| I'd like to borrow a 20-pound sledgehammer
| We're going to attempt some DIY concrete removal.
|
| How much in square feet of a sidewalk could a healthy but not
| especially strong man break up, before it would be essential to rent
| an electric jack hammer.
|

I think it all depends on the concrete. It
can vary a great deal. You'll just have to try
it and see.