To repair a cold joint in concrete, you will need a set of essential tools, including a wire brush, chisel or grinder, masonry drill, bonding agent, concrete patching compound, trowel, and protective gear. This section lists the essential tools, PPE, consumables, and repair products you need for a next-day cold joint repair, with notes on what each item does. Specific materials are required such as water, sand, cement, and any necessary reinforcement. There are different alternatives to deal with and repair cold joints, such as: The use of bonding agents to enhance adhesion between old and new concrete. Saw-cutting and concrete re-pour to increase integration between fresh and set batches.
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