CHW1A Project Milestone Timeline

Phase 01 Phase 02 Complete Behind baseline Ahead of baseline

Phase 01 — Data Halls 1–4

PILING START 29 Apr 2025 Complete On baseline 0%▸

Data center piling and underground works begin.sfd

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↓ 2.5 months later (baseline)

STEEL ERECT START 15 Jul 2025 Complete On baseline 0%▸

Steel structure erection begins.

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↓ 5.5 months later (baseline)

FSA, DCH 1 & 2 SEALED 03 Jan 2026 Complete On baseline 0%▸

Data Halls 1 & 2 reach weathertight completion.

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↓ 1 month later (baseline)

FSA, DCH 3 & 4 SEALED 02 Feb 2026 Complete On baseline 0%▸

Data Halls 3 & 4 reach weathertight completion.

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↓ 4 months later (baseline)

SSNR EARLY ACCESS 03 Jul 2026 Complete On baseline 0%▸

Security Services Network Room becomes accessible.

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↓ 1 week later (baseline)

EFA 1 + GFL SCOPE 09 Jul 2026 Upcoming On baseline 0%▸

Completion of DCH1 HAC01-HAC06Includes GFL PNM Pods Modification from HAC01-HAC06 of DCH1Includes GFL Cabling and Termination from HAC01-HAC06 of DCH1Includes Temporary Fence at HAC06 to separate Construction and Interface Activity of GG

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↓ 2 weeks later (baseline)

DCH QA 1 21 Jul 2026 Upcoming On baseline 0%▸

Data hall network QA begins, phase 1.

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↓ 1 week later (baseline)

MDA EARLY ACCESS 27 Jul 2026 Upcoming On baseline 0%▸

Main Distribution Area becomes accessible.

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↓ 2 weeks later (baseline)

MDA / SSNR READY 11 Aug 2026 Upcoming On baseline 0%▸

Main Distribution Area and SSNR both fully ready.

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TODAY · 18 AUG 2026

↓ ~2 months later (baseline)

EFA 2 05 Oct 2026 Upcoming On baseline 0%▸

Early Floor Access, phase 2.

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↓ ~2 weeks later (baseline)

DCH QA 2 17 Oct 2026 Upcoming On baseline 0%▸

Data hall network QA begins, phase 2.

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↓ 10 days later (baseline)

FR / SC 1 27 Oct 2026 Upcoming On baseline 0%▸

Facility ready / substantial completion, phase 1.

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↓ ~11 weeks later (baseline)

FC / PCO 1 09 Jan 2027 Upcoming On baseline 0%▸

Final completion / project close-out, phase 1.

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↓ ~2 weeks later (baseline)

FR / SC 2 23 Jan 2027 Upcoming On baseline 0%▸

Facility ready / substantial completion, phase 2.

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↓ ~12 weeks later (baseline)

FC / PCO 2 08 Apr 2027 Upcoming On baseline 0%▸

Final completion / project close-out, phase 2 — project ends.

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↓

SUBSTATION POWER ON 04 Jun 2026 Complete On baseline 0%▸

Substation Power On

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Overall

Baseline finish

08 Apr 2027

Forecast finish

08 Apr 2027

Variance

On baseline

CHW1A KEY MILESTONE DATES

CHW1A Key Milestone Report