FIELD: construction.
SUBSTANCE: invention is related to construction and may be used in underground installation of pipelines that cross zones of tectonic fractures. In method for erection of underground pipeline at crossing of tectonic fractures between trays and plates along length of tectonic fracture section, elastic closed shells are installed with pitch equal to plate length. Cables with locating blocks are fixed in plates. After pipeline installation, the remaining space is filled with easily deformable material. Height of shells in filled condition and gap between pipeline and internal surface of trays is accepted as not lower than value of maximum possible predicted displacement of pipeline.
EFFECT: application of this method for erection of underground pipeline at crossing of tectonic fractures provides for the following advantages: improved efficiency; - lower labour intensiveness of erection; - lower labour intensiveness of maintenance.
6 cl, 1 dwg
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Authors
Dates
2009-08-10—Published
2008-05-28—Filed