When you take your kids to the local amusement park, a bouncy floor can be loads of fun. A bouncy floor in your own home … not so much. In the dwelling that you (well, you and the bank) actually own, ...

Q. This week: My house is about 70 years old and the floors on the first story shake when someone walks on them. The problem, I think, is that the floor joists are too narrow. They're only 7.5 inches ...

Editor’s note: Welcome to the Brownstone Boys Reno, a reader renovation diary about renovating a brownstone in Bed Stuy. See the first one here. They also blog at www.thebrownstoneboys.com. In many ...

Building codes governing framed floors include an allowance for sagging, which sounds bad. But the allowable limit is 1/360 of the span, which isn’t much. Spread over a 45-foot-long joist — if you ...