GAS AND OIL PIPELINE LAYING TECHNIQUE

摘要

FIELD: oil and gas industry.SUBSTANCE: invention is related to oil and gas industry and may be used for construction and repair operations at gas and oil pipelines. According to the gas and oil pipeline laying technique insulated gas and oil pipeline is laid in the trench onto the layer prepared and treated with modifier, backfilling of gas and oil pipeline with cushioning layer treated with modifier with subsequent formation of banking. The modifier is represented by product of decontamination with reagents of oil-contaminated production waste and soil containing calcium hydroxide and carbonate in quantity of 15-45 wt % of soil weight.EFFECT: reduced corrosion activity of soil for the bed and cushion.2 cl, 1 tbl