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Introduction of expressway slope protection project?
Highway engineering refers to the survey, measurement, design, construction, maintenance and management of highway structures. Highway engineering structures include subgrade, pavement, bridge, culvert, tunnel, drainage system, safety protection facilities, greening and traffic monitoring facilities, as well as service facilities such as houses and workshops for construction, maintenance and monitoring.
General situation of expressway slope protection engineering construction;
Subgrade slope protection engineering after subgrade earthwork.
Plant protection and masonry protection (such as slope protection, face protection wall, retaining wall, etc. )
There is also the protection of plants and masonry, such as overlapping arch protection.
Different protection forms should be selected according to different slope types, failure possibility and influence degree.
Construction technology of expressway slope protection project;
The state of subgrade slope is related to the stability of subgrade, and then affects the quality of highway pavement and its passing capacity. Because the highway is completely in the natural environment, its subgrade slope is easily affected by rain, snow and running water. Vegetation can protect slope, green environment and improve highway landscape effect. According to the structure, soil quality and state of different subgrade (cutting) slopes, the techniques such as skeleton grass planting, geotechnical grass planting, hydraulic jet grass planting, high and steep slope grass planting and TBS grass planting can keep the slopes and subgrade in good condition for a long time.
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