Laying the Groundwork Stake out the base of your steps. Excavate the area where your steps will be poured. Cut the pieces for your form. Assemble your concrete form. Lay your subbase. Place your form. Build a rebar cage into your form.How do you repair concrete stair?
To repair and resurface concrete steps: Use a chisel and wire brush to rough up the surface and remove any loose concrete. Clean the surface thoroughly to remove any dust. To repair missing edges, make a wooden form to hold the concrete in place while it sets.