How wide was the crack?
What kind of driveway?
You're going to need a sealant but I don't know what kind without this info.
Here's a link to some more info about sealers. The Sealer Site.com
well, I'm a little confused by some of the things you posted.
A question for clarification;
1. When you say made entirely of brick. You mean to say what? There are masonry block behind the brick? Brick need something behind them. What's behind the brick?
A masonry lintel is more than a...