Council archive · source document
APPROVED Plans · OPW11/0116
Plans and drawings: the text below has words only, no drawings.
7081700 7081600 7081300 Submerged Closure ~, Noosa Sound i cs ical a ae Sai oi gece as sini (ee a \ NOOSA SPIT Tema Long-Term Strategy includes: * Retain existing rock wall [maintain / upgrade] ¢ Submerged Curved channel "Closure" enclosing lagoon * Wall at end of Noosa River Spit * Groyne / Training Wall * 2short groynes * Dredging for interim navigation ¢ Foreshore nourishment « Removal of dead trees (marine plants) as required ¢ Monitoring program ¢ Maintenance of all structures For details of strategy, refer ICM report "Option Review - Noosa River Spit" For proposed works [Stage 1], see NRS-002. No works within Noosa River Fish Habitat Area, A Coastal Management District has not been declared for this area, The Erosion Prone Area is the full width of the Spit, Aerial photo from Google [June 2008]. Channel configurations have altered, LEGEND Structure Crest Structure Toe Dredge Area Nourishment Area RP Boundary RI AHO) IGA, REVISION REGISTER 0402-11 For IDAS approval aa ee Re International Coastal Management farina, Valn Beach, 4217, QLD, Australia °0 Box 306, Main Beach LPO, Main Beach QLD, 4217, Austalla epi +61 7 55640564 9817 55929147 WEBSITE www.coestalmanegementcomau PROJECT NAME NOOSA RIVER SPIT NG TILE LONG-TERM STRATEGY IBRAWING No aay NRS-001 [SRAaN: RO [eHECKED ri “Peo 2676 ee
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Page 2
aUTauT
7081900
7081800
7081700
7081600
7081500
7081400
7081300
507500
°
Ss
oS
iS
Ss
6
Wall [see drawing
a -005 & -007 for details]
Extent of
Mangrove
507700
Groyne / Training Wall to limit
channel migration [see drawing
-005 & -006 for details)
507800
Lot 114
MCH839107
RP Boundary
507900
Submerged channel closure to —-
limit channel migration [see
drawing -003 & -004 for details]
May be extended
along proposed alignment
aN
a er
508000
h-
Z
Eroded Area
Existing Rock Wall
opw.110146
&
<N}
Existing footpath [to be widened for
J construction access]
SUNSHINE COA NA
APPROVED
LOCALITY PLAN
NOOSA SPIT
Weer)
NOTES
1, Proposed Stage 1 Works:
* Retain existing rock wall [maintain /
upgrade]
* Widening of existing footpath for
construction access
* Northern section of submerged
channel closure
Wall at end of Noosa River Spit
Groyne / Training Wall
Dredging for interim navigation
Removal of dead trees (marine plants)
as required
* Foreshore nourishment
© Monitoring programme
2. Hydrographic survey by SCRC on 23rd
November 2010.
3. Works to be undertaken in accordance with
“Noosa River Spit Concept Environment
Management Plan" prepared by ICM.
4. Drawings to be read In conjunctlon with
Notes on drawing NRS-011.
LEGEND
Structure Crest
a]
een
Structure Toe
Dredge Area
18 JUL 2011
J
508100
508200
Nourishment Area
P Boundary
IERTIGAL DATUWE AnD [RORIZONTAL DATUM _ MGA
REVISION REGISTER
A aan Faibiseponl «AD BOA
International
Coastal
Management
QEEICE 50/G Arm, SYC Marina, Main Beach, 4217, QLD, Austria
POST PO Box 208, Main Beach LPO, Mein Bech QLD, 4217, Ausvala
TELEPHONE +817 55640564 FAX +617 55929147
WEBSITE waw.coastalmanegement com.au
PROJECT NAME
NOOSA RIVER SPIT
DRAWING TITLE
PROPOSED STAGE 1 WORKS
SAWING No REVISION:
NRS-002 B
DRAIN: RO [enECKED BC PROVED: AD
if ST ele,
thee
REQ 2875
Bie: As [SCALE : 12800 DATE: 01 Apr, 2011
Page 3
Existing Footpath x Excavation not to undermine a existing rock wall 7081700 Sa — t Hip 2 oN $s es oe, Closure may be extended along design alignment if —__—_——— desired/required 7081600 Nice Footpath Top of Bank SUNSHINE COAST REGIONAL COUNCIL APPROVE OPW 1101146 18 JUL 201 ~~ Existing Footpath 7081500 508100 LOCALITY PLAN NOOSA SPIT NOTES 1. Container layout indicative only. 2. Works to merge with existing rock wall. Rock to be placed as required to connect the two structures smoothly. Works to be in accordance with separate rock wall approval, 3. Closure centreline as per table below. Stage 1 - Submerged Closure Crest Centreline Point Easting Northing C 508059.9 7081711.1 Cy 508058.5 7081691.6 Cy 508054.9 7081672.1 Cy 508049.0 7081653.0 Cs 508040.4 7081634.9 Cy 508038.3 7081630.6 Cc; 508027.8 7081613.6 Cy 508016.7 7081596.9 Co 508004.2 7081581.3 Cro 507990.5 7081566.7 Cy 507975.8 7081553.1 Cp 507960.3 7081540.5 Cy 507944.0 7081528.9 Cu §07927.3 7081517.9 Cs 507910.2 7081507.5 Ce 507892.9 7081497.5 Cy 507888.7 7081495.2 Cig 507890.6 7081484.0 4, Refer to additional drawings Typical x-section © NRS-004 Nourlshment NRS-010 Notes NRS-011 LEGEND Sand-filled geotextile mega-container Nida Nourlshment Area RP Boundary JERTICAL DATUM: _AHD. REVISION REGISTER [RORZONTAL DATUM WGA neater Felssacd | | BC] International Coastal Management QFEICE 50/.G Arm, SYC Marin, Main Beech, 4217, QLD, Austala ST PO Box 308, Main Beach LPO, Mein Beach QLD, 4217, Austalia LEPHONE +61 755640564 FAX 161755929147 SITE, www.constakranegerent.com.ay le |=] i PROJECT NAME NOOSA RIVER SPIT DRAWING TITLE SUBMERGED CLOSURE LAYOUT BRAWING No. REVISION NRS-003 B DRAWN RO [EnECKEDT BC PROVED? AD RPEQ 2876: pie: As [SCALE : 11000 DATE: 07 Apr, 2014
Page 4
LOCALITY PLAN
NOOSA SPIT
, Laguna Bay
_ a a
T REGIONAL COUNCIL Sey |
APPROVED
OPW 110116 18 JUL 201
NOTES
4. Crest height such that structure is partially
emergent on very low tides only.
2. Extent of works to be restricted to limits
shown on drawings. Container configuration
East side: to achieve design may vary.
No Backfill required
West side:
Backfill to levels
as per NRS-003
3. Profile based on survey by SCRC on 23rd
November 2010.
4, Excavation
4.1. Batters may be formed by an equivalent
box cut.
4.2, Expected volume to be disturbed
[closure] : 5950m°, May vary with
| seabed changes.
4.3. Material is clean sand suitable for beach
nourishment.
44, Excavated material may be used for:
NSL [varie s] construction [filling containers}
* backfilling adjacent to structure
ZN © foreshore nourishment.
5. Optional additional tube may be placed as
part of initial works or placed [if required] in
response to monitoring,
Anticipated excavated profile a
[may vary]
° ; — RL -5.80m AHD
6, Refer to additional drawings
Optional 1m geotextile tube A Nl a lal Plan layout NRS-003
with flap [if required] Notes NRS-014
LEGEND
West side:
Backfill to levels
as per NRS-003 ¢
JVERTICAL DATUM: _ AND [HORIZONTAL DATUME WGA
REVISION REGISTER
_— ee
existing rock wall not to be
o — "Sy eee slope such that
undermined a” 7 isi id Hs
— RL -5.80m AHD 8 160391 ‘Amended Te ec
A o4azt For IDAS approval RO BCA
Geotextile flap evo. DATE DESCRIPTION ENG, APP,
with flap [if required] International
Coastal
Management
OFFICE 50/G Am, SYC Mating, Main Beach, 4217, QLD, Austalla
POST PO Box 206, Main Beach LPO, Main Beach QLO, 4217, Australia
TELEPHONE 161755640564 FAX 181755929147
WEBSITE wwe.coastakmanagement.com.eu
PROJECT NAME
NOOSA RIVER SPIT
GRAWING TITLE
SUBMERGED CLOSURE
TYPICAL CROSS-SECTION
DRAWING No.
REVISION:
NRS-004 B
DRAWN: RO [EHEGKED | BC RPPROVED? Ad
it Onl,
RPEQ 2876:
Ze: AS [SCALE 1200 DATE : 01 Apr, 2017
Page 5
LOCALITY PLAN
7081500
7081400
7081300
N
507600
Link between groyne crest
& RL +1.5m AHD
Fill to slope from RL+1.5m AHD to NSL
“ee NOP container to follow top of bank as close as
practicable without disturbing live vegetation
i Edge of Mangroves
N <
Top of Bank
507700
SUNSHINE COA
OPW 1101146
18 JUL 2011
F REGIONAL COUNCIL
PPROVED
NOOSA SPIT
Weeticl-27
NOTES
1. Container layout Indicative only.
2, _Centreline of crest as per table below.
Stage 1 - Groyne and Wall
Crest Centreline
Point | _ Easting Northing
G, | 507685.8 | 7081499.4
G, 507679.0 7081491.3
Gy 507591.6 7081 384.8
4. Refer to additional drawings
Typical x-section NRS-006 & -007
Nourishment NRS-010
Notes NRS-011
LEGEND
Sand-filled geotextile
mega-container
Nourishment Area
IRP Boundary
/ERTICAL DATUM _ AND. [ORZONTAL DATUM WGA
REVISION REGISTER
D jean cms =e |e
7m enaan fbieod | ON) Mw
fmvaal Oe SESCRPTON BY EN aRP
International
Coastal
Management
OFFICE 50/G Arm, SYC Marna, Main Beach, 4217, QLD, Australia
POST PO Box 206, Man Beach LPO, Main Beach QLD. 4217, Austlla
PHONE +817 55640564 FAX 481755029147
WEBSITE viww-coestelmenegement.com.au
PROJECT NAME
NOOSA RIVER SPIT
DRAWING TITLE
WALL AND GROYNE LAYOUT
PRAYING Ps REVISION:
NRS-005
fpRaAnT AD EnECKED aC PPROVED
hel “ee
PEG 2675
Be: AS SCALE: 1.760 DATE: 01 Ar, 2011
Page 6
LOCALITY PLAN NOOSA SPIT Weil NOTES 4. Crest height such that structure is fully emergent. May experience some ‘overtopping during significant flood events [particularly with high levels of surge and/or waves], 2. Extent of works to be restricted to limits shown on drawings. Container configuration to achieve design may vary. 3. Profile based on survey by SCRC on 23rd November 2010. 4. Excavation 4.1, Batters may be formed by an equivalent box cut. 4.2. Expected volume to be disturbed [wall ¢ & groyne}; 17,600m*, May vary with East side: West side: seabed changes. No Backfill required Backfill to RL -3m AHD [min] 4.3, Surface sediments are clean sand suitable for beach nourishment. 4.4, Material below RL ~4.5m AHD may contain acid sulphates. NOT to be placed above LAT. RL +1.5m AHD To be used for: * construction [filling containers) © backfilling Sa SN i CI em TR ih in eee OEE Hie RSE nen Ae NAN mil ea TaniL abalone inci han 5. Optlonal additional contalner may be placed as part of initial works or placed [if required] in response to monitoring. NSL [varies] ve 6. Refer to additional drawings SS ks ¥ ee KM } Plan layout NRS-005 RAIN 2 Anticipated excavated Notes NRS011 Geotextile flap a, profile [may vary] a? LEGEND ee Up to RL -5.90m AHD as required | 1 ml 16.8m lim LL Optional 1m geotextile tube with flap [if required] eee soe TN SUNSHINE COAST REGIONAL COUNCIL | fmscsi repro AP P R OVE D —e REGISTER - — . opw 1101146 48 JUL 2011 => , s)he International Coastal Management QFFICE 50/G Ann, SYC Maria, Main Beach, 4217, QLD, Austala POST PO Box 208, Man Beach LPO, Main Beach QLD, 4217, Austraa TELEPHONE +81 755640564 FAX +817 55929147 WEBSITE vwe.coastakmansgement.com.au PROJECT NAME: NOOSA RIVER SPIT DRAWING TITLE GROYNE TYPICAL X-SECTION DRAWING No- REVSEAL NRS-006 B DRAWN: RO [enECKED BC [APPROVED AD REQ 2876 Ze: AS [ScaLe: 1200 DATE: 07 Apr, 2017
Page 7
LOCALITY PLAN
Backfill if required
NSL [varies]
14.0m
Backfill to RL -3m AHD [min]
[may vary]
zt
+ Up to RL -5.90m AHD
1m Le Optional 1m geotextile tube with flap
[if required]
Anticipated excavated profile
NOTES
SUNSHINE COAST REGIONAL COUNCIL
APPROVED
OPW 110116 18 JUL 201
NOOSA SPIT
Wet
1. Crest height such that structure is level with
NSL (or as close as practicable), Will be
‘overtopped on high tides.
2. Extent of works to be restricted to limits
shown on drawings. Container configuration
to achieve design may vary.
3, For excavation notes, see drawing NRS-006.
4. Optlonal additlonal container may be placed
as part of initial works or placed [if required]
in response to monitoring.
5. Refer to additlonal drawings
Plan layout NRS-005
Notes NRS-011
ERICA ATOM [oamonra onto wea
REVISION REGISTER
7 [wan aed ele | 0
A leeaead FalbsSeppend =D BC
reveal BATE Semi [EF Teer
International
Coastal
Management
QEEICE 50/G Arm, SYC Marina, Main Beech, 4217, QLD, Australia
POST PO Box 306, Main Beach LPO, Main Beach QLD, 4217, Austra
IE +817 55640564 = FAX +617 55929147
WEBSITE vww.cosstalmansgementicomau
PROJECT NAME
NOOSA RIVER SPIT
DRAWING THTLE
WALL TYPICAL CROSS-SECTION
DRAWING No. REVISION
NRS-007 B
DRAWN: RO eAECKED: 8c PPPROVED: AD
f
iblnie Jan,
RPE 2875
Bue: AS [SCALE : 7:20 DATE: 01 Apr, 2011
Page 8
NOOSA SPIT eae Dredging for interim navigation access ONLY. No ongoing maintenance dredging. Dredging is to be entirely within water allocation area [NRS-RE-001]. Final location & extent to be determined after pre-start survey to accommodate channel movement prior to works, Middle channel presently dominant. Aerial photo [Feb 2011] overlay is approximate only. Itis anticipated that dredging works will Include enhancement [widening & deepening] of existing channel. May Involve enhancement or creation of secondary channel to provide alternative access if required, Expected volume: < 20,000m3, Temporary navigation alds to be provided by the Contractor throughout the works to the satisfaction of Regional Harbour Master. Permanent navigation aids to be installed as requires by Regional Harbour Master. Refer to additional drawings Dredge Area NRS-009. 7 [LEGEND Dredge Area RP Boundary REVISION REGISTER | | | : 3 ‘ ; 4 A coe FeriokS eprom | eva, OATE TPTOH ENG APA ; , International | _—— Coastal Salle : 5 ; Management G Arm, SYC Marina, Maln Beach, 4217, QLD, Austaia PO Box 306. Main Beach LPO, Main Beach QLD, 4217, Australia 23 | Co. he | | PROJECT NAME NOOSA RIVER SPIT A c | .
Page 9
Existing Channel SUNSHINE COAST REGIONAL COUNCIL APPROVED OPW 1101 6 18 JUL 2011 Possible dredge profile [widening & deepening existing channel] LOCALITY PLAN NOOSA SPIT , Laguna Bay NOTES i. Final dredge profile to be determined after Pre-Start survey. 2. Maximum dredge depth to be RL -3m AHD. to avoid acid sulphate materials. 3. Batters (1V:3H) may be formed by an equivalent box cut. 4, Material is clean sand suitable for beach nourishment, 5. Refer additional drawings Centreline NRS-008 6. Dredged materlal may be used for: ° construction [filling containers] ° backfilling adjacent to structures . foreshore nourishment. LEGEND NERTIOAL OATUW AND [OazoNTAL OAT Wom REVISION REGISTER International Coastal Management OFFICE 50/G Am, SYC Marina, Main Beach, 4217, QLD, Australia POST, PO Box 206, Main Beach LPO, Main Beach QLD, 4217, Australia TELEPHONE +81755640564 FAX +61755929147 WEBSITE wwe:coastabmansgement.com.au PROJECT NAME NOOSA RIVER SPIT DRAWING TITLE DREDGE AREA TYPICAL PROFILE DRAWING No. REVISION: NRS-009 B DRAWN: RD CHECKED? BC FEO 2876| faze: As [SCALE : 1200 DATE : 01 Apr, 2011
Page 10
LOCALITY PLAN NOOSA SPIT ReenacT] SUNSHINE COAST RE NAL COUNCIL APPROVED OPW 1101146 18 JUL 2011 NOTES 1. Estimated volume for foreshore nourishment ~9,000m*, 2. All material placed on the foreshore to be clean sand suitable for nourishment. 3. Adjacent to groyne, profile to widen such that new HAT alignment to be in accordance with drawing NRS-005. Nourished HAT Alignment Existing MHWS Alignment Sm Reprofile to top of bank as required. Lowest of Design nourished profile RL 1.06m AHD or top of bank Wv. NSL [varies] a i= LEGEND [VERTICAL DATUM AND [HORIZONTAL DATUM: MGA REVISION REGISTER fe OAT CESCRPTON | ev [ENS International Coastal Management OFFICE 50/G Arm, SYC Marina, Main Beach, 4217, QLD, Austala POST PO Box 206, Main Beach LPO, Main Beach QLD, 4217, Austra TELEPHONE +61755640564 FAX +617 55329147 WEBSITE vwe.coastalmansgementcom.eu PROJECT NAME NOOSA RIVER SPIT RAWING TITLE NOURISHMENT TYPICAL PROFILE [BRAWING No. REVERE NRS-010 B DRAWN RD [ereCKED: Be PPROVED AT piel es PEO 2876 Ze: AS [SCALE : 1:200 DATE : 01 Apr, 2017
Page 11
NOTES 1. Design conditions TA. Tides [QT tide tables, Noosa Head] a ain 218m SUNSHINE COAST REGIONAL COUNCIL MHWS +0.62m +1.74m 3 AHD +0.00m +1.12m MLWS -0.80m +0.32m LAT -1.12m +0.00m 1.2. Flood [Noosa River Flood Study, John Wilson & Partners, 1995] 50yr ARI 1.44mAHD entrance scour 0.5m 1:3; Currents [GCCM numerical model] Max spring tide 1 -1.5m/s. Velocities expected to vary in response to prevailing channel configurations and location within the estuary. 1.4. Waves Hs 1m [nominal] Potential wave conditions at the foreshore are expected to vary in response to prevailing channel configurations. 2. Materials - Geotextile and Sand-filled Geotextile Mega-Containers 2.1. Containers to be fabricated using ELCOMax 1209RP geotextile (or equivalent). Expected lifetime 25 years. 2.2. Container length to be 20m [may be altered if necessary or preferred by contractor]. 23: Containers to have suitably spaced filling ports [MIN 3 preferred] with "screw & glue" closure types. 2.4. Geotextile underlay to be ELCOMax 600R (or equivalent) 2.5. Geotextile flaps, where required, are to be of sufficient size to provide a 30m x 6m flap. Flaps are to be fabricated using ELCOMax 600R (or equivalent). Flaps are to be adequately secured (e.g. stiched) to the bottom of the container. 2.6. If flaps cannot be fabricated, may be replaced with separate geotextile fabric with 1m laps. 3. Filling of Containers 3.1. Excavation tolerances Vertical +/- 0.2m 3.2. Containers to be filled in accordance with manufacturer's specifications using either jetpump, dredge or suitable alternative. 3.3. Design filled container dimensions as shown. 3.4. Finished container tolerances Horizontal _+/- 1.0m from design alignment [containers to be well butted together] Vertical +/- 0.5m at any single point +/- 0.3m averaged over 10m 4. Maintenance 4.1. Nominated geotextile is more robust than the standard geotextile, however may be subject to damage from vandalism, vessel impact, anchors etc. 4.2. Structures to be inspected periodically and after all major events. 4.3. Any minor damage is to be repaired as soon as practicable. 4.4. Any major damage or deflation and the container is to be replaced. 4.5. If damage is an ongoing concern, consideration may need to be given to armouring the structures [e.g. with rock]. 46. Scour may require topping up with additional containers or placing of rock in scour holes 5. Monitoring 5.1. The natural system is highly variable. Monitoring is to be undertaken in accordance with ICM Report "Option Review - Noosa River Spit" to determine the performance and impacts of the works. 5.2. Works may be modified or removed if monitoring indicates that this is necessary. 5.3. Implementation of later stages of the works to be undertaken as required. Sand-filled Geotextile Containers Finished dimensions [Filled above water level] Nominal Diameter = 3.0m Volume = 81m? Nominal Diameter = 3.4m Volume = 103m? Nominal Diameter = 4.2m Volume = 183m? Nominal Diameter = 4.6m Volume = 224m* . T4 2.2m Sand-filled Geotextile Containers Finished dimensions [Filled below water level] Nominal Diameter = 4.6m , 6m Flap Detail . T4 2.6m 6m | T4 2.6m LOCALITY PLAN NOOSA SPIT ea) LEGEND VERTINL DATUM: AND [RORZONTAL DATUM WGA REVISION REGISTER 8 161103 Amended Te Bc AL A 04.0211 For JOAS approval RO BC OAD eevno. DATE DESCRIPTION BY ENG, APP, International ¢4 Coastal Management OFFICE 50/G Am, SYC Marina, Maln Beach, 4217, QLD, Austalla PGST, PO Box 206, Main Beach LPO, Main Beach QLO, 4217, Australia TELEPHONE 61755640564 FAX 61755329147 WEBSITE wwn.coastabnanagement.com.au PROJET NAME NOOSA RIVER SPIT DRAWING TITLE NOTES IBRAWING No. SN NRS-011 B JoRAWN RD [enEGKED: BC PPROVED: AD / REQ 2876| Ksize: AS SCALE: NTS. DATE: 07 Apr, 2011
Page 12
Extent of live marine plants below HAT to be removed | 18 JUL 20n opw i144 16 5m (approx) ‘/ AExisting path » | MY be widened for construction access Extent of terrestrial vegetation to be cleared (separate approval) Structure Footprint Li Nourishment Top of Bank So So So eo So w ee : a Ue flr ff" Lot 114 Extent of Dead Tree MCH839107 to be removed Edge of Mangroves ¥~ Not to be disturbed 507500 So a oO KR °o w 507700 507800 507900 LOCALITY PLAN NOOSA SPIT ee NOTES 1. Vegetation survey by SCRC on 23rd November 2010. 2, Removal of dead trees to be undertaken in accordance with the Construction Management Plan. 3. Area of dead trees to be removed ~7700m?, Area of live marine plants to be removed (clearing track) ~275m?, Area of terrestrial plants to be removed (clearing track) ~ 10m?. 4. Track widening to be undertaken in such a way to minimise the impact and provide adequate access for construction equipment. LEGEND Dead trees to be removed Live marine plants to be removed (below HAT) Terrestrial plants to be removed NeRtion ATOM an Tonzowra pare REVISION REGISTER 8 161103 ‘Armended te ec As A 080211 For IDAS approval RD BC AN Pevn. DATE DESCRIPTION BY ENG, APP, International Coastal Management QEFICE 50/G Am, SYC Marina, Main Beach, 4217, QLD, Austalo POST, PO Box 206, Main Beach LPO, Main Beach QLD, 4217, Australia TELEPHONE +817 55640564 FAX +617 55329147 WEBSITE wwa.cosstalmansgement.com.au PROJECT NAME NOOSA RIVER SPIT DRAWING TITLE AFFECTED VEGETATION IERAWING No. REVISION, NRS-012 B BRAWN: RD ERECKED: BC APPROVED! A Uh IOP, REQ 2876| [SCALE : 1:2000 DATE: 05 Apr, 2011
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