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中文
??????? ?????? ?? ???? ????? ????? ????? ???? ??????? ?????? ?? ???? ??????? ????? ?????? ?????, ?? ????????? ??? ????? ?????? (???????), ????? ?????? ???? ?? ??? ???, ?? ????? ???????????? ?????????? ?????? (???????), ????? ?????? ???, ??? ?????? ??? ?????????? ?????? ?????? (???????) ??????? ??????? ???????? ???? ????? ???????? ??????? ?? ???, ?????, ??? ?????????, ????, ???? ????? ?? ????? ????????? ???? ???? ???? ????. ?????? ????? ????????? ?????. ??????? ?????? ?? ???? ????? ????????? ?????? ????? ????????, ????? ?????? ????? ???? ?????? ?????? ???? ???? ?? ???? ???, ?????? ????????? 500 ~ 1200mm ??. ???????????, ????? ????????? ????? ????? 85 ?? ??? ????? ??? ??? ???? ??? ??? ???????? ???????? ????? ????? 300 ?? ??? ???? ?????? ??? ??? ???? ??? ?????? ????????? ??? ?????? ????. ????? ?????? ???? ????.
1. ????????? ?????? ?????
????? ????, ??????, ??? ??????? ???; ???????????? ?? ???? ?????? ?????? ?????? ??? ?????, ??????? ????? ?? ?? ????? ?????? ????????? ????? ??????;
Twow ???????? ????? ?????? ???????, ??? ?????? ?????? ????????? ???? ?????????? 1 ~ 1.6 ??????, ??? ?????? ?????? ?? 3 ?????? ??????????? ?????????? 3 ?????? ??, ????? ???????????? ????????? ????????????? ????? ?? ???? ???, ????????? ???????????? ????? ????? ?????;
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Actextempery ???????? ????? ????????, ?????? ?? ????? ?? ?????????;
?? ??? ?????? ?? ??????? ?????? ???? ????? ?????? ?? ??????? ?????? ???? ????? ????? ?????? ????? ??????, ?????? ??????? ????????, ?????? ?? ????? ??? ????????;
Real ??????? ??????????? ?? ???????? ???????;
??????? ?????? ??? ??????? ??? ???? ???: ????????? ?? ?????????? 90%, ??????? ???????? 40% ??, ?? ???????? 70% ?? ??? ?????, ????????? ???????????? 50%, ??????? ????? ?????, ??????? ????? ????? 10% ~ 20%;
⑥ ????? ?? ????????;
???????? ???? ????? ????, ????? ?????? ??????? ?? ?????, ??? ????? ??:
2. ??? ??????? ????????
????? ???????? ??? ????????? ?? ???? ??? ??? ????? ?????? ?????????? ??????? ???? ????, ??????? ????? ???? ????? ???? ?? ??? ???, ??????? ??????? (????????? ?? ??) ???? ?????? ????? ??. ???? ????? ???????? ???, ?????? ????? ????? ???????, ?????? ??? ??? ???????? ???????? ???????? ??????? ???????? ???????? ??. ????? ????? ?? ???, ????? ????? ?? ?? ?????? ??? ??? ?????? ???? ?? ???????? ???? ?? ?????? ???????? ?? ??? ?????? ?????? ??? ??????, ?????? ??? ??. ??????? ??? ?? ??? ???????? ??? ??? ????.
3. ????????? ??????????
??????? ?????? ?? ???? ????? ????????? ????? ??? ??????? ??????? ???? ?????? ??? ????? ???? ????? SDP ????? ?????? ???????. ???????? ?? ??? ????????? ?? ?? ???? ?????? ???? ???? ????? ??. ???? ??????, ?? ?????? ????? ????? ?? ???, ????? ???? ?? ??????? ?????????? ????? ???? ?????? ?????????? ????? ?? ??? ?????? ?????? ?? ?????? ??? ??? ???????? ???????? ???? ?????. ???????? ??? ??????? ?????? ?????? ???????? ?????? ???? iction ????? ?? ?????? ??? ????????????. ???????? ?????? ?? ???? ?????? ????????? ????? ?????? ????? ????? ??????? ???????? ???????? ?????? ?????? ????? ????? ?????? ???????? icc ?? ????????? ????????? ???? ????.
????????? ?????:
??????: ?? ?????????? ??????? ???? ?????? ?????? ???? ???? ?????, ?? ?????????? ??????? ??? ?????? ?????? ???? ?????, ?? ?????????? ??????? ????, ???? ????? ????? ?? ??????? ?????? ?????;
??? ??????? ?????: ????? ????? ?? ???, ??????? ????? ?? ???? ??????????? ??????? ?????? ???? ?????? ????? ???? ?????? ??? ????? ???? ?????? ??? ?????. ???? ?????? ??? ?????? ?????? ??????? ????????? ????? ???? ???????? ?????? ????;
Pile end cement slurry injection: After the bottom expansion is completed, the pile end cement slurry is injected, and the drilling rig is repeatedly raised and lowered during injection to ensure that all the bottom expansion parts are injected and the pile end cement slurry is uniform;
?????? ??? ???????? ???????? ??? ?? ????.
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② ??????? ??, ??????, ???? ???? ??, ??????? ?? ?????????? ???????, ?????? ??, ?????? (?????) ???????, ???? ???????????, ?? ness ??? ?? ???? ??? ????? ????????;
????????? ????? ??? ????????? (????????) ?? ???? ?? ????? ?? ???? ?? ????? ?? ???? ?? ????? ?? ???? ?? ????? ?? ???? ?? ????? ?? ??????? ???????? ???????, ???????? ????? ????? ?? ?????.
Page ??????? ?????? ??? ????? ??????? ???????????? er ? ????? ?? ??? ??? ?????? ??????? ?? ??? ?????? ???? ??????????? (???? ??????????) ???? ???? ?????? ????? ??;
H out ????? ?????? ????? ???? ?????? ????? ?? ???, ???? ???????? ????? ?????? ?; ???? ????? ????, ?????? ??? ??????? ??????? ????;
The ????? ???????? ????? ????? ??? ???? on ? ?? ???? ???? ?????? ????? 3 ?? ??? ???? ?????? ??????? ??.
5. ??????? ?????? ?? ???? ??????? ?????
??????? ?????? ?? ???? ??????? ????? ?????? ?????? ?????? ????????? ???? ?????? ???????. ?????, ?? ????????? ???? ??? ?????????? ????? ??????? ??? ?????? ??? ?? ??? ?????? ??? ?????? ???????? ???? ?? ???, ????????? ???????????? ??? ???. ???? ?? ???? ???? ??????? ??????? ??? ????????? ??????? ?? ???, ????????? ???? ????? ??? ?????? ?????? ????? ????????? ??. ???? ??? ?????? ?????? ?? ??? ?????? ???????, ????? 85M ??? ??? ??? ???? ??? ?? ????????? ???????????? ???????? ???? ????.
??????? ?????? ?? ???? ????? ????? ????? ????????? ???????????? ????? ????? ???? ??? ????????? ?????????? ???? ?????? ???????? ????? ???? ????????? ????????? ???????? ???????? ??????? ????. ????? ????????? ???? ???????? ?? ????????? ???????? ?? ??? ??????????? ???? ??.
??? ?????? ???? ???? ???? ????? ?????? ?????? ???????, ??? ?????? ?????? ????????? ?????? ?????????? 1 ~ 1.6 ?????? ?? ???, ??? ?????? ?????? ?? ?????? ?????????? 3 ?????? ??. ????? ?? ?????????? ??????? ????, ????????? ??? ???? ?????? ?????? ?? ????? ?????? ???? ?? ?????;
????? ??? ????: ???? ?? ???? ?????? ?
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??? ???????, ?????, ?????? ???? ???? ?????? ????? ????? ??????, ??????, ???????? ?? ? ??? ????? ????? ?????? ?? ??? ??? ? ?? ??????? ????????? ???????? ?? ???????? ????????? ? ????? ?? ???? ???? ?? ??. ???? ?? ????? ??????? ?? ?? ???? ????? ????????? ??????? ??? ????????? ??????????????? ?? ??? ?????? ?????? ??????? ??? ??? ??????? ????????? ????? ???.
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??????? ????: ??????? -11-2023