Basf - Ape System

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Basf - Ape System

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    Advanced Polymer EncapsulationAdvanced Polymer EncapsulationAdvanced Polymer EncapsulationAdvanced Polymer EncapsulationProviding Solutions to ChallengingProviding Solutions to ChallengingProviding Solutions to ChallengingProviding Solutions to Challenging

    Marine Repair ProjectsMarine Repair ProjectsMarine Repair ProjectsMarine Repair Projects

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    2

    1 I Repairing Marine Structures

    2 I Advanced Pile Encapsulation

    3 I Case Studies

    FRP Protection SystemsFRP Protection SystemsFRP Protection SystemsFRP Protection Systems

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    LPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi Arabia

    TrestleTrestleTrestleTrestle

    constructed inconstructed inconstructed inconstructed in1980198019801980

    Precast concretePrecast concretePrecast concretePrecast concrete

    cylinder pilescylinder pilescylinder pilescylinder piles

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    1

    LPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi Arabia

    RoutineRoutineRoutineRoutine

    inspection ininspection ininspection ininspection in1983 (3 years1983 (3 years1983 (3 years1983 (3 years

    afterafterafterafter

    construction)construction)construction)construction)

    revealed severerevealed severerevealed severerevealed severe

    marine borermarine borermarine borermarine borer

    attackattackattackattack

    616 piles616 piles616 piles616 piles

    affectedaffectedaffectedaffected

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    LPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi Arabia

    The owner required that the repair methodThe owner required that the repair methodThe owner required that the repair methodThe owner required that the repair method

    Would eradicate the existing borersWould eradicate the existing borersWould eradicate the existing borersWould eradicate the existing borersWould repair the damage done by the borersWould repair the damage done by the borersWould repair the damage done by the borersWould repair the damage done by the borers

    Would not be susceptible to future borer attackWould not be susceptible to future borer attackWould not be susceptible to future borer attackWould not be susceptible to future borer attack

    Would stay in place and continue to provideWould stay in place and continue to provideWould stay in place and continue to provideWould stay in place and continue to provide

    protection for 20+ years without any maintenanceprotection for 20+ years without any maintenanceprotection for 20+ years without any maintenanceprotection for 20+ years without any maintenance

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    Repairing Marine StructuresRepairing Marine StructuresRepairing Marine StructuresRepairing Marine Structures

    Marine StructuresMarine StructuresMarine StructuresMarine Structures

    Submerged Piles

    Submerged Piers

    Seawalls

    Dams / raceways

    Offshore Platform Supports

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    The Need for Repair and ProtectionThe Need for Repair and ProtectionThe Need for Repair and ProtectionThe Need for Repair and Protection

    Marine EnvironmentMarine EnvironmentMarine EnvironmentMarine Environment

    Highly CorrosiveEnvironment

    Susceptible to Rot

    Attack from Marine

    Organisms

    Damage from Scour and

    Abrasion

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    888

    Repairs to Marine StructuresRepairs to Marine StructuresRepairs to Marine StructuresRepairs to Marine Structures

    Repair ZonesRepair ZonesRepair ZonesRepair Zones

    Atmospheric Zone

    Splash Zone

    Submerged Zone

    Atm

    osphericZone

    SplashZone

    SubmergedZo

    ne

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    999

    Repairs to Marine StructuresRepairs to Marine StructuresRepairs to Marine StructuresRepairs to Marine Structures

    Splash ZoneSplash ZoneSplash ZoneSplash Zone

    Wetting & DryingCycles

    Available Oxygen

    Heavy Wear &

    AbrasionSplashZone

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    101010

    Repairs to Marine StructuresRepairs to Marine StructuresRepairs to Marine StructuresRepairs to Marine Structures

    Repair ChallengesRepair ChallengesRepair ChallengesRepair Challenges

    Durability of Materials for Repair / Protection

    Adequate Performance of Materials for Repair /

    Protection

    Proper Placement of Materials for Repair / Protection

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    111111

    DurabilityDurabilityDurabilityDurability

    Polyethylene wrapsPolyethylene wrapsPolyethylene wrapsPolyethylene wraps

    Applied with mastic

    Sometimes with corrosion

    inhibitors

    Sometimes with mechanical

    fasteners

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    121212

    DurabilityDurabilityDurabilityDurability

    Repair system must beRepair system must beRepair system must beRepair system must be

    robust enough torobust enough torobust enough torobust enough towithstand wear andwithstand wear andwithstand wear andwithstand wear and

    abrasion in the splashabrasion in the splashabrasion in the splashabrasion in the splash

    zonezonezonezone

    This polyethylene wrapis less than 1-year old!

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    DurabilityDurabilityDurabilityDurability

    Repair mustRepair mustRepair mustRepair must

    maintain integritymaintain integritymaintain integritymaintain integrityover timeover timeover timeover time

    Concrete shrinks

    and cracks

    Nylon bag wearsaway

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    DurabilityDurabilityDurabilityDurability

    Repair mustRepair mustRepair mustRepair must

    maintain integritymaintain integritymaintain integritymaintain integrityover timeover timeover timeover time

    Eventually

    concrete debonds

    and scours away

    Putting the pile

    back to its

    original

    condition

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    PerformancePerformancePerformancePerformance

    Fiberglass jacketsFiberglass jacketsFiberglass jacketsFiberglass jackets

    filled with groutfilled with groutfilled with groutfilled with grout Fiberglass

    jacket

    Cementicious

    grout

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    PerformancePerformancePerformancePerformance

    Repair system mustRepair system mustRepair system mustRepair system must

    possess adequatepossess adequatepossess adequatepossess adequatebondbondbondbond

    Cementicious

    grouts do not

    bond well to the

    fiberglass forms

    Also do not bond

    well to the pile

    Jackets slip off

    of the grout

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    PerformancePerformancePerformancePerformance

    Repair system mustRepair system mustRepair system mustRepair system must

    possess adequatepossess adequatepossess adequatepossess adequatebondbondbondbond

    Or slide off of

    the pile

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    PerformancePerformancePerformancePerformance

    Fiberglass jacketsFiberglass jacketsFiberglass jacketsFiberglass jackets

    filled with epoxyfilled with epoxyfilled with epoxyfilled with epoxy Neat epoxy has a

    higher

    coefficient of

    thermal

    expansion thanpile and the

    fiberglass

    jacket

    Expansion causesjacket to

    rupture

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    202020

    PerformancePerformancePerformancePerformance

    Repair materialRepair materialRepair materialRepair material

    must remain inmust remain inmust remain inmust remain inequilibrium withequilibrium withequilibrium withequilibrium with

    substratesubstratesubstratesubstrate

    Or split at the

    seams

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    212121

    PerformancePerformancePerformancePerformance

    Coefficient of ThermalCoefficient of ThermalCoefficient of ThermalCoefficient of Thermal

    Expansion (10Expansion (10Expansion (10Expansion (10----6666 //// C)C)C)C)

    0

    5

    10

    15

    20

    25

    30

    35

    40

    Neat Epoxy Filled Epoxy Concrete Steel

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    PlacementPlacementPlacementPlacement

    Fiberglass jacketFiberglass jacketFiberglass jacketFiberglass jacket

    with epoxy groutwith epoxy groutwith epoxy groutwith epoxy groutpoured from thepoured from thepoured from thepoured from the

    toptoptoptop downdowndowndown

    Epoxy grout

    better matches

    the CTE

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    PlacementPlacementPlacementPlacement

    Material must beMaterial must beMaterial must beMaterial must be

    able to be placedable to be placedable to be placedable to be placedunderwater withoutunderwater withoutunderwater withoutunderwater without

    effecting theeffecting theeffecting theeffecting the

    integrity of theintegrity of theintegrity of theintegrity of the

    repair materialrepair materialrepair materialrepair material

    Placement from

    the top down

    leads to

    segregation of

    the material

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    PlacementPlacementPlacementPlacement

    Material must beMaterial must beMaterial must beMaterial must be

    able to be placedable to be placedable to be placedable to be placedunderwater withoutunderwater withoutunderwater withoutunderwater without

    effecting theeffecting theeffecting theeffecting the

    integrity of theintegrity of theintegrity of theintegrity of the

    repair materialrepair materialrepair materialrepair material

    Large voids form

    and cannot be

    seen behind the

    fiberglass form

    The formultimately

    debonds

    revealing the

    voids

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    Repairs to Marine StructuresRepairs to Marine StructuresRepairs to Marine StructuresRepairs to Marine Structures

    Repair ChallengesRepair ChallengesRepair ChallengesRepair Challenges

    Durability of Materials for Repair / Protection

    Adequate Performance of Materials for Repair /

    Protection

    Proper Placement of Materials for Repair / Protection

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    1 I Repairing Marine Structures

    2222 IIII Advanced Polymer EncapsulationAdvanced Polymer EncapsulationAdvanced Polymer EncapsulationAdvanced Polymer Encapsulation

    3 I Case Studies

    FRP Protection SystemsFRP Protection SystemsFRP Protection SystemsFRP Protection Systems

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    Step 1Step 1Step 1Step 1

    Surface preparation

    Remove marine growth

    Clean rust and scale

    Profile substrate

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    Step 1Step 1Step 1Step 1

    Sandblasting

    Pneumatic Rotary Grinder

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    Step 2Step 2Step 2Step 2

    Fiberglass JacketsPlaced Around

    Structure

    Leaving 3/8 to

    1/2 Annulus between

    Jacket and Structure

    Seams are sealed with

    epoxy

    Translucent

    Fiberglass

    Jackets

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    Purpose Designed FRP JacketsPurpose Designed FRP JacketsPurpose Designed FRP JacketsPurpose Designed FRP Jackets

    StepStepStepStep 2222

    Appropriately sized FRPJackets Delivered to Site

    Polymer Stand-offs

    Seam adhesive applied on

    deck

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    Purpose Designed FRP JacketsPurpose Designed FRP JacketsPurpose Designed FRP JacketsPurpose Designed FRP Jackets

    Step 2Step 2Step 2Step 2

    Jackets set in placearound pile

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    Step 3Step 3Step 3Step 3

    Seams are riveted inplace

    Temporary bracing is

    installed

    Bottom of Jacket issealed w/ epoxy coated

    backer rod

    Temporary Bracing

    Epoxy Seal

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    APE Purpose Designed FRP JacketsAPE Purpose Designed FRP JacketsAPE Purpose Designed FRP JacketsAPE Purpose Designed FRP Jackets

    Step 3Step 3Step 3Step 3

    Temporary bracing installed

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    A B

    Step 4Step 4Step 4Step 4

    Each component ofEach component ofEach component ofEach component ofa twoa twoa twoa two----componentcomponentcomponentcomponent

    marine grademarine grademarine grademarine grade

    epoxy is mixedepoxy is mixedepoxy is mixedepoxy is mixed

    with sandwith sandwith sandwith sand

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    Epoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly Placed

    Step 4Step 4Step 4Step 4

    Plural component groutplant

    Part A & Part B mixed

    with sand in each

    hopper

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    Step 5Step 5Step 5Step 5

    Grout plant isattached to injection

    port in fiberglass

    jacket

    Dual-umbilical hose

    w/ static mixer at

    injection site

    A B

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    Epoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly Placed

    Step 5Step 5Step 5Step 5

    Downstream mixer

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    Epoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly Placed

    Step 5Step 5Step 5Step 5

    Fluid sand-filled epoxygrout is dispensed out of

    the mixer

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    Step 6Step 6Step 6Step 6

    Epoxy grout is pumpedinto annulus

    Water in the annulus

    is displaced and

    expunged out of the

    top of the jacket

    A B

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    Epoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly PlacedEpoxy Grout Infill Properly Placed

    Step 6Step 6Step 6Step 6

    Water is expungedWater is expungedWater is expungedWater is expungedout of the top ofout of the top ofout of the top ofout of the top of

    the jacketthe jacketthe jacketthe jacket

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    StepStepStepStep 7777

    Top of jacket isTop of jacket isTop of jacket isTop of jacket issealed with epoxysealed with epoxysealed with epoxysealed with epoxy

    Bracing isBracing isBracing isBracing is

    removedremovedremovedremoved

    Seal top of jacket

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    The APE ProcessThe APE ProcessThe APE ProcessThe APE Process

    Encapsulation isEncapsulation isEncapsulation isEncapsulation is

    complete!complete!complete!complete!

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    Complete EncapsulationComplete EncapsulationComplete EncapsulationComplete Encapsulation

    FRP JacketFRP JacketFRP JacketFRP Jacket

    Epoxy Grout InfillEpoxy Grout InfillEpoxy Grout InfillEpoxy Grout InfillComplete CoverageComplete CoverageComplete CoverageComplete Coverage

    of Groutof Groutof Groutof Grout

    Well Bonded to theWell Bonded to theWell Bonded to theWell Bonded to the

    PilePilePilePile

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    Complete EncapsulationComplete EncapsulationComplete EncapsulationComplete Encapsulation

    Epoxy Grout isEpoxy Grout isEpoxy Grout isEpoxy Grout is

    pumped underpumped underpumped underpumped under

    pressurepressurepressurepressure

    Grout penetratesGrout penetratesGrout penetratesGrout penetrates

    into cracks andinto cracks andinto cracks andinto cracks and

    voids in thevoids in thevoids in thevoids in the

    substratesubstratesubstratesubstrate

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    1 I Repairing Marine Structures

    2 I Advanced Polymer Encapsulation

    3 I3 I3 I3 I Case StudiesCase StudiesCase StudiesCase Studies

    FRP Protection SystemsFRP Protection SystemsFRP Protection SystemsFRP Protection Systems

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    Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,

    New Orleans, LouisianaNew Orleans, LouisianaNew Orleans, LouisianaNew Orleans, Louisiana

    Pile EncapsulationPile EncapsulationPile EncapsulationPile Encapsulation

    Started in 1988 still ongoing

    26 mile long bridge

    54 diameter

    concrete cylinderpiles

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    484848

    Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,

    New Orleans, LouisianaNew Orleans, LouisianaNew Orleans, LouisianaNew Orleans, Louisiana

    Pile EncapsulationPile EncapsulationPile EncapsulationPile Encapsulation

    Encapsulations soonafter completion in

    1989

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    494949

    Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,

    New Orleans, LouisianaNew Orleans, LouisianaNew Orleans, LouisianaNew Orleans, Louisiana

    Pile EncapsulationPile EncapsulationPile EncapsulationPile Encapsulation

    Encapsulations in2002

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    505050

    Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,

    New Orleans, LouisianaNew Orleans, LouisianaNew Orleans, LouisianaNew Orleans, Louisiana

    Coring 13Coring 13Coring 13Coring 13----year oldyear oldyear oldyear old

    encapsulationsencapsulationsencapsulationsencapsulations

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    515151

    Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,

    New Orleans, LouisianaNew Orleans, LouisianaNew Orleans, LouisianaNew Orleans, Louisiana

    Core sampleCore sampleCore sampleCore sample

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    525252

    Bond testing 13Bond testing 13Bond testing 13Bond testing 13----

    year oldyear oldyear oldyear old

    encapsulationsencapsulationsencapsulationsencapsulations

    Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,

    New Orleans, LouisianaNew Orleans, LouisianaNew Orleans, LouisianaNew Orleans, Louisiana

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    535353

    Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,

    VirginiaVirginiaVirginiaVirginia

    1993199319931993

    RC Piers ShowingRC Piers ShowingRC Piers ShowingRC Piers Showing

    Corrosion andCorrosion andCorrosion andCorrosion and

    SpallingSpallingSpallingSpalling

    Encapsulations allEncapsulations allEncapsulations allEncapsulations all

    Above WaterAbove WaterAbove WaterAbove Water

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    545454

    Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,

    VirginiaVirginiaVirginiaVirginia

    1993199319931993

    RC Piers ShowingRC Piers ShowingRC Piers ShowingRC Piers Showing

    Corrosion andCorrosion andCorrosion andCorrosion and

    SpallingSpallingSpallingSpalling

    Encapsulations allEncapsulations allEncapsulations allEncapsulations all

    Above WaterAbove WaterAbove WaterAbove Water

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    555555

    Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,

    VirginiaVirginiaVirginiaVirginia

    Jackets placedJackets placedJackets placedJackets placed

    over spalled areasover spalled areasover spalled areasover spalled areas

    No patching wasNo patching wasNo patching wasNo patching was

    donedonedonedone

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    565656

    Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,Rappahannock River Bridge, Tappahannock,

    VirginiaVirginiaVirginiaVirginia

    CompletedCompletedCompletedCompleted

    EncapsulationEncapsulationEncapsulationEncapsulation

    BG&E F ili B l i M l dBG&E F ili B l i M l dBG&E F ili B l i M l dBG&E F ili B l i M l d

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    575757

    BG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, Maryland

    Badly deterioratedBadly deterioratedBadly deterioratedBadly deteriorated

    HHHH----PilesPilesPilesPiles

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    585858

    BG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, Maryland

    Encapsulate 44Encapsulate 44Encapsulate 44Encapsulate 44

    H PilesH PilesH PilesH Piles

    Completed in 1993Completed in 1993Completed in 1993Completed in 1993

    BG&E F ilit B lti M l dBG&E F ilit B lti M l dBG&E F ilit B lti M l dBG&E F ilit B lti M l d

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    595959

    BG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, Maryland

    Corroded steelCorroded steelCorroded steelCorroded steel

    section replacedsection replacedsection replacedsection replaced

    with newwith newwith newwith newstructural steelstructural steelstructural steelstructural steel

    Steel channelsSteel channelsSteel channelsSteel channels

    bolted and splicedbolted and splicedbolted and splicedbolted and spliced

    onto existingonto existingonto existingonto existingpilespilespilespiles

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    606060

    Jackets sized toJackets sized toJackets sized toJackets sized to

    HHHH----Pile ProfilePile ProfilePile ProfilePile Profile

    BG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, Maryland

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    616161

    BG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, MarylandBG&E Facility, Baltimore, Maryland

    Encapsulations inEncapsulations inEncapsulations inEncapsulations in

    placeplaceplaceplace

    Warren Road BridgeWarren Road BridgeWarren Road BridgeWarren Road Bridge

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    626262

    Warren Road Bridge,Warren Road Bridge,Warren Road Bridge,Warren Road Bridge,

    Baltimore, MarylandBaltimore, MarylandBaltimore, MarylandBaltimore, Maryland

    Deteriorated piersDeteriorated piersDeteriorated piersDeteriorated piers

    Large concrete pier

    Warren Road BridgeWarren Road BridgeWarren Road BridgeWarren Road Bridge

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    636363

    Warren Road Bridge,Warren Road Bridge,Warren Road Bridge,Warren Road Bridge,

    Baltimore, MarylandBaltimore, MarylandBaltimore, MarylandBaltimore, Maryland

    Pier Encapsulation:Pier Encapsulation:Pier Encapsulation:Pier Encapsulation:

    Large concrete pier Jacket Fabrication

    Warren Road BridgeWarren Road BridgeWarren Road BridgeWarren Road Bridge

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    646464

    Warren Road Bridge,Warren Road Bridge,Warren Road Bridge,Warren Road Bridge,

    Baltimore, MarylandBaltimore, MarylandBaltimore, MarylandBaltimore, Maryland

    Pier Encapsulation:Pier Encapsulation:Pier Encapsulation:Pier Encapsulation:

    Large concrete pier

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    13131313----year oldyear oldyear oldyear old

    encapsulatioencapsulatioencapsulatioencapsulatio

    nsnsnsns

    Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,Lake Pontchartrain Causeway,

    New Orleans, LouisianaNew Orleans, LouisianaNew Orleans, LouisianaNew Orleans, Louisiana

    Des Joachims Hydroelectric DamDes Joachims Hydroelectric DamDes Joachims Hydroelectric DamDes Joachims Hydroelectric Dam

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    666666

    Des Joachims Hydroelectric DamDes Joachims Hydroelectric DamDes Joachims Hydroelectric DamDes Joachims Hydroelectric Dam

    Deep River, Ontario, CanadaDeep River, Ontario, CanadaDeep River, Ontario, CanadaDeep River, Ontario, Canada

    Tailrace StructureTailrace StructureTailrace StructureTailrace Structure

    Sits on the Ottawa River

    between Ontario and Quebec

    200-km Upstream from

    Ottawa, ON

    8 power generation units

    ChallengesChallengesChallengesChallenges

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    gChallengesChallengesg

    Tailrace StructureTailrace StructureTailrace StructureTailrace Structure

    Structure built in 1940s

    Damage to tailrace from

    scour and abrasion

    ChallengesChallengesChallengesChallenges

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    gggg

    Damage to PiersDamage to PiersDamage to PiersDamage to Piers

    Loss of section

    12 to 18 of section

    loss in some instances

    Reinforcing steel

    exposed

    ChallengesChallengesChallengesChallenges

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    696969

    gggg

    Repair ProcedureRepair ProcedureRepair ProcedureRepair Procedure

    Restore loss of section

    Protect against future

    abrasion damage

    Protect the downstream

    ecosystem

    Minimize dam shutdown

    time to less than 10-

    days

    ConceptConceptConceptConcept

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    707070

    Epoxy Grout

    Pumped In

    Contaminated Water

    Vacuumed Out

    Fiberglass Jacket

    Encapsulation Complete

    ImplementationImplementationImplementationImplementation

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    717171

    FRP PanelsFRP PanelsFRP PanelsFRP Panels

    Face of peirs

    encapsulated using FRP

    panels

    Thicker than usual

    panels (1/4) were

    used due to severity ofscour and abrasion

    Panels hoisted into

    place

    ImplementationImplementationImplementationImplementation

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    727272

    Panels InstalledPanels InstalledPanels InstalledPanels Installed

    Panels are anchored

    into the face of the

    wall at appx 12o.c.

    EW

    Stiffeners are placed

    to resist groutingpressure

    ImplementationImplementationImplementationImplementation

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    737373

    Grouting OperationGrouting OperationGrouting OperationGrouting Operation

    Grout pumped into

    annular space

    Expunged water and

    excess grout reclaimed

    by vacuum pumps

    installed on upperports

    Contaminated water

    disposed of separately

    to minimize

    environmental impact

    Des Joachims Hydroelectic DamDes Joachims Hydroelectic DamDes Joachims Hydroelectic DamDes Joachims Hydroelectic Dam

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    747474

    Deep River, Ontario, CanadaDeep River, Ontario, CanadaDeep River, Ontario, CanadaDeep River, Ontario, Canada

    Encapsulation in PlaceEncapsulation in PlaceEncapsulation in PlaceEncapsulation in Place

    Completed without

    dewatering

    Only 7-days of shutdown

    time for the generators

    TestingTestingTestingTesting

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    757575

    Core SamplesCore SamplesCore SamplesCore Samples

    Excellent bond to

    backwall

    Good grout

    consolidation

    No cracking in grout

    from exotherm

    ConclusionConclusionConclusionConclusion

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    767676

    BeforeBeforeBeforeBefore

    ConclusionConclusionConclusionConclusion

  • 5/24/2018 Basf - Ape System

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    777777

    and Afterand Afterand Afterand After

    Des Joachims Hydroelectric DamDes Joachims Hydroelectric DamDes Joachims Hydroelectric DamDes Joachims Hydroelectric Dam

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    787878

    Deep River, Ontario, CanadaDeep River, Ontario, CanadaDeep River, Ontario, CanadaDeep River, Ontario, Canada

    and In Serviceand In Serviceand In Serviceand In Service

    Point Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, Australia

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    797979

    Encapusulate 41Encapusulate 41Encapusulate 41Encapusulate 41

    braced piersbraced piersbraced piersbraced piers

    Completed in 1997Completed in 1997Completed in 1997Completed in 1997

    Point Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, Australia

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    808080

    Jackets are fieldJackets are fieldJackets are fieldJackets are field

    cut to fit atcut to fit atcut to fit atcut to fit at

    connectionsconnectionsconnectionsconnections

    Point Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, Australia

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    818181

    Jackets are fieldJackets are fieldJackets are fieldJackets are field

    cut to fit atcut to fit atcut to fit atcut to fit at

    connectionsconnectionsconnectionsconnections

    Point Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, Australia

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    828282

    Joints are sealedJoints are sealedJoints are sealedJoints are sealed

    with epoxywith epoxywith epoxywith epoxy

    Grout is injectedGrout is injectedGrout is injectedGrout is injectedinto annulusinto annulusinto annulusinto annulus

    Point Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, AustraliaPoint Murat Pier, Exmouth, Australia

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    838383

    Encapsulation inEncapsulation inEncapsulation inEncapsulation in

    placeplaceplaceplace

    LPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi Arabia

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    848484

    The 616 pilesThe 616 pilesThe 616 pilesThe 616 piles

    were encapsulatedwere encapsulatedwere encapsulatedwere encapsulated

    using theusing theusing theusing theadvanced pileadvanced pileadvanced pileadvanced pile

    encapsulationencapsulationencapsulationencapsulation

    technique in 1984technique in 1984technique in 1984technique in 1984

    LPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi ArabiaLPG Trestle, JuAymah, Saudi Arabia

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    858585

    Over 20 yearsOver 20 yearsOver 20 yearsOver 20 years

    laterlaterlaterlaterThe repair andThe repair andThe repair andThe repair and

    protection viaprotection viaprotection viaprotection via

    Advanced PileAdvanced PileAdvanced PileAdvanced Pile

    EncapsulationEncapsulationEncapsulationEncapsulationremains inremains inremains inremains in

    place andplace andplace andplace and

    continues tocontinues tocontinues tocontinues to

    providedprovidedprovidedprovided

    protectionprotectionprotectionprotectionwithout anywithout anywithout anywithout any

    maintenancemaintenancemaintenancemaintenance

    FRP Strengthening SystemsFRP Strengthening SystemsFRP Strengthening SystemsFRP Strengthening Systems

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    86

    Thank You!Thank You!Thank You!Thank You!