The concrete was transported to the construction site continuously and accurately. The workers of the Sinohydro Bureau 5 Co., Ltd controlled the concrete vibrator according to the construction specifications in a limited working space.

At 12:25 in the morning of August 17, after 40 hours of intense and orderly construction, the concrete pouring of the floor was successfully completed, and the total amount of cocnrete was 450 cubic meters.

In order to ensure the smooth construction of the concrete pouring in the first floor of the basement, the construction team has been discussed with the owner, the supervisor and the design unit for several times, and invited experts to demonstrate the construction technology of the low slump concrete.