Petroleum Tank Technologies Petroleum Tank Technologies (PTT)(PTT)

Underground Petroleum Storage Tank (UPST) Underground Petroleum Storage Tank (UPST) FRP LiningFRP Lining

Leakage from an Underground Petroleum Leakage from an Underground Petroleum Storage Tank poses a significant risk toStorage Tank poses a significant risk to

- Persons,- Persons,

- Property,- Property,

- Environment, and- Environment, and

represents a major liability for the occupier / represents a major liability for the occupier / owner of the premisesowner of the premises

BackgroundBackground

LitigationLitigation LicenceLicence FinesFines ReputationReputation SalesSales Environment Remediation CostEnvironment Remediation Cost Loss of Strategic SiteLoss of Strategic Site

RiskRisk

RiskRisk

Ageing single wall UPSTs represent an Ageing single wall UPSTs represent an increasing environmental and financial riskincreasing environmental and financial risk

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Tanks refurbished in Japan using theTanks refurbished in Japan using theUV Curable FRP LiningUV Curable FRP Lining have not had a single warranty claim have not had a single warranty claim – many have been lined for more than 10 years– many have been lined for more than 10 years

To date, PTT has refurbished tanks in several states, some of which are included below:

Distributor Customer Location Tank Size & Q'ty

◈ Shell Distributor: Belven Enterprises Pty. Ltd. Collie WA 33,000 litres x 1 ea

◈ Mobil Distributor: TASCO Mildura VIC

27,000 litres x 1 ea

18,000 litres x 1 ea

11,500 litres x 1 ea

55,000 litres x 1 ea

45,000 litres x 2 ea

18,000 litres x 1 ea

27,000 litres x 1 ea

9,500 litres x 2 ea

17,000 litres x 1 ea

45,000 litres x 2 ea

18,000 litres x 1 ea

13,600 litres x 2 ea

12,000 litres x 1ea

45,000 litres x 2 ea

10,000 litres x 1 ea

27,800 litres x 1 ea

42,000 litres x 2 ea

27,000 litres x 2 ea

Extends the life of the UPST by at least 20 Extends the life of the UPST by at least 20 years – years – GuaranteedGuaranteed

Suitable for Ethanol storage up to 100% by Suitable for Ethanol storage up to 100% by the standard use of a final coating of Novolac.the standard use of a final coating of Novolac.

Permanent manhole makes futurePermanent manhole makes futurecleaning and inspections simplecleaning and inspections simple

Benefits of UV Cured FRP Benefits of UV Cured FRP LiningLining

Automatic inventory monitoring can beAutomatic inventory monitoring can beestablished via the manhole (ATG system)established via the manhole (ATG system)

Service Station continues to operateService Station continues to operateduring the tank reliningduring the tank relining

Average tank repaired in a weekAverage tank repaired in a week

Benefits of UV Cured FRP Benefits of UV Cured FRP LiningLining

Leaking tanks can be repairedLeaking tanks can be repaired

- EPA guidelines must be met,- EPA guidelines must be met,

- Site of the tank is critical,- Site of the tank is critical,

- Strict environmental assessment- Strict environmental assessmentprocess is followed.process is followed.

Benefits of UV Cured FRP Benefits of UV Cured FRP LiningLining

Install temporaryInstall temporaryenclosureenclosure

Empty fuel tankEmpty fuel tank

Cut concreteCut concrete

Cover sludge with detergent mixCover sludge with detergent mix

Work ProcedureWork Procedure

Purge Tank, reducing the atmosphere to zero Purge Tank, reducing the atmosphere to zero % LEL, and zero % VOC’s.% LEL, and zero % VOC’s.

Cut access hole in tankCut access hole in tank

Tank is cleanedTank is cleaned

Waste disposed of as per regulationsWaste disposed of as per regulations

Work ProcedureWork Procedure

Tank is inspected, ultrasonic thickness test.Tank is inspected, ultrasonic thickness test.

Testing is over entire internal surface, in a Testing is over entire internal surface, in a grid of 50 cm. squares.grid of 50 cm. squares.

Assessed for suitability for repairAssessed for suitability for repair

Work ProcedureWork Procedure

FRP Lining is appliedFRP Lining is applied

Sheets overlapSheets overlap

Joins are sealedJoins are sealed

FRP Lining is cured by UV lightFRP Lining is cured by UV light

Work ProcedureWork Procedure

Ethanol resistant Ethanol resistant coating appliedcoating applied

Tank is pressure tested Tank is pressure tested at 35 KPaat 35 KPa

Reinforcement and Reinforcement and concrete is replacedconcrete is replaced

Manhole cover is fittedManhole cover is fitted

Work ProcedureWork Procedure

Cost EffectiveCost Effective Minimum loss of Retail Sales Minimum loss of Retail Sales 20 Year Guarantee20 Year Guarantee Minimal Duration or DisruptionMinimal Duration or Disruption Safe ProcedureSafe Procedure Competent OperatorsCompetent Operators Professional ServiceProfessional Service

Petroleum Tank TechnologiesPetroleum Tank Technologies Underground Petroleum Storage Tank (UPST) Underground Petroleum Storage Tank (UPST)

FRP LiningFRP Lining