サン・エンジニア Company Profile

Business Activities

■General civil engineering work: land development, landfill, concrete structures, field drainage ■Facility equipment work: water supply and drainage sanitary equipment, water supply and sewage ■Pushing work: Hume pipes, steel pipes, PVC pipes, various pushing methods ■Shaft construction work: steel casing press-in, liner plate shaft construction ■Piling work: small-diameter steel pipe rotary press-in, various cast-in-place piles ■Ground improvement work: surface improvement, columnar improvement, chemical injection, high-pressure jet mixing ■Building correction work: multi-point jack correction method ■Seismic isolation measures work: sandbag integrated method ■Geological survey work: Swedish sounding survey, boring survey ■Recycling work: solidification of construction sludge (mud water), sale of improved soil

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