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Toi dang chuan bi lam giam sat thi cong gia co 1 cong trinh khach san khoang 5 tang. Khach san nay lun khoang 12 in (khoang hon 30cm) trong suot thoi gian thi cong va dua vao su dung (tong cong dc 5 nam). Co nhieu phuong an dua ra nhung co 1 ong X nao day da chon phuong an Jet Grouting (JG) nay. Toi se phai giam sat thi cong nhung chang biet mo te gi ve Jet Grouting ca. Bac nao co kinh nghiem thi cong xin lam on chi giao giup:
1) Cac hien tuong hay gap khi thi cong JG: tro^`i ne^`n, v.v
2) Cac thong so ky thuat nao cua thiet bi thi cong can luu y (ap suat khoan, ap suat nuoc, ap suat khi, ap suat nuoc,...).
3) Khi khoan chac chan se co hien tuong tro^`i ne^`n, vay lam cach nao de theo doi va phat hien som khi bien dang hoac cac vet nut bat dau xuat hien
4) Cac van de an toan lao dong
Xin cam on va da ta
1) Cac hien tuong hay gap khi thi cong JG: tro^`i ne^`n, v.v
2) Cac thong so ky thuat nao cua thiet bi thi cong can luu y (ap suat khoan, ap suat nuoc, ap suat khi, ap suat nuoc,...).
3) Khi khoan chac chan se co hien tuong tro^`i ne^`n, vay lam cach nao de theo doi va phat hien som khi bien dang hoac cac vet nut bat dau xuat hien
4) Cac van de an toan lao dong
Xin cam on va da ta
Ghi chú