Embedded Galvanic Anodes for corrosion prevention in concrete rehabilitation
SECTION 03700 – EMBEDDED GALVANIC ANODES
1.01 Related Documents
Drawings and general provisions as received from the Consultant drawing: ‘Galcashield XP+’
This item includes furnishing all labor, tools, materials, equipment and services necessary to properly install embedded galvanic anodes. B.
Embedded galvanic anodes are designed and provided by the. When placed at the appropriate spacing along the Columns and beams as shown in the drawing of concrete patches or along the interface between new/existing concrete, the anodes mitigate the formation of new corrosion sites in the existing concrete in adjacent areas.
ACI/ICRI 2008 Concrete Repair Manual
ACI Guideline No. 222 – Corrosion of Metals in Concrete
ICRI Guideline 310.1R-2008 Guide for Surface Preparation for the Repair of Deteriorated Concrete resulting from Reinforcing Steel Corrosion
ASTM A615/A615M-09 Standard Specification for Deformed and Plain Billet-Steel Bar for Concrete Reinforcement
ASTM B6-09 - Standard Specification for Zinc
ASTM A82-07 Specification for Plain Steel Wire for Concrete
3.01 Concrete Removal
Undercut 10x10cm at the required location with the minimum
clearance between the concrete substrate and reinforcing steel of 19 mm or 6 mm larger than the top size aggregate in the repair material, whichever is greater.
3.02 Edge and Surface Conditioning of Concrete
Concrete patches will be square or rectangular in shape with squared corners.
Saw cutting the patch boundary 13 mm deep or less if required to avoid cutting reinforcing steel.
Create a clean, sound substrate by removing bond-inhibiting materials from...