Appendix 3 - Stormwater quality management plan

 

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200mm

“45,

BIORETENTION PLANTING TO BE MIXTURE OF GROUND
COVERS INCLUDING GRASSES, HERBS AND SEDGES.
REFER SPECIES LIST ON THIS DWG. PLANTING DENSITY
TO ACHIEVE 90% COVER (MIN. 6-8 PLANTS PER m’.

 

 

 

 

 

INDICATES PROPOSED —~__|
STRIP FOOTING

 

 

 

 

 

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HANDRAIL OR BALUSTRADING
TO ARCHITECT'S SPECIFICATION.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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CORE FUNCTIONAL BIORETENTION
PLANT SPECIES LIST

SPECIES NAME COMMON NAME TYPE
CAREX APPRESSA TALL SEDGE GROUNDCOVER
FICINIA NODOSA KNOBBY CLUB-SEDGE GROUNDCOVER - SEDGE
GAHNIA SIEBERIANA RED-FRUIT SAW-SEDGE GROUNDCOVER - SEDGE
IMPERATA CYLINDRICA BLADY GRASS GROUNDCOVER - GRASS
LEPIDOSPERMA LATERALE VARIABLE SWORD-SEDGE GROUNDCOVER - SEDGE
LOMANDRA HYSTRIX GREEN MAT-RUSH GROUNDCOVER - HERB
LOMANDRA LONGIFOLIA SPINY-HEADED MAT-RUSH GROUNDCOVER - HERB
POA LABILLARDIERI COMMON TUSSOCK GRASS GROUNDCOVER - GRASS
THEMEDA AUSTRALIS: KANGAROO GRASS GROUNDCOVER - GRASS
CALLISTEMON SIEBER! RIVER BOTTLEBRUSH SHRUB
LEPTOSPERMUM LIVERSIDGE! OLIVE TEA-TREE ‘SHRUB
BANKSIA ROBUR SWAMP BANKSIA SMALL TREE
MELALEUCA LINARIIFOLIA FLAX-LEAVED PAPERBARK SMALL TREE
MELALEUCA VIRIDIFLORA BORAD LEAVED TEA-TREE SMALL TREE
CASAURINA GLAUCA SWAMP OAK TREE
CASUARINA CUNNINGHAMIANA | RIVER SHEOAK TREE
LOPHOSTEMON SUAVEOLENS SWAMP MAHOGANY TREE
MELALEUCA BRACTEATA BLACK TEA-TREE TREE
MELALECUA QUINQUENERVIA BROAD-LEAVED PAPER BARK} TREE )

 

 

 

 

 

 

 

 

 

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L SATURATED
DRAINAGE LAYER

1000 SLOTTED
UNSOCKED SUBSOIL
DRAINAGE PIPE.

(C\ SECTION
\cor/ NOT TO SCALE

ROCK SCOUR PROTECTION

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FILTER MEDIA LAYER (500mm)
TRANSITION LAYER (100mm)
DRAINAGE LAYER (200mm)

 

 

 

PROPERTY
BOUNDARY

HANDRAIL OR BALUSTRADING TO

TT ARCHITECT'S SPECIFICATION.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8
SATURATED
DRAINAGE LAYER

100% SLOTTED
UNSOCKED SUBSOIL

 

 

 

DRAINAGE PIPE.

 

(D0 SECTION
\cor/ NOT TO SCALE

——

BIO-RETENTION INSPECTION
CHECKLIST

1. CERTIFICATE OF COMPLIANCE FOR SOIL FILTER
MEDIA FROM SUPPLIER MEETING SPECIFIED
HYDRAULIC CONDUCTIVITY ON THE APPROVED
ENGINEERING PLANS.

2. DATE STAMPED PHOTOGRAPHS TAKEN
FOLLOWING CONSTRUCTION OF EACH STAGE
OF INSTALLATION AS FOLLOWS:

2A. OVERFLOW PIT

2.2. BULKING OUT/TRIMMING PROFILING

2.3. UNDER DRAINAGE

2h. CLEANOUT POINTS

25. DRAINAGE LAYER

2.6. TRANSITION LAYER

2.7. FILTRATION MEDIA

2.8. LAYING OF GEOFABRIC PROTECTION
PRIOR TO TEMPORARY SCOUR/SILT
PROTECTION MEASURES

2.9. SCOUR/SILT PROTECTION (TYPICALLY
TURF)

2.10. FINAL PLANTING

3. CONTRACTOR SHALL NOTIFY EMPIRE
ENGINEERING PRIOR TO COMMENCING THESE

WORKS.
LD

 

FILTER MEDIA
SANDY LOAM
HYDRAULIC CONDUCTIVITY OF 200mm/HR

 

TRANSITION LAYER
COARSE SAND
AVERAGE PARTICLE SIZE 1mm, WITH LESS THAN 2% FINES

 

SATURATED DRAINAGE LAYER

WASHED SCREENINGS

Smm@ PARTICLE SIZE 2% FINE STRAW (BY VOLUME)
5% HARDWOOD CHIPS (BY VOLUME)

DRAINAGE LAYER
WASHED SCREENINGS
Smm@ PARTICLE SIZE

 

 

NOTE: BIORETENTION MEDIA TO BE IN ACCORDANCE WITH
SECTION 5.3.4 OF HEALTHY WATERWAYS “WSUD

TECHNICAL GUIDELINES IN SEQ".
Wi rrr

 

 

WARNING

THE LOCATION OF ALL EXISTING SERVICES (E.G. TELSTRA|]

ELECTRICITY, SEWERAGE, WATER & GAS) ARE SHOWN
SCHEMATICALLY ON THE DRAWINGS. PRIOR TO AND

DURING CONSTRUCTION OBTAIN THE PRECISE LOCATION OF

ALL SERVICES (UNDERGROUND & OVERHEAD) FROM THE

RELEVANT AUTHORITY RESPONSIBLE FOR THE SERVICE

SHOWN. THE CONTRACTOR SHALL BE RESPONSIBLE FOR

ANY DAMAGE TO EXISTING SERVICES WHETHER SHOWN
ON THE DRAWINGS OR NOT.

 

STATUS

CONCEPT

 

 

 

 

 

 

 

 

 

 

 

 

ROTES (Client: WESSEL PETROLEUM ) (Besigned: TLH [Drawn TLH | Checked: RAW le: Date: NOVEMBER 2016 |Scale. AS SHOWN

Ths is the property ofthe exper, nd ay abe ; ; 5 ;

set oped or reac ly, npr ne ae OA ERG oy GIADSTONE 4, SUNSHINE COAST | Toroject: SERVICE STATION REDEVELOPMENT ‘Approved! CONCEPT DRAINAGE DETAILS Job Ref No Drawing No:| Issue
ony ey nay rest eal etn CORNER OF MARY ST AND WEYBA RD SHEET 2 OF 2

“Amendment Date [ ort) 3 Ventratdmensens on Stee SO NOOSAVILLE C ROSS WEGNER 7 RPEQ: 8042 CC-3668 CONO4 | DRS