A bit of history
November 1985
Initial international cooperation occurred for the first time in November 1985, when François Mitterrand, Margaret Thatcher, Mikhail Gorbachev and Ronald Reagan jointly established a program to develop nuclear fusion.
Read more
Read more November, 21st 2006
The ITER Agreement was officially signed at the Elysée Palace in Paris, on 21 November 2006, by the seven ITER member-country ministers. Read more
Read more April, 13th 2010
F4E and Engage signed the ITER Architect Engineer contract, one of the biggest engineering contracts ever established in Europe. Worth approximately 150 million Euros, the Architect Engineer contract for ITER buildings and civil infrastructures was awarded to the Engage consortium.
Read more
Read more Summer 2010
Work officially began – daily rock blasting for 7 weeks
Read more
Read more April 2012
Last seismic pad is installed (18 months to install the 493 anti-seismic bearings and pads)
Read more
Read more May 2013
Assembly Hall building basemat is completed – 5,400 m3 of concrete
Read more
Read more December 2013
Pouring of concrete for the B2 slab level of the tokamak complex
Read more
Read more August, 27th 2014
The fifteenth and final segment of the tokamak complex basemat is completed. The 9,300 m² slab (14,000 m³ of concrete, 3,600 tonnes of rebar. 2,500 embedded plates) is the last phase of the foundation work.
Read more
Read more September 2015
Lifting of the B13 roof
Read more
Read more 
2017
Completion of zone 8 deep galleries and interfaces
Read more
Read more September 2017
End of civil work construction design of tokamak complex
Read more
Read more October 2017
GPNI 2017: Engage is awarded the « Industry and Technology Prize »
Read more
Read more December 2017
Load tests for the 750t cranes – B13
Read more
Read more March 2018
Lifting of the temporary lid
Read more
Read more Q3 2018
The bioshield is 30 meters deep; only the top third appears above the concrete of the Tokamak Building.
Read more
Read more Q3 2018
Site milestone: a fully formed « crown »
In respect of a 2018 ITER Council milestone, European contractors finalize the civil works of the concrete crown on the night of 28-29 August. This solid base ring and its 18 radial walls will support 23,000 tons of machine from below.
December, 21st 2018
Infrastructure completed
On 21 December 2018, the European Domestic Agency hands the completed cooling tower zone over to the ITER Organization for equipment installation. The areas handed over include the cold and hot basins, the water cooling pumping station, the heat exchange zone, and the water treatment facility.
December, 21st 2018
B32-33-38 Take Over
On 21 December, the European Domestic Agency hands over to the ITER Organization the completed buildings and their associated services for magnet power conversion and reactive power control equipment installation.
January, 26th 2019
Site energisation
On 26th January, site power supply has been switched to RTE 400kV line. The operation of High voltage equipment have been handed over to IO. This include the main transformers 400kV/22kV, the B36 switchgears and associated monitoring.
Q1 2019
Tokamak B2 level painting
Floors have been painted and are ready for equipment installation inside the Tokamak.
Q3 2019
Steel pillar section #1
The first crane hall pillar section is lifted on 11 September. This is the lower, 13-metre-tall section of one pillar. An upper section, 16 metres tall, will be added later.
November, 7th 2019
Last concrete pour of the Tokamak building
On 7 November 2019, the last concrete plot of the Tokamak Building is poured by the VFR consortium, contractor to the European Domestic Agency for construction of the Tokamak Complex. This completes work on the seven-level concrete structure that began back in 2014.
November, 21st 2019
First door installed
The first 58 T port cell door was installed on its hinges on November 21st. 45 of this kind are still to be installed before mid 2020.
November, 26th 2019
First machine component in the Tokamak pit
A six-tonne metal component—part of a magnet feeder—was the first piece of the machine to be lowered into the Tokamak Pit in the night of November 26th.
2021
Construction live
Follow the tokamak construction in live at https://static.iter.org/com/360/calendar/2021-09/
