To capture the water from springs held meter cameras, and shallow groundwater is captured by a horizontal water intakes, wells and wells.
Meter camera (rectangular or round in plan) arranged from durable materials (concrete, burnt brick, etc.) to improve the yield of the spring water, protection from pollution, contamination and poisoning. The water in the chamber flows through the filter in the wall or the bottom. The filter is arranged from one or more layers of sand, gravel, pebbles, grain size of each subsequent layer, starting from the aquifer, 5-8 times that of the thickness of each layer of 10-15 cm the water is taken through the outlet pipe or pump.
Horizontal water intakes are held at low levels aquifer and shallow groundwater up to a depth of 8 m. the Horizontal water intake consists of a water intake portion, discharge portion and the water collecting well. It is located perpendicular to the groundwater flow. The receiving part of the water intake can be constructed in the form of tubular drains or galleries. For tubular water intake (drainage) are applied, ceramic, asbestos cement, reinforced concrete, plastic, cast iron or steel pipe with circular or slotted holes with the sides of the top of the pipe. A water intake pipe sprinkled with gravel or coarse sand. Continue reading
Dolmens are ancient burial structures, which are often found in Asia, Europe and North Africa. In Korea is the largest number of dolmens in the world.
They are of great archaeological value, allowing you to learn more about the lifestyle of the people who built them, about the social and political system of the state, the faith and rituals of worshipping the gods, art, holidays and other historical facts.
In the places of burials Gochan, Hwasun and Ganghwa is home to the largest number of dolmens in Korea. Visitors come to admire not only their number but also their diversity: in the form of a table – North type, in the form of a game Board Th – South type, menhirs and other.
In these areas contains equipment for handling, transporting and lifting stone, and also demonstrates the evolution of dolmens in northeast Asia.
Dolmens first appeared in Korea about 1000 BC at the beginning of the first Millennium. They represent a large reservoir of stories, highlighting the differences of each region. By the greatest number of dolmens in northeast Asia can be judged on the level of culturepositive countries in the historical period. Continue reading
Kofun — is an ancient burial emperors in Japanese — barrow. Classic kofun has the shape of a keyhole, around which dug a water-filled moat, and sometimes even two.
1. Japanese kofun, originates from the ancient tombs of China. The name of the kofun are megalithic tombs, for example Ishibutai kofun. In the narrow sense of the kofun is the burial of partially elongated shape, common in Japan between the 2nd half of the III century BC and the first half of the VII century BC. From this term comes the name of the Kofun period (300-538 years), which is part of the Yamato period in Japanese history.
2. There is an entrance, gate, bridge. Everything is closed and participation is forbidden by Japanese tradition.
3. These Islands unspoiled nature, plants and animals that cannot be found anywhere else. For example Tanuki — Japanese raccoon dogs, who sometimes come from the island and scaring the residents of nearby residential areas. Continue reading