The most mysterious places on the planet
Each country has its own mysterious places of legend. People come from distant lands to see these places and try to solve their mystery. The human psyche is arranged so…

Continue reading →

Castello della Oscano
If you suddenly have a desire to live in this aristocratic castle, surrounded by its large area, it is necessary not to postpone a visit to the Castello della Oscano.…

Continue reading →

Milan Cathedral
Milan Cathedral (Italian. Duomo di Milano ) is the Cathedral in Milan, located in the historic centre of the city. Built in the flamboyant Gothic style of white marble. The…

Continue reading →

The water delivery. Types of water intake facilities

Water delivery of a set of measures to provide water to the population, industrial enterprises, transport and other consumers.

The choice of type of water intake facilities and their position depends on

the depth of the aquifer, its capacity and voodoobilly,

the mode of occurrence, geological and hydrological conditions.

In the design of new and expansion of existing water intakes should respect the terms of their interaction with existing and planned water intakes in adjacent areas, as well as their impact on the environment (surface runoff, vegetation, etc.).

Water delivery

The requirements for water intakes of water supply systems:

1) Intake structures must ensure the water supply is adequate and of required quality. Continuity of water flow in the selected security should be guaranteed under the most unfavorable possible combination of hydrological, technological and other conditions.

2) Intake structures shall: provide fence the water source and supply it to the consumer; to protect the water system from getting into her litter, algae, plankton, biological fouling organisms, sediment, ice, etc.; to protect juvenile fish from proniknoveniya intake.

3) Intake structures for drinking purposes must meet the sanitary requirements. In the locations of these structures are organizing zones of sanitary protection.

4) the Diversion structure should be strong, durable, resistant, simple in construction, convenient in operation and economical.

Water delivery

When selecting the source of centralized drinking water supply, consider first of all groundwater in the rocks of the upper layer of the earth’s crust. First, consider the possibility of using inter-layer pressure water, then inter-layer unconfined, then the fissure-karst and groundwater.

Underground structures of the OS
Some species are solitary insects that build shelters for themselves and their offspring, live in the soil. This is due not only the development of certain building instincts, and the…

...

The oldest city in the Western hemisphere, teotihuacán
The oldest city in the Western hemisphere, teotihuacán, the mysterious, abandoned place. Teotihuacan is near Mexico city. The name of the ancient city, translated as "city of the gods". How…

...