Drainage isn't the most exciting topic, but the wrong choice between French drains vs trench drains can be costly. I spoke to ...

If the water flows across the driveway pretty evenly, then you’ll want to put in a trench drain. These can be 4, 6 or 12 inches wide at the top and 10, 20 or 30 feet long.

The top of the drain is only 5 inches across, and each section of the drain is about 3 feet long. You can connect as many lengths of this drain together as you want.

There is not a swamp on top of Capitol Hill. If there were, it would be quite simple to drain—just dig a trench and let gravity do the rest.