Cccc First Harbor Engineering Co., Ltd.

No. 2 Engineering Co. of Cccc First Harbor Engineering Co., Ltd.

Chuang Du

Yiyong Li

Zengjun Li

Naishou Zhang

Wei Pan

Qiang Wang

Jinfang Hou

Jianning Zhang

Zhenjie Tao

Chao Zhang

Bo Yu

Zhanwei Han

Xuhong Suo

Yongshuai Zhu

Jinjin Ning

Yuxi Feng

Yuanping Fu

Naishu Zhang

Fanli Meng

Yipin Cheng

The present application provides a water replacement type storage field construction method, including the following steps: construction of a water-stop enclosure; construction of drainage after enclosing: after enclosing the water-stop enclosure, draining water in an enclosed range of the water-stop enclosure, exposing a pit, so as to form dry construction condition; construction of a stacking yard: under the dry construction condition, constructing the stacking yard on the pit, including constructing a lower low-level terrace and a higher high-level terrace; wherein the low-level terrace is lower than an average water level at an outer side of the water-stop enclosure, the high-level terrace is able to be used for walking a stacking-reclaiming device, and the stacking-reclaiming device is able to convey material to or from warehouses; and construction of the warehouses: constructing warehouses on the low-level terrace.

Water replacement type storage field construction method and storage field

The present application relates to an installation method for a closure joint of an immersed tunnel, and belongs to the technical field of closure joints; the installation method comprises the steps: establishing a first coordinate system; distributing feature points; installing the Ntube coupling; installing an Ntube coupling and pushing out a push-out segment; wherein, the first coordinate system is established at a tail end of an Ntube coupling, breakthrough points NS and NW are distributed at a head end and a tail end of a Ntube coupling respectively, breakthrough points DS and DW are distributed at a push-out segment, and breakthrough points NS and NW are distributed at a head end and a tail end of a Ntube coupling respectively; and coordinates of the breakthrough points DS, DW, NS, NW, NS, NW in the first coordinate system are calculated respectively; the installation method can improve the installation accuracy of the closure joint and is easy to operate.

Installation method for closure joint of immersed tunnel

The present application provides a semi-submersible immersed tube transportation and installation integrated ship and a construction process; the integrated ship includes: a deck structure; two floating structures, ballast water being able to be injected therein; and upper portions or top surfaces of the two floating structures are connected by the deck structure; and two support mechanisms, disposed on opposite sides of the two floating structures respectively; and each support mechanism is disposed at a lower portion or a bottom of the floating structure. The integrated ship can reduce the draught of the integrated ship carrying an immersed tube and realize the transportation requirements of shallow waterway.

Semi-submersible immersed tube transportation and installation integrated ship and construction process

The present application provides a water stopping device of suspension and sliding type, including: a water stop; a first end thereof is connected with a first joint segment and a second end thereof is connected with a second joint segment to form a water stopping cavity; at least one first rod; a first end thereof is connected with the first joint segment and a second end thereof is movably connected with the second joint segment; and at least one first hanging structure, connected with the water stop and the corresponding first rod, and slidably provided on the corresponding first rod. The water stopping device can be applied in joint construction of an immersed tunnel.

Water stopping device of suspension and sliding type and an application thereof

Growing community of inventors

Tianjin, China

Chuang Du