appendix a ifd table - roads and maritime services · 21/21268/2342 mr190 -alfords point road...

21/21268/2342 MR190 - Alfords Point Road Upgrade (REF) Brushwood Drive to Georges River, Concept Design - Drainage

Appendix A

IFD Table


DURATION 1 Year 2 years

5 years

10 years

20 years

50 years

100 years

5Mins 91.4 117 149 167 192 223 247

6Mins 85.7 110 140 157 180 210 232

10Mins 70.2 90.1 115 130 149 174 193

20Mins 51.2 66 85.1 96.2 111 130 144

30Mins 41.7 53.8 69.6 78.9 91.1 107 119

1Hr 28.4 36.7 47.7 54.2 62.7 73.9 82.4

2Hrs 18.8 24.3 31.6 35.9 41.5 48.9 54.6

3Hrs 14.7 19 24.6 27.9 32.3 38 42.4

6Hrs 9.59 12.4 16 18.1 20.9 24.5 27.3

12Hrs 6.27 8.09 10.4 11.8 13.6 16 17.8

24Hrs 4.09 5.29 6.85 7.76 8.97 10.5 11.7

48Hrs 2.6 3.37 4.41 5.02 5.83 6.87 7.68

72Hrs 1.94 2.52 3.31 3.77 4.38 5.18 5.79


Appendix B

Aquaplaning Results


Location (STN / Station/Carriageway L (m) S (%) dw (mm)

100 North 36 8 1.43

325 South 86 7 2.40

1000 North 55 1 4.85

1500 North 48 1.1 4.35

1625 South 48 1.5 3.73

1825 Both 38 2.5 2.50

Table Notes:

Txd assumed to be 0.4mm to allow for future surface wear.

All locations where superelevations switch (STN 325, 1000, 1500 and 1625) were assessed and are

acceptable.

Location where runoff sheets across both carriageways (STN 1825) was assessed and is

acceptable.

Typical road cross section (STN 100) assessed and is acceptable.


Appendix C

Design Plans

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S ALFORDS POINT ROADSHEET 2

SHEET 3

SHEET 4 SHEET 5 SHEET 6 SHEET 7

ALFORDS POINT

FROM PADSTOWTO MENAI

FROM ILLAWONG

GEORGES RIVERSHEET 8

Height Datum: A.H.D.Co-ordinate System: MGA Zone 56

PRINTED DATEF3/505.1849

FILE No.SCALES

A3 Original This sheet may be prepared using colour and may be incomplete if copiedDateInitialsAmendment DescriptionNo.

SHEET No.

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PREPARED BY Levels 2 & 3 GHD Tower24 Honeysuckle DriveNewcastle NSW 2300 AustraliaT 61 2 4979 9999 F 61 2 4979 9988E [email protected] www.ghd.com.au

ALFORDS POINT BRIDGE AND BRUSHWOOD DRIVE, ALFORDS POINTROAD UPGRADE BETWEEN THE SOUTHERN ABUTMENT OF

MR 190 ALFORDS POINT ROADSOUTHERLAND SHIRE COUNCIL AREA

ROADS & MARITIME SERVICES 0114

PLANSCALE 1:7500

SHEET LAYOUT PLAN

PRELIMINARY

E. DONATIR. COCKS

mailto:[email protected]

http://www.ghd.com.au/

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S S S S S S S

0

20

40

60 70.546

TP

80

100

120

180160140

240220200 300280260 358.79

4 TP

340320

45

45

40

35

45

4540

35

30

30

FROM PADSTOW

TO MENAI

ROADØ600

Ø600Ø600

Ø1050

Ø375

Ø375Ø900

Ø900

Ø900Ø900 Ø900 Ø900 Ø600 Ø600 Ø600 Ø600 Ø600 Ø450

Ø450 Ø450 Ø375Ø375 Ø375 Ø375

Ø375Ø375

Ø375

Ø375

Ø600

Ø375Ø375

Ø375Ø375

Ø375Ø375

Ø375

Ø375Ø375

Ø375Ø375Ø375Ø375

Ø375

Ø450 Ø375

Ø375 Ø375

Ø450

Ø375Ø375

Ø375

Ø600

Ø375

CONSTRUCT NEW PIT ON KERB LINEAND CONNECT TO EXISTING PIT WITH

Ø375 STUB PIPE

CONSTRUCT NEW PIT ON KERB LINEAND CONNECT TO EXISTING PIT WITH

Ø375 STUB PIPE

CONSTRUCT NEW PIT ON KERB LINEAND CONNECT TO EXISTING PIT WITHØ375 STUB PIPE

ALLOW TO CAP OFF OR MAKEREDUNDANT EXISTING LINE

CONNECT PIT TO EXISTING DOWNSTREAMPIPE WITH Ø375 PIPE

CONNECT PIT TO EXISTINGDOWNSTREAM PIPE WITHØ375 PIPE

PROVIDE ROCK FILLEDMATTRESS PROTECTION

ADJUST EXISTING INLETTO NEW KERB LINE

REMOVE TEMPORARY COVERAND CONVERT PIT TO ABURIED JUNCTION PIT

REMOVE EXISTING INLET AND PROVIDENEW GRATED INLET AT NEW DESIGN

SURFACE FOR EXTERNAL CATCHMENT

REMOVE EXISTING INLET AND PROVIDENEW GRATED INLET AT NEW DESIGNSURFACE FOR EXTERNAL CATCHMENT

REMOVE EXISTING INLET AND PROVIDENEW TYPE F INLET AT KERB LINE


ADJUST EXISTING PIT TONEW DESIGN SURFACE

AND PROVIDE A NEWTRAFFICABLE LID

POTENTIAL LOCATION FOR ROCKCHECK DAMS

EXISTING HUMCEPTOR GPT DEVICESPECIFICATION TO BE CONFIRMED

CONSTRUCT NEW PITOVER EXISTING PIPE

ALFORDS POINT

CONSTRUCT NEW PIT ON KERB LINEAND CONNECT TO NEW PIT WITHØ375 STUB PIPE

CONSTRUCT NEW PIT OVER EXISTING PIPE

CONSTRUCT NEW PIT OVER EXISTING PIPE

REINSTATE OPEN DRAIN AS PER EXISTING

PROPOSED BARRIER

LEGEND| | | | | | | | | | | |

S S

EXISTING TOP OF BANKEXISTING BOTTOM OF BANKEXISTING TRACKEXISTING CONTOUREXISTING SEWEREXISTING SWALEEXISTING TABLE DRAIN

EXISTING GUARD FENCEEXISTING TREE

LV LV

E(OH) E(OH)

EXISTING FENCEEXISTING MINOR TRANSMISSION LINEEXISTING MAJOR TRANSMISSION LINEWITH TRANSMISSION TOWER

EXISTING BUILDING

EXISTING

EXISTING STORMWATER PIPE,PIT AND HEADWALLEXISTING NPWS BOUNDARY

32

Ø525

PROPOSED PROPOSED STORMWATERPIPE, PIT AND HEADWALL, WITHOUTLET PROTECTIONDESIGN CONTOURPROPOSED OVERLAND DRAINAGE PATHPIPE SIZE AND PIPE FLOWPROPOSED OPEN DRAINPLAN

SCALE 1:1000



FILE No.SCALES


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0SCALE 1:1000 AT ORIGINAL SIZE

30m10 20

DRAINAGE 20% CONCEPT DESIGN

PRELIMINARY

E. DONATIR. COCKS

JOINS TO SHEET0#



375

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600600 600 600

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S S S

CONVERT EXISTING PIT TO A BURIED JUNCTIONPIT AND CONNECT EXISTING PIPE TO PROPOSEDDOWNSTREAM PIT

ADJUST EXISTING PIT TO NEW KERBLINEAND PROVIDE A NEW TYPE F INLET



FROM PADSTOW

TO MENAI

TO MENAI

Ø375

Ø375

Ø600 Ø600

Ø450Ø450

375Ø Ø600Ø600

Ø600Ø600Ø600Ø600Ø600Ø600Ø600Ø600Ø600Ø600Ø600Ø600Ø600Ø600

Ø600

Ø375

Ø450

Ø375Ø375Ø375Ø375

Ø450

Ø375Ø375Ø375Ø375

Ø450

Ø375

Ø375Ø375

358.79

4 TP

360 420400380

480460440

535.03

4 TP

540520500 600580560

680660640620

720700

ALFORDS POINT ROAD


PROVIDE CONNECTION FOR EXISTINGPIPE AT DOWNSTREAM PIT

LEGEND| | | | | | | | | | | |

S S



LV LV

E(OH) E(OH)


EXISTING BUILDING

EXISTING


32

Ø525

PROPOSED PROPOSED STORMWATERPIPE, PIT AND HEADWALL, WITHOUTLET PROTECTIONDESIGN CONTOURPROPOSED OVERLAND DRAINAGE PAPIPE SIZE AND PIPE FLOWPROPOSED OPEN DRAIN

PLANSCALE 1:1000



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30m10 20

JOINS TO SHEET 02

JOINS TO SHEET 04


PRELIMINARY

E. DONATIR. COCKS



E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

E(OH)

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70

65 65

65

70

65 65

65

DISCHARGE TO EXISTINGDRAINAGE CHANNEL

N

FROM PADSTOWTO MENAI

Ø375

Ø375 Ø375 Ø375 Ø375 Ø375

Ø600Ø375Ø375Ø375

Ø375Ø375Ø375Ø375Ø375

Ø450

Ø450Ø450Ø450Ø450Ø450Ø600

Ø600Ø600

Ø600

Ø375Ø375Ø375

Ø375

Ø375

Ø375Ø375Ø375Ø375

Ø450 Ø450Ø450Ø450Ø450Ø450Ø450Ø450Ø525Ø525Ø600Ø600Ø600Ø600Ø600Ø600Ø375Ø375

Ø375Ø375Ø375Ø375Ø375

Ø450

Ø375Ø375Ø375Ø375Ø375

Ø450

Ø375

ALFORDS POINT ROADPOTENTIAL LOCATION FORCONSTRUCTION/OPERATIONALWATER QUALITY BASIN ALLOW TO CAP OFF OR MAKE

REDUNDANT EXISTING LINE

ELECTRICALTRANSMISSIONTOWERS

740

720

700

820800780760

927.25

7 TP

960940920900880860840 1040

1020

1000

980 1080

1060

PROPOSED BREAKDOWN BAY

32

Ø525


LEGEND| | | | | | | | | | | |

S S



LV LV

E(OH) E(OH)


EXISTING BUILDING

EXISTING




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JOINS TO SHEET 03

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95

90

90

90

85

85

80

8075

75

70

70

70

ALFORDS POINT ROAD

FROM PADSTOW

TO MENAI

Ø375 Ø375 Ø375 Ø375 Ø375 Ø375 Ø375 Ø375 Ø375 Ø375 Ø375 Ø375 Ø375 Ø375

Ø450

Ø600

Ø450Ø450Ø450

Ø375Ø375Ø375

Ø450Ø450Ø450Ø450Ø450Ø450Ø450Ø450Ø450Ø450Ø450

Ø450Ø375Ø375Ø375Ø375

EXISTING CULVERT TO BEREMOVED AND REPLACEDEXISTING PIT AND DOWNSTREAM

PIPE TO BE EXHUMED

1140

1120

1100

1080 120

7.956

TP

1240

1220

1200

1180

1160

1324.9

19 TP

1360

1340

1320

1300

1280

1260

1440

1420

1400

1380

VEGETATED SWALE

32

Ø525


LEGEND| | | | | | | | | | | |

S S



LV LV

E(OH) E(OH)

EXISTING FENCEEXISTING MINOR TRANSMISSION LINEEXISTING MAJOR TRANSMISSION LINEWITH TRANSMISSION TOWEREXISTING BUILDING

EXISTING




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PRELIMINARY

E. DONATIR. COCKS



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95

95

95

95 95

9090

9595

95

95

95

9090Ø1

050

ALFORDS POINT ROAD

SOUTHERLAND SHIRE COUNCILØ375 PIPE HEADWALL

ADJUST INLET PIT TO SUITNEW SURFACE LEVEL

FROM PADSTOW

TO MENAI

1460

1540

1520

1500

1480

1640

1620

1600

1580

1560

1657.5

40 TP

1680

1660

1780176

01740172

0

1700

1800

Ø600

Ø375 Ø375 Ø375 Ø375

Ø375 Ø375

Ø375

Ø375

Ø450

Ø375Ø375Ø375Ø375Ø375Ø375

Ø375Ø375

Ø375Ø375Ø375Ø375Ø375Ø375Ø375Ø375Ø375Ø375Ø375Ø375Ø375Ø375

Ø375Ø375Ø375

Ø375Ø375Ø375

Ø600

PROVIDE ROCK FILLED MATTRESSPROTECTION AT OUTLETREINSTATE VEGETATED SWALE

AT TOE OF BATTER

REINSTATE VEGETATED SWALEAT TOE OF BATTER

EXISTING Ø600 PIPE TO BE EXTENDED

32

Ø525


LEGEND| | | | | | | | | | | |

S S



LV LV

E(OH) E(OH)


EXISTING BUILDING

EXISTING




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JOINS TO SHEET 05

JOINS TO SHEET 07


PRELIMINARY

E. DONATIR. COCKS



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ALFORDSPOINT

ROAD

FOWLERROAD

OFF-RAMP

CONSTRUCT NEW PIT ON KERBLINETO CONNECT TO EXISTING PIPE

PROVIDE ROCK FILLEDMATTRESS PROTECTION PROVIDE ROCK FILLED

MATTRESS PROTECTION

CONSTRUCT PIT OVEREXISTING SW PIPE

FROM PADSTOW

TO MENAI

1822.4

28 TP

1840182

0

1860

1900188

0

1960194

01920

1980

2020

2000

2060

2040

2100

2080

Ø375 Ø375 Ø375 Ø375Ø375

Ø375

Ø375 Ø375 Ø375Ø375

Ø375

Ø450

Ø450

Ø375

Ø375

EXISTING PIPE TO BE RETAINED

EXISTING PIPE TO BE RETAINED

32

Ø525


32

Ø525


LEGEND| | | | | | | | | | | |

S S



LV LV

E(OH) E(OH)


EXISTING


LEGEND| | | | | | | | | | | |

S S



LV LV

E(OH) E(OH)


EXISTING




FILE No.SCALES


SHEET No.

DS2012/000XXX

DRAWING


09-Nov-12, 3:45 PM

Plot D

ate....

.......

09-N

ov-12

, 3:45

PMCa

d File

No..

.....\\

ghdn

et\gh

d\AU\

Sydn

ey\Pr

ojects

\21\21

268\C

ADD\

Draw

ings\D

rawing

sfro

m Ne

wcas

tle 20

1210

09\2

1-212

68-C

007.d

wg

DESIGNED

REVIEWEDDRAWN

21-21268-C007.dw






30m10 20

JOINS TO SHEET 06

PLANSCALE1:1000


PRELIMINARY

E. DONATIR. COCKS



32

Ø525


32

Ø525


LEGEND| | | | | | | | | | | |

S S



LV LV

E(OH) E(OH)


EXISTING


LEGEND| | | | | | | | | | | |

S S



LV LV

E(OH) E(OH)


EXISTING


|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||

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|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||

|| |

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| || |

| || | | | | | | | | |

| || | | | | | |

Ø450

Ø450

Ø450Ø450

Ø450

Ø375

Ø375

EXISTING STORMWATER PIPE SIZE AND LOCATION AREESTIMATES ONLY. TBC DURING DETAILED DESIGN

CONVERT EXISTING PIT TOBURIED JUNCTION PIT

CONVERT EXISTING PIT TOBURIED JUNCTION PIT

PROVIDE SO TURNOUT AT GUTTER LOWPOINT TO ALLOW RUNOFF TO DISCHARGETO EXISTING SWALE.

PROPOSED SO GUTTER



FILE No.SCALES


SHEET No.

DS2012/000XXX

DRAWING


09-Nov-12, 3:45 PM

Plot D

ate....

.......

09-N

ov-12

, 3:45

PMCa

d File

No..

.....\\

ghdn

et\gh

d\AU\

Sydn

ey\Pr

ojects

\21\21

268\C

ADD\

Draw

ings\D

rawing

sfro

m Ne

wcas

tle 20

1210

09\2

1-212

68-C

008.d

wg

DESIGNED

REVIEWEDDRAWN

21-21268-C008.dw






30m10 20

PLANSCALE1:1000


PRELIMINARY

E. DONATIR. COCKS



appendix a ifd table - roads and maritime services · 21/21268/2342 mr190 -alfords point road...

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