balance of nature. n. (Biology) the stable state in which natural communities of animals and plants exist, maintained by adaptation, competition, and other interactions between members of the communit ies and their nonliving environment. balâ²ance of naâ²ture.
The standard driveway width for residential homes ranges from 9 feet to 24 feet. The width of your driveway will vary based on whether you want a single car drive or double car drive. Additionally, the width may change to accommodate parking or a turn-around, these added features will change the cost of your driveway.
The crown allows water to flow off to the sides of the driveway preventing any ponding of water on the gravel surface. A 5-inch crown is one where the center of the driveway is 5 inches higher than the edges. It will do a superb job of getting water to the edges of the road quickly. A crowned driveway also helps prevent washouts. The worst profile of a driveway on a slope is one where the center is lower than the edges.