| 摘要 |
road building. SUBSTANCE: invention relates to pipeline transport, namely for building road for laying and repair of pipelines, mainly in swamps. It can be used in building, repairing and servicing of any objects on weak, water-logged soils and quick sands. Proposed coating consists of section including skeleton made of interconnected pipes. Novelty is that section is made of lengths consisting of rows of pipes equal to width of road forming a carrying coating-deck and hinge connected to each other for turning around longitudinal axis. First pipe of each section is furnished with buckets- catchers at both end faces designed for aligning the following section, and the last pipe of section at both end faces is provided with connecting plates with slot and cams-latches. First pipe has also trunnion for cam-latch forming a lock for automatic closing at contact. Each section is furnished additionally with anchoring units at both end faces. EFFECT: improved efficiency of laying a temporary road under heavy conditions, reduced labor input, cut down time taken for building expedient passages on swamps. 2 cl, 9 dwg
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