4th Tier of Inner Containment Completed at Rooppur NPP Unit 2
Rooppur NPPROSATOM

4th Tier of Inner Containment Completed at Rooppur NPP Unit 2

Concreting of the inner containment cylindrical part has been completed at Rooppur NPP power unit 2 reactor building which is being constructed in the

Concreting of the inner containment cylindrical part has been completed at Rooppur NPP power unit 2 reactor building which is being constructed in the People’s Republic of Bangladesh (its General Contractor being JSC. The specialists of the Trest RossSEM LLC branch have laid 976 m3 of the self-compacting concrete mix for 27 hours of the continuous concreting process. During the concreting process, 4 concreting booms were used to maintain fluidity and reduce defects.

The concreting of the fourth tier opens up several important fields of operations at the Rooppur NPP Unit 2, namely installation of the polar crane and erection of the fifth tier up to +44.100 elevation.

The inner containment is one of the major elements of NPP reactor safety system, which prevents release of radioactive substances into the environment.

The Rooppur NPP having two VVER-1200 reactors and the total capacity of 2400 MW is being constructed under the Russian design, 160 km from Dhaka, the capital of Bangladesh, in accordance with General Contract dated December 25, 2015.

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