Practice question

When repairing damaged concrete curb sections, what steel reinforcing is installed across the cold joint to tie new concrete to existing concrete?

  1. Flexible plastic zip ties.
  2. Smooth copper tubing lines.
  3. Galvanized chicken wire mesh fencing material for reinforcement.
  4. Steel dowel bars or rebar pins.

Answer: D — Steel dowel bars or rebar pins.

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