НБКProject "New Safe Confinement Construction"

Employer: Chernobyl nuclear power plant (ChNPP)

Engineer: Project Management Unit (PMU) – Bechtel (USA) – Bettelle Memorial (USA) – ChNPP

Contractor (Designing – Procurement - Construction): Joint venture NOVARKA, France (VINCI Construction Grands Projets - 50% / Bouygues Travaux Publics - 50%)

Funding: Chernobyl Shelter Fund (CSF)

CSF Administrator – EBRD

Contract Price: 1 424 mln €

Contract signing date – August 10, 2007.

Major Subcontractors:

CIMOLAI – Italy: Working design and steel constructions manufacturing

PaR – USA: Design and Main cranes system manufacturing

OKYANUS – Turkey: design, supply and installation of cladding

NSC in figures:

Span of Arch

257m

Length

162m

Height

108m

Lifetime

100 years

Temperature range

-30°C to +50°C

Seismic zone

2 (9 points on the Richter scale)

Foundations and platform of assembling area

81 000м3 of reinforced concrete

Steel piles - length 25 m and diameter 1 m

400 pieces

Concrete piles - length 19 meters and 1 m diameter (permanent foundations)

400 pieses

Arch construction:

- Main elements ( pipes with diameter >800 mm)

- auxiliary components (joint connections)

- fixations (bolts M30)

 

5700 pieses

4000 pieses

650000 pieses

Steel constructions

24 860 tons

Temporary constructions

5400 tons

Cladding:

- external (multi layers)

- internal

 

86 000m2

78 000m2

Workforce at the site (in average)

2 shifts consisting of 600 persons

 

About the Project in details

Nearest Events

March 29, 2000 – Decree of the Cabinet of Ministers of Ukraine No.589 “On pre-scheduled shutdown of Power Unit No.3 and final shutdown of Chornobyl NPP”
March 30, 1970 – Order of the USSR Ministry of Energy charging the “Hydroproekt” Institute to design the Chornobyl NPP

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