHOUT THE PRIOR APPROVAL OF COUNCIL.
4. ALL WORKS SHALL BE UNDERTAKEN IN ACCORDANCE WITH THE WORK HEALTH & SAFETY ACT 2011
AND ALL RELEVANT OCCUPATIONAL HEALTH & SAFETY POLICIES AND REGULATIONS.
5. DIMENSIONS SHALL NOT BE SCALED FROM THE PLANS. CLARIFICATION OF DIMENSIONS SHALL BE
SOUGHT FROM THE SUPERINTENDENT OR REFERRED TO THE DESIGNER.
6. SURVEY MARKS SHOWN THUS SHALL BE MAINTAINED AT ALL TIMES. WHERE RETENTION IS NOT
POSSIBLE THE ENGINEER SHALL BE NOTIFIED AND CONSENT RECEIVED PRIOR TO THEIR REMOVAL.
7. ALL NEW WORK IS TO MAKE A SMOOTH JUNCTION WITH EXISTING CONDITIONS.
8. THE CONTRACTOR IS NOT TO ENTER UPON NOR DO ANY WORK WITHIN OR ON ADJACENT LANDS
WITHOUT THE PRIOR APPROVAL OF THE SUPERINTENDENT AND THE WRITTEN PERMISSION OF THE
OWNERS.
9. SEDIMENT MEASURES SHALL BE IMPLEMENTED PRIOR TO SOIL DISTURBANCE IN KEEPING WITH THE
4th EDITION OF LANDCOMS "SOILS AND CONSTRUCTION - MANAGING URBAN STORMWATER" MARCH
2004 TO THE SATISFACTION OF COUNCIL'S REPRESENTATIVE AND AS SHOWN IN THESE DRAWINGS.
10. THE CONTRACTOR SHALL CLEAR AND DISPOSE OF ONLY THOSE TREES THAT ARE CONDEMNED BY
THE PLANS. COUNCIL'S TREE PRESERVATION ORDER SHALL BE OBSERVED AND NO TREE SHALL BE
FELLED, LOPPED OR REMOVED WITHOUT PRIOR APPROVAL.
11. THE CONTRACTOR SHALL CLEAR THE SITE BY REMOVING ALL RUBBISH, FENCES, OUT HOUSES, CAR
BODIES, DEBRIS, ETC. THE CONTRACTOR SHALL NOT DISPOSE OF ANY DEBRIS BY BURNING OFF IN AN
OPEN FIRE.
12. UNSOUND MATERIALS AS DETERMINED BY COUNCIL'S REPRESENTATIVE SHALL BE REMOVED FROM
ROADS AND LOTS PRIOR TO ANY FILLING.
13. ALL SITE REGRADING AREAS SHALL BE GRADED TO THE SATISFACTION OF COUNCIL'S
REPRESENTATIVE. THE CONTRACTOR SHALL TAKE LEVELS ON THE EXISTING SURFACE AFTER
STRIPPING TOPSOIL AND PRIOR TO COMMENCING ANY FILL OPERATIONS.
14. SURPLUS EXCAVATED MATERIAL SHALL BE PLACED OR DISPOSED OF IN ACCORDANCE WITH THE
CONTRACT, OR AS DIRECTED BY THE SUPERINTENDENT.
15. ALL SITE FILLING SHALL BE PLACED IN LAYERS NOT EXCEEDING 300mm AND COMPACTED IN
ACCORDANCE WITH COUNCIL'S SPECIFICATION AND BE TESTED AT THE REQUIRED INTERAVLS BY AN
APPROVED N.A.T.A. GEOTECHNICAL LABORATORY.
16. MINIMUM 150mm THICK TOPSOIL SHALL BE SPREAD ON ALL FOOTPATHS, BERMS, BATTERS AND SITE
REGRADING AREAS. EXCESS TOPSOIL SHALL BE DISPOSED OF AS DIRECTED BY THE
SUPERINTENDENT.
17. ALL LAND DISTURBED BY EARTHWORKS SHALL BE SPRAY-GRASSED, OR SIMILARLY TREATED TO
ESTABLISH GRASS COVER. SEED MIXTURES ARE TO BE APPROVED BY COUNCIL PRIOR TO SPRAYING.
ALL GRASSED AREAS SHALL BE REGULARLY WATERED AND MAINTAINED UNTIL EXPIRATION OF THE
MAINTENANCE PERIOD.
18. THE CONTRACTOR SHALL MAINTAIN DUST CONTROL THROUGHOUT THE DURATION OF THE PROJECT.
19. ALL PITS DEEPER THAN 1.2m SHALL HAVE STEP IRONS PROVIDED IN ACCORDANCE WITH COUNCIL'S
STANDARDS.
20. ALL DRAINAGE LINES THROUGH LOTS SHALL BE CONTAINED WITHIN THEIR EASEMENTS AND
CONFORM WITH COUNCIL'S STANDARDS.
21. ALL DRAINAGE LINES ON HIGH SIDE AND UNDER ROADS SHALL BE BACKFILLED WITH SHARP SAND
AND HAVE 3.0m OF AGRICULTURAL LINE WRAPPED IN AN APPROVED FILTER FABRIC, DISCHARGING
INTO THE DOWNSTREAM PIT AND AS DIRECTED BY COUNCIL.
22. SUBSOIL DRAINS SHALL BE CONSTRUCTED TO THE SATISFACTION OF COUNCIL'S REPRESENTATIVE.
23. PRECAST KERB INLET LINTELS SHALL BE USED ON GULLY PITS. GRATES SHALL BE "WELDLOK" TYPE
GG 78-51 OR APPROVED EQUIVALENT.
24. PROVIDE VEHICULAR ENTRIES IN KERB AND GUTTER WHERE SHOWN OR WHERE DIRECTED BY THE
SUPERINTENDANT.
25. GUIDE POSTS SHALL BE 100mm X 50mm HARDWOOD, PAINTED WHITE WITH REFLECTORS.
26. ERECT STREET NAME SIGNS, CONDUIT WARNING SIGNS AND NO THROUGH ROAD SIGNS WHERE
SHOWN OR WHERE DIRECTED BY COUNCIL'S REPRESENTATIVE.
27. CONDUITS SHALL BE LAID WHERE REQUIRED BY RELEVANT AUTHORITIES AFTER POSITIONS HAVE
BEEN DETERMINED BY THE RELEVANT AUTHORITIES AND BEFORE FINAL A.C. IS LAID
28. POSITION OF CONDUITS SHALL BE MARKED ON THE KERB.
29. FELLED TREES SHALL BE SALVAGED FOR RE-USE AS WOODCHIP MULCH OR LOG FORM FOR SITE
REHABILITATION, NON-SALVAGEABLE MATERIAL SUCH AS STUMPS AND ROOTS SHALL BE DISPOSED
OF OFF SITE.
30. THE CONTRACTOR SHALL PROVIDE MINIMUM 24 HOURS NOTICE TO COUNCIL'S REPRESENTATIVE FOR
ALL INSPECTIONS.
31. THE CONTRACTOR SHALL MAINTAIN SERVICES AND ALL WEATHER ACCESS AT ALL TIMES TO THE
ADJOINING PROPERTIES.
32. THE CONTRACTOR SHALL UNDERTAKE TRAFFIC CONTROL MEASURES TO COUNCIL'S SATISFACTION
AND SHALL DISPLAY ALL APPROPRIATE WARNING SIGNS THROUGHOUT THE DURATION OF
CONSTRUCTION.
33. ALL NATURAL SURFACE DATA HAS BEEN DETERMINED BY TERRAIN MODELLING. ALL CONSTRUCTION
SITE WORKS MUST BE CARRIED OUT USING THE BENCH MARKS SHOWN ON THESE DRAWINGS.
34. 100yr FLOW PATHS TO BE FORMED AT TIME OF CONSTRUCTION.
35. STRUCTURAL CERTIFICATION REQUIRED FOR CONSTRUCTION OF MAJOR AND NON-STANDARD
STRUCTURES.
36. DRIVEWAYS/LAYBACKS TO HAVE MINIMUM 1m CLEARANCE FROM POWER AND LIGHT POLES AND
STORMWATER DRAINS AND 6m CLEARANCE FROM KERB RETURN TP's
37. VEHICULAR CROSSINGS TO BE 4.5m WIDE AT KERB AND GUTTER.
38. ALL STREET NAME POLES & LIGHT POLES SHALL BE BLACK POWDER COATED IN ACCORDANCE WITH
BLACKTOWN CITY COUNCIL'S ENGINEERING GUIDE FOR DEVELOPMENT CONDITION 5.5.4.
39. ALL DISTURBED AREAS & STOCKPILES TO BE STABILISED WITHIN 14 DAYS.
40. PROVIDE 300mm WIDE STRIP OF TURF BEHIND KERB & 1m WIDE AROUND ALL SURFACE INLET PITS.
GENERAL NOTES
41. THE HOURS OF ANY OFFENSIVE NOISE-GENERATING DEVELOPMENT
WORKS SHALL BE LIMITED TO BETWEEN 7:00am TO 6:00pm, MONDAYS
TO FRIDAYS & 8:00am TO 1:00pm SATURDAYS WITH NO SUCH WORK
TO BE UNDERTAKEN AT ANY TIME ON SUNDAYS OR PUBLIC
HOLIDAYS
42. ONCE 60% OF THE UPSTREAM LOTS ARE FULLY DEVELOPED THE
IMMEDIATE BIORETENTION ELEMENTS TOGETHER WITH THE
TEMPORARY PROTECTION MEASURES FOR THE BIORETENTION
AREA ARE TO BE INSTALLED. ONCE THESE ELEMENTS ARE
INSTALLED, OPERATIONAL AND CERTIFIED BY AN ENGINEER
REGISTERED ON NER THAT THEY ARE CONSTRUCTED IN
ACCORDANCE WITH THE APPROVED PLAN, THE INTERMEDIATE
BIORETENTION CONSTRUCTION BOND CAN BE RELEASED.
43. THE TEMPORARY PROTECTION MEASURES FOR THE BIORETENTION
AREA ARE NOT REMOVED, NOR THE FILTER AREA OF THE BASIN
PLANTED OUT UNTIL A MINIMUM OF 90% OF THE UPSTREAM
CATCHMENT DRAINING TO THE BASIN IS FULLY DEVELOPED
INCLUDING LANDSCAPING AS AGREED WITH COUNCIL. ONCE 90% OF
THE UPSTREAM CATCHMENT IS DEVELOPED, THE BIORETENTION
BASINS MUST BE COMPLETED WITHIN SIX MONTHS.
44. PROVIDE A ROOF WATER OUTLET TO KERB FOR EACH PROPOSED
LOT THAT DRAINS TO THE STREET.
45. ALL STREET NAME POLES & LIGHT POLES SHALL BE BLACK POWDER
COATED IN ACCORDANCE WITH BLACKTOWN CITY COUNCIL'S
ENGINEERING GUIDE FOR DEVELOPMENT.
46. ALL DISTURBED AREAS & STOCKPILES ARE TO BE STABILISED
WITHIN 14 DAYS.
47. PROVIDE 300mm WIDE TURF STRIPS BEHIND ALL KERBS & 1m WIDE
AROUND ALL SURFACE INLET PITS.
48. ALL UTILITY ADJUSTMENTS ARE TO BE UNDERTAKEN AT THE
DEVELOPERS EXPENSE.
49. SERVICE CONDUITS ARE TO BE PLACED WHERE REQUIRED BY THE
RELEVANT AUTHORITIES.
50. DRIVEWAYS/LAYBACKS TO HAVE MINIMUM 1.0m CLEARANCE FROM
POWER AND LIGHT POLES AND STORMWATER DRAINS, AND 6m
CLEARANCE FROM KERB RETURN TP's
C
L
A
R
K
E
S
T
R
E
E
T
G
U
N
T
A
W
O
N
G
R
O
A
D
T
A
L
L
A
W
O
N
G
R
O
A
D
STORMWATER DRAINAGE
PIT WITH ENVIROPOD
EP
AP116
BP121
CP122
PIT TYP 'A' - 450mm x 450mm GRATED SURFACE INLET PIT
LOT 1
PIT NUMBER
PIT
PIT TYP 'B' - 600mm x 600mm GRATED SURFACE INLET PIT
LOT 1
PIT NUMBER
PIT
PIT TYP 'C' - 900mm x 900mm GRATED SURFACE INLET PIT
LOT 1
PIT NUMBER
PIT
CONSTRUCT NEW LAYBACK AND DRIVEWAY
CROSSING IN ACCORDANCE WITH BLACKTOWN COUNCIL
STANDARDS AND REQUIREMENTS.
NOTE
VC
GTD
CONSTRUCT 150mm WIDE GRATED
TRENCH DRAIN AND RETICULATED TO STORMWATER PIT IN THE BACKYARD IN EACH
LOT WHERE LABEL TO ENSURE IT DRAINS THROUGH WATER QUALITY DEVICE (SF) .
PROVIDE HEAVY DUTY GRATE AND FRAME.
ALL ROOF DRAINAGE TO BE RETICULATED TO RAINWATER
RE-USE TANKS AND OVERFLOW TO BE CONNECTED TO
BACKYARD PIT.
EPPROVIDE ENVIROPOD TO NOMINATED STORMWATER PITS
DP122
PIT TYP 'D' - (1.8m LINTEL) KERB INLET PIT
900mm x 900mm GRATED SURFACE INLET PIT
LOT 1
PIT NUMBER
PIT
RWT
EP122
PIT TYP 'E' - ACCESS PIT
900mm x 900mm SEALED PIT
LOT 1
PIT NUMBER
PIT
> >
24
FUTURE STORMWATER PIPE INSTALL
(BRICKED OFF FOR FUTURE CONNECTION)
ROOF DRAINAGE LINE
PROPOSED DRAINAGE LINE
EXISTING DRAINAGE LINE
NATURAL SURFACE CONTOUR
DESIGN SURFACE CONTOUR
TABLE DRAIN
EXISTING HEADWALL
PROPOSED HEADWALL
LIMIT OF WORKS
PIT NUMBER
SUBSOIL DRAINAGE LINE
GRATED SURFACE INLET PIT
SEALED PIT
KERB INLET PIT
RETAINING WALL
LEGEND
PIT 1/2
SS
LIMIT OF CONSTRUCTION
1 15
1 14
5 1
GUNTAWONG ROAD
RO
AD
01
18
W
ID
E
TA
LLA
WO
NG
R
OA
D
1 13
CH 0.00
CH 20.00
CH 40.00
CH 60.00
CH 80.00
CH
0
.0
0
RO
AD
01
18
W
ID
E
NOTE:
PROVIDE WET WELL & PUMP FROM
BASEMENT TO AS3500.3-2003 SECTION 9.3
(SUBJECT TO DETAILED DESIGN)
GROUND
FFL63.5
GROUND
FFL62.5
GROUND
FFL61.5
GROUND
FFL62.5
Ø225mm @1%
Ø225m
m @
1%
Ø150m
m @
1%
Ø150m
m @
1%
Ø300mm @1%
Ø150mm @1%
Ø
2
2
5
m
m
@
1
%
Ø225m
m @
1%
Ø225m
m @
1%
Ø225m
m @
1%
Ø150m
m @
5%
Ø150mm @1%
ABOVEGROUND BIO BASIN
PROVIDE 15m² ABOVEGROUND BIOBASIN
IN ACCORDANCE WITH COUNCIL
REQUIREMENTS - SEE DETAIL SHEET 3
PIT 5/1
KERB INLET PIT
SL. 61.0
IL. 58.44
SS
FP
PROPOSED 4 STOREY MIXED
USE APARTMENT BLOCK
AP1 1
AP1 7
AP1 6AP1 10
BP1 11
CP1 12
BP1 13
AP1 24
CP1 14
EP1 15
EP1 16
EP1 17
EP1 18
EP1 19
EP1 21
EP
EP
EP
EP
EP
EP
EP
EP
EP
EP
EP
EP
EP
EP
EP
BP1 28
BP1 25
BP1 26
AP1 23
AP1 29
AP1 30
CP1 48
CP1 49
CP1 20
AP1 51 AP1 50 AP1 47AP1 46
AP1 41
AP1 44
AP1 39
AP1 38
AP1 35
AP1 34
TOW 62.50
6
2
.
4
3
6
2
.
4
4
6
2
.
3
4
6
2
.
1
9
6
2
.
2
8
61.41
61.12
TOW 64.08
62.00
BASEMENT
FFL58.50
TOW 65.71
IL 61.9
6
3
.
3
5
6
3
.
3
5
6
3
.
3
0
6
2
.
3
5
IL 61.78
TOW 65.01
63.35
BOW 63.50
BOW 62.50
BOW 63.50
6
2
.
3
5
TOW 63.38
6
2
.
3
5
Ø150mm @1%
6
2
.2
5
62.25
6
2
.
2
7
IL 61.53
BOW 62.30
62.35
BOW 62.30
IL 61.39
62.40
IL 61.29
IL 61.22
6
2
.2
0
6
1
.9
0
6
1
.6
0
6
1
.3
0
6
1
.1
0
TOW 61.10
BOW 60.63
TOW 61.10
AP1 32
IL 62.90
IL 61.90
BOW 62.50
TOW 63.40
IL 61.68
6
3
.3
5
6
2
.3
5
6
2
.3
5
6
2
.
3
5
6
2
.
3
5
6
1
.
4
0
TOW 61.3
TOW 66.00
BOW 63.40
TOW 63.60
BP1 43
CP1 40
BOW 62.40
BOW 62.35
IL 61.35
TOW 62.50
BOW 62.35
6
2
.
3
5
61.70
6
1
.
7
0
IL 61.00
IL 61.04
BOW 60.00
BOW 60.40
BOW 61.40
CP1 45
6
1
.
1
5
UNDERGROUND OSD STORAGE
PROVIDE 237m³ UNDERGROUND OSD STORAGE WITH
OUTLET TO PIT 5/1
IL 60.10
IL 59.90
IL 58.50
6
1
.
0
5
6
2
.
4
0
6
2
.
3
5
6
3
.
4
0
6
2
.
3
0
6
1
.3
5
6
2
.
4
0
6
1
.
3
0
IL 61.9
IL 60.74
IL 61.10
1
3
2
3
RETAINING WALL HEIGHT TO BY
ADJUSTED UPON FUTURE
RECONSTRUCTION OF
GUNTAWONG ROAD (BY OTHERS)
SEE FUTURE TOW LEVELS
DRIVEWAY DRAINAGE TO BE
CONNECTED INTO BASEMENT
DRAINAGE SYSTEM
BP1 36
63.35
6
3
.3
5
TOW 64.42
AP1 3
TOW 64.49
BOW 63.40
BOW 63.40
6
3
.
3
5
Ø150mm @1%
CP1 2
EP
IL 62.9
63.40
CP1 4
TOW 63.84
TOW 63.81
BOW 62.40
6
2
.
3
5
BP1 5
BOW 62.40
62.40
62.40
TOW 63.63
TOW 63.67
BOW 62.40
BOW 62.40
BP1 9
IL 61.60
61.52
TOW 63.71
EP
BP1 37
63.35
6
3
.3
5
EP
6
2
.
3
5
BP1 8
FUTURE TOW 64.24
FUTURE TOW 64.24
FUTURE TOW 64.16
FUTURE TOW 64.15
TOW 65.83
TOW 65.79
FUTURE TOW 64.25
TOW 65.51
FUTURE TOW 64.24
TOW 65.46
FUTURE TOW 64.00
TOW 64.25
FUTURE TOW 64.04
TOW 64.38
BOW 62.35
63.40
63.40
62.40
62.40
TOW 63.95
6
1
.
4
0
61.40
61.35
6
1
.
3
0
6
3
.
3
0
6
2
.
3
0
TG
TG
62.35
BOW 62.40
6
1
.
3
0
6
1
.
4
0
6
1
.3
5
6
2
.3
0
TOW 63.40
Ø150mm @1%
TG 62.35
BP1 27
61.40
AP1 31
AP1 33
EP
Ø150mm @1%
TG 61.30
RETAINING WALL HEIGHT TO BY
ADJUSTED UPON FUTURE
RECONSTRUCTION OF GUNTAWONG
ROAD (BY OTHERS)
SEE FUTURE TOW LEVELS
RETAINING WALL HEIGHT TO BY
ADJUSTED UPON FUTURE
RECONSTRUCTION OF GUNTAWONG
ROAD (BY OTHERS)
SEE FUTURE TOW LEVELS
BOW 63.40
BOW 63.40
63.30
BOW 63.40
EP
BP1 42
62.40
Ø150m
m @
1%
Ø150m
m @
1%
Ø225mm @1%
Ø375mm @1%
IL 62.81
IL 61.80
IL 61.72
IL 60.83
IL 60.62
STORMFILTER CHAMBER
PROVIDE 10 STORMFILTER CARTRIDGES
WITHIN CHAMBER OF DIMENSION 3.2M X 1.8M
STORMFILTER CHAMBER
PROVIDE 6 STORMFILTER CARTRIDGES
WITHIN CHAMBER OF DIMENSION 3.2M X 1.8M
N
O
R
T
H
N
O
R
T
H
Designed:
Drawn:
Checked:
A1
Plan
Horiz.
Vert.
X-Sect.
Designed:
Drawn:
Checked:
Scales:
Datum:
Client:
Plan No.
REV.File Ref.
SHEET OF SHEETS
A1
BARKER
RYAN
STEWART
TOTAL PROJECT SOLUTIONSPLANNING - PROJECT MANAGEMENT - ENGINEERING - CERTIFICATION
SYDNEYP: 02 9659 0005
CENTRAL COASTP: 02 4325 5255
HUNTERP: 02 4966 8388
brs.com.aumail@brs.com.au
ABN: 26 134 067 842
ENGINEERING PLAN SHEET
SY18011C1102
2
JB/JT
JB
RW
1:200
A.H.D.
METRES
1:200
2016128404
A
REV DATEAMENDMENT
FIRST ISSUE1/06/18
C5
SY180011C11c.dwg
BATHLA GROUP
PTY LTD
165 GUNTAWONG ROAD, ROUSE HILL
PROPOSED SUBDIVISION
ISSUED
JB
B
DA ISSUE6/07/18
JT
C
ARCHITECTURAL PLANS AMENDED31/07/18
JT
CONCEPT DESIGN ONLY
SUBJECT TO FINAL DESIGN
NOT TO BE USED FOR
CONSTRUCTION
NOTES
1. DESIGN AND CONSTRUCT VEHICLE CROSSING AT DRIVEWAY LOCATIONS
IN ACCORDANCE WITH BLACKTOWN CITY COUNCIL STANDARD DRAWING
A(BS) 103S & DRIVEWAY RAMPS IN ACCORDANCE WITH AS 2890.1-2004
2. DESIGN AND CONSTRUCTION OF STORMWATER SERVICE AND INLET PITS
TO BE IN ACCORDANCE WITH COUNCIL'S STANDARD DRAWINGS
A(BS)106M, A(BS)107M, A(BS)108M AND A(BS)109M
3. ALL RETAINING WALLS TO HAVE FENCING AND/OR HANDRAILS INSTALLED
AS REQUIRED AS PER RELEVANT AUSTRALIAN STANDARDS OR COUNCIL
SPECIFICATIONS.
NOTE:
ALL ROOFWATER & COURTYARD SURFACE WATER IS TO BE
DIRECTED THROUGH WATER QUALITY TREATMENT SYSTEM
BEFORE DISCHARGE INTO OSD (SUBJECT TO DETAILED DESIGN)
REFER STORMWATER MANAGEMENT REPORT
TWL 60.745
WL 60.15
CL1 RL 58.75
CL2 RL 58.70
UNDERGROUND ON-SITE
DETENTION STORAGE TANK
TANK = 4m (W) x 35m (L)
VOLUME REQUIRED (100yr) = 236.4m³
VOLUME PROVIDED = 240.8m³
LOT 1 - OSD TANK
NOT TO SCALE
1
1
DISCHARGE
CONTROL PIT
900mm x 900mm
GSIP
*AVERAGE BOTTTOM OF TANK
FALL 1%
RL 58.75
Ø78.5mm ORIFICE PLATE
Ø132.5mm ORIFICE PLATE
NOTE:
ACCESS GRATES TO BE
PROVIDED TO MEET MAXIMUM
REACH REQUIREMENTS OF
BLACKTOWN CITY COUNCIL
ON-SITE DETENTION TANK TO BE IN
ACCORDANCE WITH STRUCTURAL
ENGINEERS DETAILS.
Ø375mm OUTLET
NOTE:
PROVIDE STEP IRONS EVERY
300mm WHERE DEPTH >1200mm
IL. 58.50
INLET
OVERFLOW WEIR RL 60.2
150mm FALSE FLOOR
RL 59.25m
RL 59.1
FALL 1%
ENERGY DISSIPATOR AS PER
FILTER SUPPLIERS SPECIFICATION
PROVIDE 10 STORMFILTER
CARTRIDGES IN 1.8m x 3.2m FILTER
CHAMBER FOR ALL FLOWS INTO
TANK
CARTRIDGE FILTERS TO
SUPPLIERS SPECIFICATION
900mm x 900mm
GSIP
RL 61.2
TRASH SCREEN
TRASH SCREEN
TWL 60.745
DISCHARGE
CONTROL PIT
900mm x 900mm
GSIP
INLET
OVERFLOW WEIR RL 59.9
150mm FALSE FLOOR
RL 58.95m
RL 58.75
ENERGY DISSIPATOR AS PER
FILTER SUPPLIERS SPECIFICATION
CARTRIDGE FILTERS TO
SUPPLIERS SPECIFICATION
900mm x 900mm
GSIP
RL 59.9
LOT 1 - OSD TANK
NOT TO SCALE
2
1
FALL 1%
PROVIDE 6 STORMFILTER
CARTRIDGES IN 1.8m x 3.2m FILTER
CHAMBER FOR ALL FLOWS INTO
TANK
0.3
0.0
5
0.3
0.1
5
300mm CLEAN FILTER MEDIA
50mm CLEAN COURSE SAND
300mm SUBMERGED CLEAN
SAND & CARBON SOURCE
150mm GRAVEL
Ø100mm PERFORATED SUBSOIL LINE
BIORETENTION AREA
FILTER MEDIA TO COMPRISE OF SANDY LOAM MATERIAL WITH
SATURATED HYDRAULIC CONDUCTIVITY OF 200mm/hr, TN CONTENT
OF 800mg/kg, ORTHOPHOSPHATE CONTENT OF 40.0mg/kg, ORGANIC
MATTER CONTENT LESS THAN 5% (w/w), ph BETWEEN 5.5 & 7.5 &
ELECTRICAL CONDUCTIVITY BELOW 1.2ds/m
BIO FILTER TO BE LANDSCAPED WITH PLANTS THAT PREFERABLY HAVE
EXTENSIVE FIBROUS ROOT SYSTEMS AND MUST TOLERATE PERIODS OF
DRYNESS & INUNDATION. BIO-RETENTION SYSTEMS PERFORM BEST
WITH DEEP ROOTING PLANTS - BEST SPECIES INCLUDE (BUT ARE NOT
LIMITED TO) CAREX, MELALEUCA, JUNCUS, GOODENIA & FICINIA
SUBMERGED ZONE MATERIAL TO COMPRISE OF MEDIUM TO
COARSE SAND WITH CARBON SOURCE OF 5% MULCH & 5%
HARDWOOD CHIPS (APPROX. 6mm GRADING) BY VOLUME
TYPICAL RECIPE FOR SUBMERGED ZONE FILTER MEDIA (PER 100L)
= 98L SAND (BY VOLUME) + 500g READILY BIODEGRADABLE
MATERIAL SUCH AS SUGAR-CANE MULCH (PREFERABLY LOW IN
NITROGEN & PHOSPHURUS + 1.5kg HARDWOOD CHIPS
SECTION
1:25 HORIZONTAL
1:25 VERTICAL
B
1
TO BE LINED WITH IMPERMEABLE MEMBRANE
SUCH AS HDPE OR APPROVED EQUIVALENT
TWL 61.3
PIT
900 x 900mm GSIP
BIORETENTION AREA
Ø100mm PERFORATED SUBSOIL
LINE @0.5% TO CONNECT TO PIT
SUBSOIL RISER 100mm
ABOVE SURFACE
SECTION
1:25 HORIZONTAL
1:25 VERTICAL
A
1
61.0
61.4
225mm @1%
225mm @1%
SURFACE
Designed:
Drawn:
Checked:
A1
Plan
Horiz.
Vert.
X-Sect.
Designed:
Drawn:
Checked:
Scales:
Datum:
Client:
Plan No.
REV.File Ref.
SHEET OF SHEETS
A1
BARKER
RYAN
STEWART
TOTAL PROJECT SOLUTIONSPLANNING - PROJECT MANAGEMENT - ENGINEERING - CERTIFICATION
SYDNEYP: 02 9659 0005
CENTRAL COASTP: 02 4325 5255
HUNTERP: 02 4966 8388
brs.com.aumail@brs.com.au
ABN: 26 134 067 842
OSD TANK SECTION AND DETAILS
SY18011C1103
3
JB/JT
JB
RW
1:25
A.H.D.
METRES
0.5 2.01.51.00.50 2.5
1:25
A
REV DATEAMENDMENT
FIRST ISSUE1/06/18
C5
SY180011C11c.dwg
BATHLA GROUP
PTY LTD
165 GUNTAWONG ROAD, ROUSE HILL
PROPOSED SUBDIVISION
ISSUED
JB
B
DA ISSUE6/07/18
JT
C
ARCHITECTURAL PLANS AMENDED31/07/18
JT
CONCEPT DESIGN ONLY
SUBJECT TO FINAL DESIGN
NOT TO BE USED FOR
CONSTRUCTION
TOTAL
(mm)
H
HEIGHT
800
1000
1200
1400
1600
1800
2000
WALL HEIGHT
150
SERIES
200
SERIES
300
SERIES
HEIGHT OF BLOCKWORK
800
1000
1200
-
-
-
-
-
-
-
1400
1600
1800
2000
-
-
-
-
V-BARS
N12 @ 400
N12 @ 400
N12 @ 400
N12 @ 400
N16 @ 400
N16 @ 400
N16 @ 200
K-BARS
-
-
-
-
-
-
REINFORCEMENT
LEVEL
800
1000
1100
1300
1400
1600
MAX 1 IN 4
SLOPE
1200
1350
1500
1700
2000
2200
WITH FOLLOWING
1700
WIDTH, B (mm)
2500
BASE DIMENSIONS
2200 - 1400 800 N16 @ 400 N16 @ 400 1900 2800
-
-
-
AND
X-BARS
-
BACKFILL CONDITIONS
DESIGN GUIDELINES FOR REINFORCED & CORE
FILLED RETAINING WALLS BASE TYPE 1
45
0 M
IN
. L
AP
H =
8
00
TO
1
20
0
20
0
180
B
35
0
LONGITUDINAL
REINFORCEMENT:
N12 IN ALTERNATE
COURSES
COMMENCING FROM
TOP COURSE.
OMIT ON TOP OF
CLEAN-OUT BLOCK
140
SLOPING BACKFILL
OR SURCHARGE
CAPPING
N12 @ 400 CTS
X BARS
V BARS
N12 @ 400
190
H =
1
40
0
TO
2
00
0
60
0 M
IN
. L
AP
40
0
230
B
25
0
LONGITUDINAL REINFORCEMENT:
N12 IN ALTERNATE COURSES
COMMENCING FROM TOP COURSE.
OMIT ON TOP OF CLEAN-OUT BLOCK
LAP 500 WHERE REQUIRED
CAPPING
V BARS
N16 @ 400
330
B
30
0
X BARS
N16 @ 400
OPTIONAL
CAPPING
55
0
HE
IG
HT
O
F
29
0m
m B
LO
CK
S
45
0 M
IN
. L
AP
HE
IG
HT
O
F
19
0m
m B
LO
CK
S
H =
2
20
0
TO
3
40
0
290
LONGITUDINAL REINFORCEMENT:
N12 IN ALTERNATE COURSES
COMMENCING FROM TOP
COURSE. OMIT ON TOP OF
CLEAN-OUT BLOCK
LAP 500 WHERE REQUIRED
VERTICAL REINFORCEMENT:
N12 @ 400 CTS
K BARS
V BARS
REINFORCED & CORE FILLED RETAINING WALLS TYPE 1
Ø100mm AG LINE IN FILTER SOCK
SURROUNDED BY 300mm OF 20mm
GRAVEL - FALL MINIMUM 0.5% TO OUTLET
FREE DRAINING
BACKFILL MATERIAL
WATERPROOF FACE OF WALL
DISH DRAIN
200mm WIDE GRAVEL FILL FREE OF FINES WITH
GEOTEXTILE BETWEEN BACKFILL MATERIAL
ALL CORES
FULLY GROUTED
Ø100mm AG LINE IN FILTER SOCK
SURROUNDED BY 300mm OF 20mm
GRAVEL - FALL MINIMUM 0.5% TO OUTLET
FREE DRAINING
BACKFILL MATERIAL
WATERPROOF FACE OF WALL
200mm WIDE GRAVEL FILL FREE OF FINES WITH
GEOTEXTILE BETWEEN BACKFILL MATERIAL
Ø100mm AG LINE IN FILTER SOCK
SURROUNDED BY 300mm OF 20mm
GRAVEL - FALL MINIMUM 0.5% TO OUTLET
FREE DRAINING
BACKFILL MATERIAL
WATERPROOF FACE OF WALL
200mm WIDE GRAVEL FILL FREE OF FINES WITH
GEOTEXTILE BETWEEN BACKFILL MATERIAL
1.8m MAX HIGH SOLID FENCE
DESIGNED & SUPPLIED BY OTHERS.
REFER ENGINEER FOR CONNECTION
COORDINATION.
X BARS
N12 @ 400 CTS
190
2400 - 1600 800 N16 @ 400 N16 @ 400 2000 3100
2600 - 1600 1000 N20 @ 400 N20 @ 400 2200 3300
BD
Y
100
BD
Y
100
BD
Y
100
2800 - 1600 N20 @ 400 2400 3600
3000 - 1800 1200 N16 @ 200 N16 @ 200 2600 3900
1200 N20 @ 400
3200 - 1800 1400 N20 @ 200 N20 @ 200 2800 4200
3400 - 2000 1400 N20 @ 200 N20 @ 200 2900 4500
CLEANOUT BLOCK
ALL FOOTINGS FOUNDED ON
NATURAL STIFF GROUND
(200kPa MIN.) ALL
FOUNDATIONS MUST BE
INSPECTED BY
GEOTECHNICAL ENGINEER
PRIOR TO CONCRETE POUR
ALL FOOTINGS FOUNDED ON
NATURAL STIFF GROUND
(200kPa MIN.) ALL
FOUNDATIONS MUST BE
INSPECTED BY
GEOTECHNICAL ENGINEER
PRIOR TO CONCRETE POUR
CLEANOUT BLOCK
Ø100mm AG LINE IN FILTER SOCK
SURROUNDED BY 300mm OF 20mm
GRAVEL - FALL MINIMUM 0.5% TO OUTLET
CLEANOUT BLOCK
NOTE:
ALL STEEL AS PLACED MUST
BE INSPECTED BY THE
CERTIFYING ENGINEER
INTERNAL ROADWAY OR FOOTPATH
INTERNAL ROADWAY OR FOOTPATH
INTERNAL ROADWAY OR FOOTPATH
Designed:
Drawn:
Checked:
A1
Plan
Horiz.
Vert.
X-Sect.
Designed:
Drawn:
Checked:
Scales:
Datum:
Client:
Plan No.
REV.File Ref.
SHEET OF SHEETS
A1
BARKER
RYAN
STEWART
TOTAL PROJECT SOLUTIONSPLANNING - PROJECT MANAGEMENT - ENGINEERING - CERTIFICATION
SYDNEYP: 02 9659 0005
CENTRAL COASTP: 02 4325 5255
HUNTERP: 02 4966 8388
brs.com.aumail@brs.com.au
ABN: 26 134 067 842
RETAINING WALL DETAILS
SY18011C1104
4
JB/JT
JB
RW
1:25
A.H.D.
A
REV DATEAMENDMENT
FIRST ISSUE1/06/18
C5
SY180011C11c.dwg
BATHLA GROUP
PTY LTD
165 GUNTAWONG ROAD, ROUSE HILL
PROPOSED SUBDIVISION
ISSUED
JB
B
DA ISSUE6/07/18
JT
C
ARCHITECTURAL PLANS AMENDED31/07/18
JT
CONCEPT DESIGN ONLY
SUBJECT TO FINAL DESIGN
NOT TO BE USED FOR
CONSTRUCTION
N
O
R
T
H
N
O
R
T
H
1 15
1 14
5 1
RO
AD
01
18
W
ID
E
TA
LLA
WO
NG
R
OA
D
1 13
CH 20.00
CH 40.00
CH 60.00
CH 80.00
RO
AD
01
18
W
ID
E
SEDIMENT BUILT UP TO
BE REGULARLY REMOVED
DURING CONSTRUCTION.
(TYPICAL TO ALL)
PROVIDE STAKED HAY BALES
WRAPPED IN GEO-FABRIC AROUND
TEMPORARY PUMP TO PREVENT
INFILTRATION. (TYPICAL TO ALL)
DISCHARGE TO HAY BALE FILTER ONLY
WHEN DISCHARGE IS CLEAR AND
SETTLED WITH A SEDIMENT CONTENT
OF LESS THAN 50mg/L.
SS
FP
PROVIDE SHAKER PAD DURING CONSTRUCTION TO
ENSURE REMOVAL OF SEDIMENT, DEBRIS, SOIL AND
OTHER POLLUTANTS FROM VEHICLES BEFORE
LEAVING THE SITE - SEE DETAIL SHEET 6
RAMP DOWN
DIRECT OVERLAND FLOW PATH
TOWARDS SEDIMENT CVONTROL
MEASURES.
DIRECT OVERLAND FLOW PATH TOWARDS
SEDIMENT CONTROL MEASURES.
CONSTRUCT SEDIMENT FENCE AROUND SITE
PERIMETER AS SHOWN (REFER DETAIL). CONTRACTOR
IDENTIFY ROCKY AREAS AND APPLY HALE BALE
PROTECTION OR SIMILAR MEASURES IF SILT FENCE
CANNOT BE PLACED.
PROVIDE Ø20 HT/SV AT VEHICLE DUST
SHAKE DOWN COMPLETE WITH
BACKFLOW PREVENTION IN
ACCORDANCE WITH AS.3500. WASH DOWN
ALL VEHICLES PRIOR TO EXITING SITE
BASEMENT EXCAVATION OUTLINE
BASEMENT EXCAVATION OUTLINE
BA
SE
ME
NT
E
XC
AV
AT
IO
N O
UT
LIN
E
BA
SE
ME
NT
E
XC
AV
AT
IO
N O
UT
LIN
E
DIRECT OVERLAND FLOW PATH
TOWARDS SEDIMENT CVONTROL
MEASURES.
PROVIDE SURFACE INLET PIT SEDIMENT FILTERS TO
ALL GRATED PITS IN COURTYARD AREAS
Designed:
Drawn:
Checked:
A1
Plan
Horiz.
Vert.
X-Sect.
Designed:
Drawn:
Checked:
Scales:
Datum:
Client:
Plan No.
REV.File Ref.
SHEET OF SHEETS
A1
BARKER
RYAN
STEWART
TOTAL PROJECT SOLUTIONSPLANNING - PROJECT MANAGEMENT - ENGINEERING - CERTIFICATION
SYDNEYP: 02 9659 0005
CENTRAL COASTP: 02 4325 5255
HUNTERP: 02 4966 8388
brs.com.aumail@brs.com.au
ABN: 26 134 067 842
SOIL & WATER MANAGEMENT PLAN
SY18011C1105
5
JB
JB
JT
1:200
A.H.D.
METRES
1:200
2016128404
1. PRIOR TO THE COMMENCEMENT OF SITE DISTURBANCE, THE CONTRACTOR SHALL ESTABLISH ALL NECESSARY EROSION AND
SEDIMENTATION CONTROL MEASURES IN ACCORDANCE WITH THIS PLAN, COUNCIL'S "CIVIL WORKS SPECIFICATION, PART 2
-CONSTRUCTION", AND THE NSW DEPARTMENT OF HOUSING'S PUBLICATION "MANAGING URBAN STORMWATER - SOILS AND
CONSTRUCTION".
2. THE LOCATION OF EROSION AND SEDIMENTATION CONTROL DEVICES SHOWN ON THIS PLAN ARE INDICATIVE ONLY AND SHOULD BE
ADJUSTED TO SUIT SITE CONDITIONS.
3. WHERE WORKS ARE DELAYED OR IN ABEYANCE AND DISTURBED AREAS ARE LIKELY TO BE EXPOSED FOR A PERIOD OF TWO
MONTHS OR MORE, TEMPORARY REHABILITATION WORKS SHALL BE UNDERTAKEN TO PROTECT THE SITE.
4. ALL DISTURBED AREAS SHALL BE TOPSOILED, SEEDED AND MULCHED WITHIN 2O DAYS OF THE COMPLETION OF THE WORKS.
5. ALL AREAS WITH SLOPES STEEPER THAN 12% (1 in 8) SHALL BE STRAW MULCHED IN CONJUNCTION WITH SEEDING, OR TURFED.
6. SILT BARRIERS LOCATED AROUND KERB INLET AND ROAD PITS SHALL BE REINSTATED FOLLOWING ROAD PAVING WORKS IF IT IS
LIKELY THAT UNDISTURBED AREAS WILL STILL DRAIN TO THE PIT.
7. SANDBAGS SHALL BE PLACED ACROSS THE END OF ROAD CONSTRUCTION AT THE COMPLETION OF EACH DAYS WORK TO PREVENT
EROSION OF THE CONSTRUCTED MATERIAL.
8. THE CONTRACTOR SHALL CONDUCT WEEKLY INSPECTIONS OF THE SITE TO ENSURE THAT ALL DEVICES AND REHABILITATION AREAS
HAVE BEEN ADEQUATELY MAINTAINED. THE CONTRACTOR SHALL ALSO KEEP A LOG BOOK DETAILING SUCH INSPECTIONS, AND
RECORDING RAINFALL EVENTS AND OTHER RELEVANT EVENTS.
9. TOPSOIL SHALL BE STOCKPILED IN THE LOCATIONS SHOWN ON THIS PLAN OR AS DIRECTED BY COUNCIL'S ENGINEER. WHERE IT IS
LIKELY THAT STOCKPILES WILL REMAIN IN PLACE FOR A PERIOD EXCEEDING 4 WEEKS, THEN THE STOCKPILE SHALL BE STABILISED
BY SEEDING OR EQUIVALENT METHODS.
10. ALL REVEGETATION WORKS ARE TO BE MAINTAINED, INCLUDING WATERING AND MOWING WHERE NECESSARY UNTIL THE
COMPLETION OF THE MAINTENANCE PERIOD.
11. THE MOVEMENT OF VEHICULAR TRAFFIC ON THE SITE SHALL BE CONFINED TO DESIGNATED AREAS DURING CONSTRUCTION WORKS.
VEHICULAR ACCESS SHALL BE DENIED TO AREAS TO BE LEFT UNDISTURBED.
12. SITE ACCESS SHALL BE LIMITED TO THE LOCATIONS SHOWN ON THIS PLAN. SHAKE-DOWN AREAS SHALL BE CONSTRUCTED AS
SHOWN.
13. DURING CONSTRUCTION WORKS, DUST CONTROL MEASURES SHALL BE IMPLEMENTED TO MINIMISE THE AMOUNT OF DUST
GENERATED FROM THE SITE. THESE MEASURES TO BE IMPLEMENTED TO COUNCIL'S SATISFACTION.
14. MAINTENANCE AND CLEANING OF CONSTRUCTION PLANT SHALL BE CARRIED OUT IN AN AREA WHERE RUNOFF CAN BE CONTAINED
AND APPROPRIATELY TREATED AND DISPOSED OF.
15. ALL EROSION AND SEDIMENTATION CONTROL DEVICES SHALL REMAIN IN PLACE UNTIL ALL DISTURBED AREAS HAVE ADEQUATELY
REGENERATED. THIS STAGE SHALL BE DETERMINED BY THE CERTIFIER.
EROSION AND SEDIMENTATION CONTROL NOTES
STABILISED SITE ACCESS
AT ENTRANCE TO WORKS
SURFACE INLET PIT
SEDIMENT TRAP
SEDIMENT FENCE
LEGEND
HAY BALE SEDIMENT TRAP
CONCEPT DESIGN ONLY
SUBJECT TO FINAL DESIGN
NOT TO BE USED FOR
CONSTRUCTION
STRAW BALE & CRUSHED ROCK SEDIMENT FILTER
STRAW BALES STAKED
TO GROUND. (REFER TO
STRAW BALE DETAIL)
CRUCHED ROCK OUTLET TO
HALF THE HEIGHT OF BALES.
SILT
F
EN
CE
DR
AIN
20000 M
AX
. C
EN
TR
ES
PR
OP
ER
TY
B
OU
ND
AR
Y
CA
TC
H
HAY BALES
2.0m
CATCH DRAIN DETAIL
DISTURBED AREA
DIRECTION OF FLOW
1.5m STAR PICKETS AT
MAX. 3m CENTRES
UNDISTURBED AREA
500mm TO 600mm
600mm MIN.
1.5m STAR PICKETS
AT MAX. 3m CENTRES
SELF-SUPPORTING
GEOTEXTILE
DIRECTION OF FLOW
ON SOIL, 150mm X 100mm
TRENCH WITH COMPACTED
BACKFILL AND ON ROCK, SET
INTO REINFORCED CONCRETE
SECTION DETAIL
CONSTRUCTION NOTES
1. CONSTRUCT SEDIMENT FENCE AS CLOSE AS POSSIBLE TO PARRALLEL TO THE
CONTOURS OF THE SITE.
2. DRIVE 1.5m LONG STAR PICKETS INTO GROUND 2.5 METRES APART (MAX.)
3. DIG A 150mm DEEP TRENCH ALONG THE UPSLOPE LINE OF THE FENCE FOR THE
BOTTOM OF THE FABRIC TO BE ENTRENCHED.
4. FIX SELF-SUPPORTING GEOTEXTILE TO UPSLOPE SIDE OF POSTS WITH WIRE
TIES OR AS RECOMMENDED BY GEOTEXTILE MANUFACTURER.
5. JOIN SECTIONS OF FABRIC AT A SUPPORT POST WITH A 150mm OVERLAP.
6. BACKFILL THE TRENCH OVER THE BASE OF THE FABRIC AND COMPACT IT
THOROUGHLY OVER THE GEOTEXTILE.
SEDIMENT FENCE
EXISTING ROADWAY
P
R
O
P
E
R
T
Y
B
O
U
N
D
A
R
Y
DGB 20 ROADBASE OR
30mm AGGREGATE
M
I
N
.
L
E
N
G
T
H
6
M
E
T
R
E
S
M
IN
. W
ID
T
H
3
M
E
T
R
E
S
CONSTRUCTION SITE
300mm MIN.
200mm MIN.
RUNOFF DIRECTED TO
SEDIMENT TRAP/FENCE
GEOTEXTILE FABRIC DESIGNED TO PREVENT
INTERMIXING OF SUBGRADE AND BASE
MATERIALS AND TO MAINTAIN GOOD
PROPERTIES OF THE SUB-BASE LAYERS.
GEOFABRIC MAY BE A WOVEN OR NEEDLE
PUNCHED PRODUCT WITH A MINIMUM CBR
BURST STRENGTH (AS3706.4-90) OF 2500 N
CONSTRUCTION NOTES
1. STRIP TOPSOIL AND LEVEL SITE.
2. COMPACT SUBGRADE.
3. COVER AREA WITH NEEDLE-PUNCHED GEOTEXTILE.
4. CONSTRUCT 200mm THICK PAD OVER GEOTEXTILE USING
ROADBASE OR 30mm AGGREGATE. MINIMUM LENGTH 15 METRES OR
TO BUILDING ALIGNMENT. MINIMUM WIDTH 3 METRES.
5. CONSTRUCT HUMP IMMEDIATELY WITHIN BOUNDARY TO DIVERT
WATER TO A SEDIMENT FENCE OR OTHER SEDIMENT TRAP.
STABILISED SITE ACCESS
SURFACE INLET PIT SEDIMENT TRAP
BURIED FABRIC
WITH SEDIMENT
FILTER FABRIC
GEOTEXTILE
RUNOFF WATER
WITH GRATE
DROP INLET
STAKES
GEOTEXTILE
FILTER FABRIC
WATER
FILTERED
STAKES
CONSTRUCTION NOTES
INSTALL FILTERS TO KERB INLET ONLY AT SAG POINTS.
FABRICATE A SLEEVE MADE FROM GEOTEXTILE OR WIRE MESH LONGER THAN THE LENGTH OF
THE INLET PIT AND FILL IT WITH 25mm TO 50mm GRAVEL.
FORM AN ELLIPTICAL CROSS-SECTION ABOUT 150mm HIGH X 400mm WIDE.
PLACE THE FILTER AT THE OPENING LEAVING AT LEAST A 100mm SPACE BETWEEN IT AND THE
KERB INLET MAINTAIN THE OPENING WITH SPACER BLOCKS.
FORM A SEAL WITH THE KERB TO PREVENT SEDIMENT BYPASSING FILTER.
SANDBAGS FILLED WITH GRAVEL CAN SUBSTITUTE FOR THE MESH OR GEOTEXTILE PROVIDING
THEY ARE PLACED SO THAT THEY FIRMLY ABUT EACH OTHER AND SEDIMENT-LADEN WATERS
CANNOT PASS BETWEEN.
1.
2.
3.
4.
5.
6.
TIMBER SPACER TO SUIT
KERB-SIDE INLET
GRAVEL-FILLED WIRE MESH
OR GEOTEXTILE "SAUSAGE"
TIMBER SPACER TO SUIT
OVERFLOW
RUNOFF WATER
WITH SEDIMENT
SEDIMENT
GRAVEL-FILLED WIRE MESH
OR GEOTEXTILE "SAUSAGE"
FILTERED WATER
MESH & GRAVEL INLET "SAUSAGE" FILTER
0.1m DEEP
DRAINAGE AREA 0.4 ha MAX. SLOPE GRADIENT 1:2
MAX. SLOPE LENGTH 40m MAX.
STAKES DRIVEN 0.6m INTO
THE GROUND
ANGLE FIRST STAKE TOWARDS
PREVIOUSLY LAID STRAW BALE
DISTURBED AREA
UNDISTURBED AREA
D
IR
E
C
T
IO
N
O
F
F
L
O
W
STRAW BALE SEDIMENT FILTER
FLO
W
EARTH BANK
2
:
1
S
L
O
P
E
(
m
a
x
.
)
SEDIMENT FENCE
2
:
1
S
L
O
P
E
(
m
a
x
.
)
CONSTRUCTION NOTES
1. WHERE POSSIBLE LOCATE STOCKPILE AT LEAST 5 METRES FROM
EXISTING VEGETATION, CONCENTRATED WATER FLOWS, ROADS, HAZARD
AREAS AND MIN. 1.5m AWAY FROM EMBANKMENTS.
2. CONSTRUCT ON THE CONTOUR AS A LOW, FLAT ELONGATED MOUND.
3. WHERE THERE IS SUFFICIENT AREA TOPSOIL STOCKPILES SHALL BE LESS
THAN 2 METRES IN HEIGHT.
4. REHABILITATE IN ACCORDANCE WITH THE SWMP/ESCP.
5. CONSTRUCT EARTH BANK (STANDARD DRAWING 5-5) ON THE UPSLOPE
SIDE TO DIVERT RUN OFF AROUND THE STOCKPILE AND A SEDIMENT FENCE
(STANDARD DRAWING 6-8) 1 TO 2 METRES DOWNSLOPE OF STOCKPILE.
STABILISE
STOCKPILE SURFACE
TOPSOIL STOCKPILE
CONSTRUCTION NOTES
FABRICATE A SLEEVE MADE FROM GEOTEXTILE OR WIRE MESH AND FILL IT WITH 25mm TO
50mm GRAVEL.
FORM AN ELLIPTICAL CROSS-SECTION ABOUT 150mm HIGH X 400mm WIDE.
FORM A SEAL WITH THE KERB TO PREVENT SEDIMENT BYPASSING FILTER.
SANDBAGS FILLED WITH GRAVEL CAN SUBSTITUTE FOR THE MESH OR GEOTEXTILE PROVIDING
THEY ARE PLACED SO THAT THEY FIRMLY ABUT EACH OTHER AND SEDIMENT-LADEN WATERS
CANNOT PASS BETWEEN.
1.
2.
3.
4.
KERB OUTLET
GRAVEL-FILLED WIRE MESH
OR GEOTEXTILE "SAUSAGE"
MESH & GRAVEL FILTER "SAUSAGE" BARRIER
VEHICLE DUST SHAKE DOWN DETAIL
FOOTPATH
3000
300
CRUSHED AGGREGATE
MIN. 50mm
PUMP
PUMP PICKUP
SPRAY SLURRY
ON SURFACE
PERFORATED BARREL
CONTAINING GYPSUM
FLOCCULATION DETAIL
NOTE:
1. FLOCCULATION TO BE USED IF
WATER IS NOT CLEAR (IE:
SEDIMENT GREATER THAN 50 mg/L)
PRIOR TO DISCHARGING FROM
TEMPORARY PUMP OUT
2. FOR RATES & AGENTS SEE
APPENDIX E OF HOUSING NSW
"MANAGING URBAN SW SOILS &
CONSTRUCTION".
Designed:
Drawn:
Checked:
A1
Plan
Horiz.
Vert.
X-Sect.
Designed:
Drawn:
Checked:
Scales:
Datum:
Client:
Plan No.
REV.File Ref.
SHEET OF SHEETS
A1
BARKER
RYAN
STEWART
TOTAL PROJECT SOLUTIONSPLANNING - PROJECT MANAGEMENT - ENGINEERING - CERTIFICATION
SYDNEYP: 02 9659 0005
CENTRAL COASTP: 02 4325 5255
HUNTERP: 02 4966 8388
brs.com.aumail@brs.com.au
ABN: 26 134 067 842
SOIL & WATER MANAGEMENT DETAILS
SY18011C1106
6
JB/JT
JB
RW
A.H.D.
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