To break up concrete start by covering the concrete with a plastic sheet to protect nearby items from flying debris.
Cheap ways to break up concrete.
Pry off stubborn pieces.
These chemical powders are mixed with water and poured into 1 1 2 in to 2 in dia.
Move the concrete chunks with a hand truck.
Over the next 24 hours the agent expands with about 18 000 lb.
For thin slabs of concrete use a sledgehammer to break it up.
Hydrodemolition is done with various devices from handheld guns to robotic equipment.
Breaking stone or concrete this way is clean quiet safe controllable and relatively inexpensive.
A sledge can be surprisingly effective in breaking up concrete up to about 4 in.
The surest way to decide whether to use a sledgehammer or a jackhammer is to experiment a few days before you begin full scale demolition.
Dig about 1 foot inward.
Dig out the soil gravel or other material from under the concrete using a shovel and a pickax.
To aid in breaking up the concrete use a spud bar in conjunction with the jackhammer.
For slabs less than four inches thick use a sledgehammer.
If the concrete is too thick to break up with a sledgehammer you can use an electric jackhammer instead.
Give it a try first before moving on to heavier rental equipment.
Jam the flat end of the spud bar into the cracks formed by the jackhammer firmly grip the handle with both hands and use leverage to pry chunks of concrete from the pad for removal.
Dig under the concrete.
Holes drilled in the concrete.
For more than four inches thick use a demolition hammer.