One of the most popular flooring for basements is concrete. You might be thinking oh no, not that horrible stuff! OK, so concrete does have a pretty bad reputation in terms of looking horrible. But thats only because factories and warehouses use it and they dont tend to put much care into...
Tear out a wider rough opening and install a continuous header from each side. A two car garage is usually 16' wide. the header will probably need to be a 4X14 beam.
Not near enough....Maybe three-four times a year.
I start out by backing out vehicles, if they even fit in there any more. After I back them out close the garage door. I don't want more dirt blowing in while I am cleaning. Then I start picking everything off of the floor and moving it to the...