ZRC Specified for Public Works Projects ZRC Cold Galvanizing Compound is used by the Massachusetts Department of Public Works to protect hot-dip galvanized rebar under the Massachusetts Avenue ramp of the Fitzgerald Expressway in Boston; to protect the steel deck of the Fifth Street Bridge in Montague, Mass.; and to prevent rust on guardrails and galvanized sign supports throughout the state. Galvanic Protection Extends Rebar Life Because it is a sacrificial coating providing true cathodic protection, ZRC prevents the spread of corrosion and increases the life span of the steel rebar inside all concrete pilings under the Massachusetts Avenue ramp of the Fitzgerald (Southeast) Expressway. The expressway is Boston's central artery to the south. ZRC is a liquid compound with 95% zinc content

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