Olkiluoto 3 EPR commercial 1 May 2023 1,600 MWe world's most powerful, OL1+OL2 96.2/71.2% availability 2025, Loviisa licence extension to 2050, Hanhikivi-1 cancelled May 2022.
Cross-border nuclear-build workforce mobilisation against Olkiluoto 3 EPR (TVO; first criticality 21 December 2021; grid sync 12 March 2022; regular electricity production from 16 April 2023; commercial operation 1 May 2023; Final Takeover from Areva-Siemens consortium completed 2025; 1,600 MWe nameplate — most powerful operating reactor in the world), Olkiluoto 1 + 2 BWRs (TVO; OL1 commercial October 1979 + OL2 commercial July 1982; 2025 availability OL1 96.2% / OL2 71.2%; each 890 MWe net), Loviisa 1+2 VVER-440 (Fortum Power and Heat; 2023 operating-licence extension granted by Finnish Government to end of 2050 — previous licences were 2027/2030; ~€1 bn Fortum investment programme by 2050), Hanhikivi-1 CANCELLED (Fennovoima terminated Rosatom RAOS EPC contract May 2022; arbitration ongoing — Fennovoima ~€2 bn vs Rosatom ~$3 bn + Feb 2025 Moscow lawsuit RUB 227.8 bn against Fortum + Outokumpu), and Steady Energy LDR-50 SMR pilot at Helsinki Salmisaari (50 MWth district-heating reactor; STUK preliminary safety assessment June 2025) — STUK Säteilyturvakeskus + Ydinenergialaki 990/1987 + YVL-ohjeet series.
Request Technical BriefingRegulator exposure profile
- STUK + Ydinenergialaki 990/198728%
- YVL-ohjeet series A/B/C/D/E26%
- Rakennusliitto Infra CBA + Työturvallisuuslaki24%
- tilaajavastuulaki 1233/200622%
STUK YVL + per-station WPQR anchor every nuclear lot.
Olkiluoto + Loviisa + Steady Energy pilot clearance pathways: STUK YVL series (A/B/C/D/E categories) + Säteilyturvakeskus + ASME III / RCC-M / EN 13445 WPQR. Workforce cleared MONTHS before outage Week 1.
- 01 T-18mo
Clearance start
STUK security vetting + STUK Säteilytyöntekijä A/B
- STUK
- Säteilytyöntekijä A/B
- 02 T-12mo
YVL pathway
YVL-ohjeet series competency
- YVL A-E series
- Ydinenergialaki 990/1987
- 03 T-6mo
WPQR scope
Per-station welder qualification
- EN ISO 9606-1
- ASME III
- EN 13445
- 04 T+0
Outage / build
On-site work; STUK oversight
- STUK
- TVO/Fortum
- 05 T+8wk
Demob
Handover + post-work assurance
- YVL
Named projects in this jurisdiction
- Olkiluoto 3 EPR (TVO; first criticality 21 December 2021; grid sync 12 March 2022; regular electricity production from 16 April 2023; commercial operation 1 May 2023; Final Takeover from Areva-Siemens consortium completed 2025; 1,600 MWe nameplate — most powerful operating reactor in the world) Teollisuuden Voima Oyj (TVO) 2023
- Olkiluoto 1 + Olkiluoto 2 (TVO Mankala-principle utility; OL1 commercial October 1979 + OL2 commercial July 1982; 2025 availability OL1 96.2% / OL2 71.2% per TVO Jan 2026 release; each 890 MWe net BWR; uprated from original 660 MWe through staged power upgrades) Teollisuuden Voima Oyj (TVO) 1979
- Loviisa 1 + Loviisa 2 VVER-440 (Fortum Power and Heat; 2023 operating-licence extension by Finnish Government to end 2050 — previous licences were 2027/2030; ~€1 bn Fortum investment programme by 2050 across 10 portfolios / 300+ projects; produce ~10% of Finland's electricity) Fortum Power and Heat Oy 2023
- Hanhikivi-1 (Fennovoima/Rosatom — CANCELLED May 2022; Fennovoima terminated EPC contract with RAOS Project Oy citing delays + Russia-Ukraine risk; international arbitration ongoing — Fennovoima ~€2 bn vs Rosatom ~$3 bn + February 2025 Rosatom Moscow lawsuit RUB 227.8 bn against Fortum + Outokumpu) Fennovoima 2022
- Steady Energy LDR-50 SMR pilot at Helsinki Salmisaari (2023 spin-out from VTT; first concrete poured for non-nuclear full-scale pilot at decommissioned Salmisaari B coal-fired power station; STUK preliminary safety assessment completed June 2025; 50 MWth district-heating reactor, ~150°C operating temperature) Steady Energy Oy 2025
Finland’s nuclear fleet runs through TVO Olkiluoto (OL1+OL2 1979/1982 + OL3 EPR commercial 1 May 2023 — world’s most powerful reactor at 1,600 MWe) + Fortum Loviisa (VVER-440 licence extended to 2050) + Steady Energy LDR-50 SMR pilot at Helsinki Salmisaari. Hanhikivi-1 was cancelled May 2022; arbitration ongoing. STUK Säteilyturvakeskus holds licensing authority.
01. Pre-pricing — Rakennusliitto Infra CBA + EN ISO 9606-1 WPQR
Construction + pressure-part welder workforce under Rakennusliitto Infra CBA + EN ISO 9606-1 + ASME III/RCC-M/EN 13445 per-station scope.
02. A1 + Finnish-language contract + STUK Säteilytyöntekijä A/B clearance
A1 + Finnish-language contract predate site arrival. STUK Säteilytyöntekijä A/B radiation-worker clearance (12-18 month lead-time). YVL-ohjeet series A/B/C/D/E competence per radiation-zone worker.
03. STUK + TVO/Fortum onboarding
STUK YVL series authorisation. TVO (Olkiluoto) or Fortum (Loviisa) operator-specific induction per gang.
04. AVI + STUK-defensible evidence pack
Minimum pack: Finland-bank-traceable remuneration, Finnish-language contract, A1 receipt, Rakennusliitto Infra CBA tariff reconciliation, STUK Säteilytyöntekijä A/B record + WPQR scope-match per nuclear-station welder.
05. India and Gulf sourcing corridors — the Finland nuclear pathway
Indian BHEL + Larsen & Toubro Special Steels + NPCIL pressure-part welder pools. The 12 to 18-week corridor (extended by STUK clearance lead-time) delivers ASME III/RCC-M/EN 13445-eligible candidates against Olkiluoto, Loviisa, or Steady Energy SMR pilot.