Technical Program: Tanks, Tanks and More Technical Program: Tanks, Tanks and More TanksTanks

“STEEL WATER STORAGE TANK

MAINTENANCE”

Maine Water Utilities Maine Water Utilities Association Conference No. Association Conference No.

490-April 12, 2007490-April 12, 2007

Marcel Payeur

Marcel A. Payeur, Inc.

Interior Roof Total Coating Failure

Interior RoofInterior RoofTotal Coating FailureTotal Coating Failure

Interior Heavy Corrosion Interior Heavy Corrosion Pit Welding is NecessaryPit Welding is Necessary

Total Total Coating Coating FailureFailure

Weathered Alkyd CoatingWeathered Alkyd CoatingSystem - RoofSystem - Roof

Heavy CorrosionHeavy CorrosionExtremely Small ManwayExtremely Small Manway

-Was Replaced-Was Replaced

Winthrop, Winthrop, MA. MA.

1 MG. Prior 1 MG. Prior toto

RehabilitatioRehabilitationn

Interior SSPC 10 Near Interior SSPC 10 Near White Blast GradeWhite Blast Grade

Interior Interior Complete New Coating Complete New Coating

SystemSystem

Strip Coat Prior to Strip Coat Prior to 2 - Epoxy Coat2 - Epoxy Coat

Exterior new coating, Exterior new coating, damage due to interior pit damage due to interior pit

weldingwelding

Interior pit welding Interior pit welding damagedamage

ExteriorExteriornew coating damage due tonew coating damage due to

interior pit weldinginterior pit welding

InteriorInteriorEpoxy Pit Filler After Epoxy Pit Filler After Blasting and PrimingBlasting and Priming

Elastomeric Membrane Elastomeric Membrane Riveted TankRiveted Tank

Finial Vent, New Coating Finial Vent, New Coating System and Stainless Steel System and Stainless Steel

ScreenScreen

Heavy CorrosionHeavy CorrosionExtremely Small ManwayExtremely Small Manway

- Was Replaced- Was Replaced

Old ManwayOld Manway

New 18 x 24 ManwayNew 18 x 24 ManwayComplete Finish CoatComplete Finish Coat

New 30” Shell New 30” Shell ManwayManway

Power Power WashWash

Only Only SphereSphere

Power Power WashWashOnlyOnly

Extensive Power Tool Cleaning

Extensive Power Tool Cleaning

Extensive Power Tool Cleaning

1.5 MG Reservoir1.5 MG Reservoir

Extensive Spot Extensive Spot RepairRepair

Overcoat SystemOvercoat System

No ContainmentNo Containment

SpotSpot

OvercoatOvercoat

SystemSystem

400,000 Gallon 400,000 Gallon SphereSphere

Complete Power Complete Power WashWash

Spot Clean OvercoatSpot Clean Overcoat

Pedestal OnlyPedestal Only

Power Wash

Power Tool

Clean Pedestal

Spotted Pedestal

Power Wash

Below Equator

Exterior Exterior Spot Surface Spot Surface

Prep. Prep. Overcoat Overcoat SystemSystem

300,000 300,000 Gallon Gallon

Elevated Elevated TankTank

No No ContainmentContainment

Exterior Spot Exterior Spot Surface Prep.Surface Prep.

Overcoat Overcoat SystemSystem

1 MG. Elevated 1 MG. Elevated TankTank

No No ContainmentContainment

Power Washi

ng

Completed Power Wash

CompletedCompleted

OvercoatOvercoat

SystemSystem

10,000 PSI Power Wash10,000 PSI Power Wash

Exterior SSPC SP6Exterior SSPC SP6Commercial BlastCommercial Blast

SSPC SP6SSPC SP6

Gray Zinc Primer Gray Zinc Primer Red Epoxy ContainmentRed Epoxy Containment

RoboticRobotic

BlastBlast

MachineMachine

RoboticRobotic

BlastBlast

MachineMachine

RoboticRobotic

Blast Blast

MachineMachine

750,000 Gallon 750,000 Gallon StandpipeStandpipe

Full Blast, New Full Blast, New Coating SystemCoating System

Containment is Rigid Containment is Rigid Monaflex Monaflex

Covering System withCovering System with

Reinforced Reinforced Polyethylene Polyethylene

MembraneMembrane

Shrink Wrap

Partial Containment Work Partial Containment Work AreaArea

Sheeting is Woven Nylon, Sheeting is Woven Nylon, Silicon CoatedSilicon Coated

ElevatedElevated

Full BlastFull Blast

New Coating New Coating SystemSystem

400,000 400,000 gallongallon

Rigid Rigid ContainmentContainment

Shrink Wrap

Exterior Exterior Full Blast, Full Blast,

NewNewCoating Coating SystemSystem

400,000 400,000 gal. Spheregal. Sphere

Full Full ContainmeContainme

ntntTepe Tepe

SystemSystem

StandpipeStandpipe

Rigid Pipe Rigid Pipe

withwith

Shrink WrapShrink Wrap

Full Containment, Full Containment, Standpipe,Standpipe,

Tepe SystemTepe System

Sanford, ME.Sanford, ME.

1 MG. Standpipe1 MG. StandpipeFull Blast, New Coating Full Blast, New Coating

SystemSystem

600,000 Gallon Reservoir600,000 Gallon ReservoirFull Blast, New Coating Full Blast, New Coating

SystemSystemLocalized ContainmentLocalized Containment

Containment Localized Area Only

Localized

Area

Winthrop Ma. Aerial ViewWinthrop Ma. Aerial ViewClose Proximity of HomeClose Proximity of Home

Dust Collection 24,000 CFMDust Collection 24,000 CFMNegative AirNegative Air

AntennasAntennasImportant In Agreement Important In Agreement With Carriers To Remove With Carriers To Remove

Antennas Antennas During MaintenanceDuring Maintenance

Antenna SupportsAntenna Supports

Foundation RepairFoundation Repair

FoundatiFoundationon

RepairRepair

FoundatiFoundationon

RepairRepair

Grinding Erection WeldsGrinding Erection WeldsPrior to Blasting or Power Prior to Blasting or Power

Tool CleaningTool Cleaning

1.5 MG Elevated Containment 1.5 MG Elevated Containment Destroyed by 70+ mile per hr. Destroyed by 70+ mile per hr.

Hurricane Force WindsHurricane Force Winds

1 MG. 1 MG. RivetedRiveted

StandpipeStandpipeCompletedCompleted

Winthrop, Winthrop, MA.MA.

CompletedCompleted

OvercoatOvercoat

SystemSystem

QUESTIONS?QUESTIONS?

Marcel A. Payeur, Inc.Marcel A. Payeur, Inc.Abrasive Blasting/Industrial Abrasive Blasting/Industrial

CoatingsCoatings

Main Office: 113 Otis Allen Main Office: 113 Otis Allen Rd.Rd.

Sanford, Maine 04073Sanford, Maine 04073

Tel: (207) 324-0786Tel: (207) 324-0786Fax: (207) 490-5843Fax: (207) 490-5843

Email: cell@metrocast.netEmail: cell@metrocast.net