Repair or replace concrete steps.
Concrete stair treads diy.
You ll need between 4 8 10 2 20 3 cm of fill for your subbase.
These are the standard dimensions for concrete stairs as to satisfy the needs of many categories of persons.
Each stair has a steel rebar frame.
Step 1 remove loose concrete make sure to remove any loose concrete and stone from the broken tread by using the chisel along with the hammer.
After placing your subbase you ll need to tamp it down until it is packed extremely firm level and stable.
Today s article will discuss how to replace stair treads in a detailed step by step guide.
Loose debris can cause the new concrete not to set right or be level.
Your concrete steps will lie upon a subbase of granular fill like open grade stone which will protect your poured concrete steps from shifts in the earth or deterioration.
On the other hand you have to use the standard dimensions for stairs treads and risers.
Consequently the tread should be between 9 and 9 1 4 and the riser should be about 7 1 2 8 1 4 minimum 5.
Put the powder in the wheelbarrow or cement mixer.
Add liquid a little bit at a time to a peanut butter consistency.
Switch to the angle grinder to cut the remaining concrete where the stair tread meets the riser photo 4.
Instructions for molding concrete step treads.
Break off the faces with the maul and chisel.
The concrete comes with its own bonding agent.