New Chernobyl containment arch

Steel containment structure

Infrastructure Projects/Civil Engineering 

Ukraine, 2007-2017

General description

Design-and-build contract for an arched steel confinement shelter over the nuclear reactor building that blew up in 1986, to allow dismantling to proceed. The arch is assembled on two concrete ground beams to the west of the reactor and slid to its final location.

It is designed for a service lifetime of 100 years.

Operation carried out by a consortium.

Consortium

BOUYGUES TRAVAUX PUBLICS 50 % / VINCI 50%

Project owner

CHNPP

Key figures

257 m

arch span

23,000 T

of structural steelwork

300 m

distance over which the arch is slid

Locations

https://maps.google.fr/maps/ms?authuser=0&vps=1&hl=fr&ie=UTF8&msa=0&output=kml&msid=215408146226635276623.0004d00562b928e90dcdd

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