SeaShield Marine Systems - Denso Australia

1 SeaShield Marine Systems SeaShield 550 Epoxy Grout being pumped into the SeaShield Series 500 Fiber-Form Jacket. Features Outstanding abrasion resistance Easy to install Non-corrosive Requires inexpensive pumping Series 500. equipment Flowable epoxy grout Excellent adhesion to substrate Manufactured to be translucent Heavy-duty pile protection system with a fiber- with clear gel coat glass jacket and SeaShield 550 Epoxy Grout High impact resistance UV resistant Long maintenance-free service life S eaShield Series 500 system is comprised of the SeaShield Fiber-Form Jacket and SeaShield 550 Epoxy Grout. The system can be applied above and/or below the water with inexpensive pumping equipment or poured into the pile jacket.

2 The Series 500. Denso NORTH AMERICA. system is tough, durable and provides the ultimate protection to restore steel, concrete and timber piles. Materials Application The SeaShield Series 500 system is comprised of a Fiber- 1. Thoroughly clean the existing pile by waterblasting, Form Jacket which is a high quality formulation Fiberglass sandblasting or other acceptable methods. The Reinforced Plastic (FRP) and SeaShield 550 Epoxy Grout. SeaShield Series 500 Jacket can be installed at the The product is designed specifically for protection of tidal zone area or positioned below the mudline. concrete, timber, and steel piles and provides an attrac- 2.

3 If a mudline repair is required, excavate the mud at tive, durable, and permanent system . Standard jackets the base of the pile and install the jacket. If tidal are fabricated in thicknesses of 1/8" and 3/16". zone repair is required, install a work The Fiber-Form Jacket is provided with a vertical closure. platform at the proper Noncorrosive standoffs (grout spacers) can be used inside height using friction the jacket to maintain proper spacing around the piling clamps secured to the when pumping or pouring the SeaShield 550 Epoxy Grout. pile. The SeaShield 550 Epoxy 3. Prepare the jacket with Grout is a 3-component the required stand offs water displacing epoxy prior to using the resin/aggregate formulation SeaShield 550 Epoxy which provides a durable, Grout.

4 Well bonded repair to 4. Position the jacket concrete, steel and timber around the pile and se- piles below water. The 550 cure with a select strapping Epoxy Grout can be easily system every 18 inches or as pumped into the Fiber-Form required. Jacket due to its excellent flowability characteristics. 5. Prepare bottom seal with SeaShield 550 Epoxy Grout and allow to set. Pumping shall not commence until For further bottom seal is fully cured. details please refer to the 6. Fill jacket with SeaShield 550 Epoxy Grout at a technical data constant slow rate of placement within allowable sheets for the pressure ratings. SeaShield Fiber- Form Jacket and Find Out More SeaShield 550 Contact Denso North America for a complete literature Epoxy Grout.

5 Package or a no-cost on-site evaluation of your ap- plication: SeaShield 550 Epoxy grout being mixed and poured into pump. 1-888-821-2300. Denso NORTH AMERICA. HOUSTON: TORONTO: 9747 Whithorn Drive, 90 Ironside Crescent, Houston, Texas, Unit 12, Toronto, 77095 Ontario, Canada M1X1M3. Tel: 281-821-3355 Tel: 416-291-3435. Fax: 281-821-0304 Fax: 416-291-0898. e-mail: SeaShield 550 Epoxy grout pumped into the annulus around an existing octagonal concrete pile. A Member of Winn & Coales International SS SERIES 500 2/07. Engineering Specifications for SeaShield Series 500. Steel, Concrete and Timber Pile Protection Scope The fiberglass jackets shall have the following properties: This specification may be used for the materials and application of SeaShield Series 500 Pile Encapsulation Ultimate Tensile Strength ASTM D638 15,000 PSI.

6 system . IZOD Impact Strength ASTM D256 20 The engineer shall select appropriate sections of Barcol Hardness ASTM D2583 35. the specifications to ensure that the specification is Water Absorption ASTM D570 1% Max comprehensive for specified work. UV Stability ASTM G23 500 Hr. Pass The fiberglass jacket may be manufactured as either a single unit or as two pieces that shall be joined General Requirements in the field. The jackets can be placed one above the Contractor shall comply with all written other with the overlapping jacket having a molded open cavity to receive a bottom seal gasket. recommendations of the manufacturer regarding application of the specified system .

7 Epoxy Grout The manufacturer of specified materials shall The epoxy grout shall be SeaShield 550 Epoxy be Denso North America, 9747 Whithorn Drive, Grout as manufactured by Denso North America Inc. Houston, TX 77095, Tel: 281-821-3355 or 90 Ironside The grout shall exhibit the following properties: Crescent, Unit 12, Toronto, Ontario, Canada M1X1M3 Physical Properties (unmixed) @ 77 F. Tel: 416-291-3435. E-mail: Component A (resin): Specific Gravity Viscosity 600 cps Component B (hardener): Materials Specific Gravity .98. Fiberglass Jacket ( SeaShield Fiber-Form) Viscosity 100 cps The fiberglass jacket thickness shall be a Component C (aggregate): minimum of 1/8 inch (3-mm) constructed of layers of Specific Gravity woven roving and mat.

8 Free flowing powder The jacket shall be translucent to provide visual Physical Properties (mixed) @ 77 F with 5 parts inspection during the injection of the epoxy grout. aggregate to 1 part mixed A & B . The jacket shall have minimum one-inch Specific Gravity injection ports spaced at intervals not to exceed five Solids by Weight 100%. feet. To provide even distribution of the epoxy grout, the injection ports shall be placed on alternate sides. The grout shall be pre-mixed prior to pumping. The 5 to 1 mixing ratio shall provide a free flowing grout The jackets shall have stand-offs adhered to which can be pumped without segregation and voids the inside of the jacket to provide a minimum of a 3/8 between the pile and jacket.

9 Inch (8 mm) annulus between the pile and the jacket. A UV inhibitor shall be included in the polyster resin to The pot life of the mixed grout is 120 minutes at 77 F. provide long-term UV stability. and should not be pumped beyond this time frame. The cured epoxy grout shall exhibit the All stand-offs shall be affixed to the jacket following physical properties: at 18" to 48" intervals (depending on diameter size, length and thickness of jacket) along entire length of 7 Day Compressive Strength ASTM C579 10,500 PSI. 7 Day Tensile Strength ASTM C307 2,200 PSI. jacket. If additional stand-offs are required in the field, 7 Day Bond/Shear Strength ASTM C882 2,000 PSI SeaShield 525 Epoxy can be used to adhere them.

10 Shrinkage After 7 Day Cure ASTM C531 All longitudinal and transverse seams shall Water Absorp. After 7 Day ASTM C413 Max. be sealed with SeaShield 525 Epoxy as described in Section and fastened with 3/16" diameter Marine Epoxy stainless steel rivets that shall not exceed 6" spacing. The SeaShield 525 Epoxy shall be used to The jacket shall be supported by temporary adhere the fiberglass vertical seams. The 525 Epoxy nylon straps or other means to assure that it will not may be used to finish the tops of the encapsulation move or distort during placement of epoxy grout. and to seal in-situ bond test locations. A bottom seal shall be fitted on each jacket to prevent any epoxy grout from leaching out of the bottom of the jacket during the placement.