Equipment service clearances have a purpose. This expensive computer equipment has been stored in an abandoned janitorial closet. A leak in the piping can easily cause electrical shock and ruin thousands of dollars of equipment. 10.Use concrete rather than asphalt in high-traffic areas. This transition between the road and drop-off area is eroded because vehicles have constantly turned, stopped, and started.
Concrete is more durable.
If you have to economize, use the asphalt in areas that have less traffic. We often lose our foresight when we design buildings. We forget that trees grow and buildings move. We forget that drains collect debris and weather damages almost everything. We forget the quick work nature can make of our best efforts.