Diploma - Natural drained gas supply to loess village of Ryazan region

1.1 Characteristics and climatic conditions

of the designed object

The urban-type settlement "Lessovoe" is located in the Ryazan region, has a temperate continental climate., soil - loam. The village has 1-5 storey buildings with residential buildings, and communal enterprises are also concentrated in the village: a hospital, a dining room, a bathhouse, and a laundry.

According to SNiP 230199 * - Construction climatology :

Ground freezing depth 1.30 meters.

Temperature of the coldest day is 33 wasps

Temperature of the coldest five-day week is 27 wasps

Average temperature of the coldest period is 16 wasps

The heating period is 212 days.

Humidity zone - H (normal).

Wind speed 7.3 m/s.

1.3 Additional data to the projected

to object

The urban-type settlement "Lessovoye" is located in the Ryazan region. The relief of the gasified territory is calm, has small height differences of 1.0 m.. The village has centralized heating, hot and cold water supply systems, based on this, gas-consuming devices are represented by gas plates of the type PG2, PG-4.

There are no concentrated gas costs in the microdistrict.

Utilities evenly distributed throughout the village are gasified by 100%. The share of residents using baths is 30%, laundry - 40%, catering enterprises - 35%. Trade and consumer service enterprises account for 5% of the share of gas supply coverage for residents.

The corrosion activity of soil high, is the specific resistance of soil 15 Om*m, force of polarizing current 0.24 A'm2. Cathodic and tread protection is provided to protect utilities from corrosion.

Gas supply of the village is carried out from FRG with input pressure MPa, output pressure MPa.