A: An impervious surface is a hard surface that does not let water soak into the ground or greatly reduces the amount of water that soaks into the ground. Examples include roofs, solid decks, patios, sidewalks, driveways, parking areas, and roads.Compacted gravel is considered an impervious surface.: Areas covered with grass or that are planted (such as forests or gardens) are not counted as impervious surface. For billing purposes, wooden decks (without roofs) and the area of swimming pools that actually hold water are considered pervious.
The Dalai Lama, along with scores of other Tibetan refugees, actually stays at McLeodganj, also called Upper Dharamsala, in the beautiful Indian state of Himachal Pradesh. McLeodganj is approx. 530 kms. from Delhi and approx. 100 kms. from Pathankot.
The Potala Palace. The Potala Palace This ancient architectural complex is considered a model of Tibetan architecture. Located on the Red Hill in Lhasa, Tibet, it is 3,700 meters above sea level and covers an area of over 360,000 square meters, measuring 360 meters from east to west and 270 meters from south to north.his ancient architectural complex is considered a model of Tibetan architecture. Located on the Red Hill in Lhasa, Tibet, it is 3,700 meters above sea level and covers an area of over 360,000 square meters, measuring 360 meters from east to west and 270 meters from south to north.