28-07-2023 дата публикации
Номер: CN116497802A
Автор:
YAN JINZHOU,
LU FENG,
YIN LIANG,
BAO JINJING,
ZHANG KEFENG,
QIU PENG,
LI JIE,
WU XINFENG,
GU YOU,
ZHANG LILI,
SHI LIHUA
Принадлежит:
The invention provides a construction method of a double-end connected cast-in-place pile and fore shaft pipe structure, which comprises the following steps of: after a guide wall is completed, dividing pile positions and unit sections on the guide wall, dividing the unit sections into groove sections, and constructing single groove sections one by one: firstly, drilling a first hole in the divided initial groove section, forming double connecting holes, moving a grooving machine forwards, and performing guide spraying and guide deslagging; a second hole and a third hole are drilled, after drilling is completed, the trenching machine continues to move forwards, drilling of the third hole, the fourth hole and the fourth hole is conducted, the actions are repeated till drilling of the sixth hole is completed, and after drilling is completed, locking opening pipes with the same hole diameter are hoisted in the first hole and the sixth hole of the groove section; then steel reinforcement cages ...
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