Stormwater Report

7/23/2019 Stormwater Report

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Pollution PreventionStormwater Treatment & Hydrocarbon Capture

Petrol Stations

PURACEPTOR

Australia


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Non-Compliant SitesPetrol stations with the following defects.

Canopy drip line that does not allow for the 10 degree inset

Fuel hose line that reaches outside the drip line

Fuel bowsers that have no canopy

Defective Oil/Water plate separator (Sewer connected)

Unseemly & highly visible hydrocarbons

polluting the stormwater. The concentration

in the picture is in excess of 100ppm

Picture shows a defective forecourt design

with oils and fuels discharging directly to the

street drain.

Standards & Guidelines for

Petrol Station Stormwater

Pollution Control

There is no Australian Standard for oil/water separators.

There are only guidelines for hydrocarbon discharge

limits for stormwater discharge.

All State and territory regulating environmentalauthorities (or EPA) have guidelines with varying

terminology stating that hydrocarbons are not to be

visual (10ppm) in stormwater and receiving waters.

European Standard(oil and petrol separators)

In the absence of an Australian Standard, the

European British Standard 858.1 applies when

compliance is the regulating issue.

It is the worlds most stringent standard for

hydrocarbons separation for the use of oil/petrol

separators in surface water drainage systems.Prevents the emission of petrol odours.

Australian Runoff QualityThe Australian Runoff Quality A Guide to Water

Sensitive Urban Design (Engineers Australia) ISBN 0

85825 852 8 Chapter 9 `Hydrocarbon Management`

refers to The Standard and the European Agency UK

Oil Separator Selection and Design` for petrol stations.

Picture shows a common site at petrol

stations - uncovered fuel pumps.

Picture shows an under-

sized canopy with fuel

pumps outside the

canopy dripline


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Solution for

Non-Compliant

Petrol StationsSPEL Puraceptor Class 1stormwater

treatment system is a solution for the

treatment, capture and retention of

hydrocarbons off petrol stations.

SPEL Puraceptor Class 1can

rationalize the existing use of servicestations in conformity with the applicable

environmental guidelines and put in place

ongoing operational measures to prevent

the likelihood of contamination in the

case of an unforeseen future event.

SPEL`s Puraceptor Class 1oil/water

separator is connected to the stormwater

[provides the site with the highest degree

of environmental protection; - a protection

that complies with the councils, and the

EPA`s guidelines.]

Petrol forecourt and surrounds at a busy metropolitan petrol station rendered compliant. The

catchment consists of a grated drain encompassing the complete perimeter of the under-sized

canopy. Surface water and forecourt runoff drains to the Puraceptor located under the two

trafficable covers in the foreground.

Puraceptor CertificationAustralian Independent Tests

The Puraceptor has been independently tested at Australia`s pre-

eminent hydraulics research facility, the University of South Australia

(UNISA), and at the UK`s leading hydraulics research faculty HR

Wallingford.

NATA analysis of the tests shows a water quality of no visible trace` of

hydrocarbons from an inflow concentration of 5,000ppm.

In-Situ TestingNATA analysis of Puraceptors operating at similar applications inAustralia reveal `no detection` of hydrocarbons from a captured

concentration of 8,000ppm.

Council ApprovalsThe increasing awareness by councils of the superior European Standard

has prompted many to review their current procedures and in only the

past eighteen months over sixty councils have approved SPEL for service

stations and similar applications with units already operational in excess

of forty sites.

Puraceptor Benefits

Full retention Class 1 treatment oil/water separator. It

treats all liquid. There is no bypass.

Complies with federal and state government regulating

environmental guidelines for water quality.

University tested and certied to independent

European Standard EN BS 858.1 for the capture and

retention of hydrocarbons with a discharge quality of

no visible trace from a tested inflow concentrator of

5,000ppm.

Capture and contain oil/fuel spillages.

Can be sized to capture and contain a spill from a

refuelling tanker and prevent discharge to stormwater.

Passive gravity function ensuring treatment is

continuous.

Equipped with an intrinsically safe oil alert probe

providing regular detection for oil build-up. Set to alarm

when oil hydrocarbons attain 10% of the chamber`s

volume.

Oil alert probe enables self-monitoring`, suitable forunmanned and remote locations.

Equipped with a ame trap ensuring re water is

extinguished.

Equipped with a vapour trap preventing vapours from

discharging and preventing the emission of odours.

Water tight structure

Minimum 50 years life span.

Low frequency and low cost maintenance

Operations & Maintenance manual

with a ledger for accurate recording ofmaintenance operations.

Maintenance performed from ground level; no

entering of tank is required, satisfying O.H.& S.

requirements.

a97%totalsuspendedsolids(TSS)

a100%>5mmgrosspollutant

solids(GP)

a99.9%lightliquids(TPH)

(certifeddischargequalityof5PPMorless,

EuropeanstandardBSEN858.12006

)

a>45%totalphosphorous a>45%total

nitrogen

a>90%heavymetals

Independentlytestedfor

reducingtheaverage

annualloads:


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Head Office83 87 Fennell Street, Parramatta NSW 215002 8838 1036

Stormwater discharge quality is < 1.86 mg/l hydrocarbon

contentexceeding the Environmental Protection Agency

(E.P.A.) requirements of 10mg/l hydrocarbon content.

Test sampling access:Field test discharged samples are

taken from sampling point and analysed by NATA

accredited laboratories.

SPEL PURACEPTORunits are glass reinforced plastic

vessels made by the technical advanced chop hoop filamentwinding process (patented) producing circumferential and

longitudinal strength complying with AS 2634-1983 for tank

design.

SPEL PURACEPTOR Class 1separators

incorporate coalescer units. They

consist of a quality stainless steel

mesh container with an adjustablehandle and high volume reticulated

foam insert.

The coalescer unit is mounted in

the second chamber, providing

a coalescence process for the

separation of smaller globules of light

liquid pollutants before final discharge

to stormwater.

SPEL PURACEPTOR tanks contain an immersed inlet

dip pipe to extinguish flames and prevent inflammable

vapours form passing through to the drainage system.

Complies with Section 6.3.4 of BS EN 858.1.2006.

SPEL PURACEPTOR can withstand temperatures of up

to 140C.

OilRetentionChamber

Secondary

Separation

Chamber

The probe is freely suspended in the probe protection tube

in the separator at the correct level. When the oil-layer or

depth of hydrocarbons reaches the predetermined level, the

top of the probe will be immersed in the oil, breaking the

circuit and activating the alarm. It is intrinsically fail-safe`

system providing complete assurance that is operative. If a

fault occurs it will be signaled immediately.

TheAUTOMATIC CLOSURE DEVICE (A.C.D.) is a precisely

engineered device comprising a water-buoyant ball

that is sensitive to any change in the water density as a

consequence of light liquids build up, thereby automatically

activating a process of depressing the A.C.D. to SHUT OFF

the separator, preventing pollutants from discharging to

drains and waterways.

MAINTENANCE Designed for high performance and low maintenance over a long life span

Visible oils (TPH) are skimmed from the surface of the water level

Easy and safe to access and clean, with access shafts positioned onall chambers.

No entering of the unit is required

Not mandatory for the unit to be cleaned every 3 months.

Only oils, sediment and gross pollutants need to be removed.

All stormwater does not require removal.

The cylindrical design ensures sediment collects easily on the floorof the chambers effecting easy, quick removal. There are no squarecorners or unreachable cavities and recesses.

Waste is removed by a vacuum loading truck. (Suction truck)

ACT NT NSW QLD SA VIC WA

02 6128 1000 02 8838 1000 02 8838 1000 07 3390 8677 08 8275 8000 03 5274 1336 08 9351 1000


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TITLE:

SIZE CODE DWG No: REV

SCALE SHEET

DATE REVISED BY

STORMWATER QUALITY

IMPROVEMENT DEVICE

SPEL - PURACEPTOR - 300 SERIESP.040.8.C1.2C.A.300

SP11-15200 0

1 of 1N.T.S

A3 N/A

DRAWN BY: P.LEE

DATE: 26/7/2012ALL DIMENSIONS IN MM

83 - 87 FENNELL ST, PARRAMATTANSW. 2150.

PH: + 61 2 8838 1000FAX: + 61 2 9630 0369

EMAIL: [email protected]

SPEL TANK - 300 SERIES

NOTES:-MATERIAL= FIBERGLASS-MATERIAL COLOR = CYAN

34

1850RIBS

483

5900OVERALL LENGTH

825

555

3275

86 MAX

145 425 TYPICAL

600

600

600

900

300 - ALL MANHOLES

160

0INLETINVERT

I.D1800

I.D1800

700

2150

OVERALLHEIGHT

240 MAX

3921

WINDING 4935

121 MAX

1500

700

VENT/CABLE DUCT HOLESC/W RUBBER RINGS( TO SUIT 110 PIPE )

2150

O.D1875


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Certified stormwater solution for fuel

forecourts with contaminated runoff.

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