PROTECTING STRUCTURE OVER THE UNDERGROUND SERVICE LINES Russian patent published in 1994 - IPC

Abstract RU 2022077 C1

FIELD: construction. SUBSTANCE: protecting structure has a fencing whose anticline and supporting members are made as a unit structure after the pattern of collar links mounted along the length of the existing underground service lines in a dug-out trench. The supporting members are placed on the ground basis of the trench at the level of the bottom of the underground service lines. The anticline has a cylindrical or oval shape. The collar links are fastened between themselves with longitudinal anchors. EFFECT: facilitated manufacture. 3 dwg

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RU 2 022 077 C1

Authors

Kozhin Jurij Petrovich

Dates

1994-10-30Published

1991-06-28Filed