Classification Of Industrial Manhole Covers

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According to the material: there are metal manhole covers, such as cast iron, ductile iron, bronze manhole covers; High strength steel fiber cement concrete well cover; Reclaimed resin manhole cover; Polymer matrix composite material inspection manhole cover, etc. Divided by shape: mainly round and square. Round manhole cover is not […]

Ground improvement engineering technology frontier and development trend

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Ground improvement engineering technology is an important part of the field of civil engineering and foundation treatment, and its cutting-edge technology and development trend are mainly reflected in the following aspects: 1. Technological diversification and innovation There are a wide variety of ground improvement techniques, including vibration compaction, chemical stabilization, […]