A well compacted gravel base, is the most
important part of every foundation, and needs to be installed in every
one of the driveways listed below:
Stamped concrete driveway
Stamped asphalt driveway
Paver or cobblestone driveway
How Much Gravel?
Depends on the earth you are paving over, but as a general rule of
thumb 4" - 12" of good, solid, compact able gravel.
Gravel that is sandy, or full of large round stone
is not recommended.
Good solid compacted processed, or recycled gravel, is the key to every
Utilities Under your Driveway?
The gravel phase of your driveway installation is the best time to
carefully consider any water lines, sprinkler systems, lighting or any
electrical lines that may need to cross your driveway now, or in the
4" to 6" PVC pipe can easily be installed across
your driveway before the gravel is graded to allow for any future under
PVC pipes needs to be buried about 12 - 18" below
the finish gravel grade, and should be marked by logging the location
using dimensions off any land marks to find them in the future when
The ends of all buried pipes should be capped
either with a PVC cap or at least be taped with duct tape to keep the
inside of the pipes clean.
When needed you can un bury both ends, slide
either sprinkler lines or electrical lines through the pipe without
having to cut patches into your new driveway in the future.
If you never use them, they will cause no harm to
your driveway! PVC pipes will last forever, and as long as they are
buried deep enough into the ground they should not lift from frost