Project · Offshore gas platforms · Viet Nam

Block B & 48/95, 52/97 gas development (Block B – O Mon gas-to-power)

A new offshore gas hub — central production platform, living-quarters platform, flare and bridges — fabricated in Vietnam under a McDermott-led EPCI contract, then installed and hooked up offshore.

Checked by hand against the sources below (2026-10-20).

  1. Engineering (done)
  2. Fabrication (now)
  3. Transport & installation (now)
  4. Hook-up (next)
  5. Commissioning
  6. Operation

Now Fabrication · Transport & installation (reported: Construction / CPP topside fabrication (PTSC reported EPCI#1 above 60% overall, engineering above 99%, procurement above 83% and…)

Next Hook-up · not announced

Roles Construction & supervision · Commissioning & start-up · QA/QC & HSE · Role groups per phase: our planning assumption from the Crew Forecast model.

Later Operation Q3 2027 (first gas from Block B no later than Q3 2027, as reported)

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Their rate stays; our fee goes on top: 20% → 15% → 12%. Open book →

Who works on it as the sources name them

  • McDermottEPC / main contractorConsortium leader with PTSC for EPCI package #1: EPCI and hook-up/commissioning of the central production platform, living-quarters platform, flare tower and…
  • PTSCEPC / main contractorConsortium partner on EPCI#1; PTSC M&C fabricating the living-quarter module (LQM, ~2,643 t) and living-quarter utility deck (LQU, ~3,236 t) — first cut…
  • VietsovpetroFabrication / constructionFabrication yard (VSP yard) named by PTSC for the living-quarter units
Kind
Offshore gas platforms
Country
Viet Nam
Size
Gas for ~3,800 MW of power at O Mon; EPCI#1 >US$1 bn
Operator
Phu Quoc Petroleum Operating Company
Position
7.90°N 103.20°E, approximate

Sources

  1. McDermott, PTSC Consortium Receives Limited Letter of Award for Block B Gas Development Project Offshore VietnamMcDermott (company newsroom) · published 2023-10-31 · read 2026-10-20
  2. PTSC commences construction of LQM and LQU for the Vietnam Block B Gas ProjectPTSC (company news) · published 2025-08 · read 2026-10-20
  3. Vietnam's gas-to-power project moves forward with planned investment nearing $12 billionOffshore Energy (trade press) · published 2024-06-04 · read 2026-09-22
  4. Vietnam aims to fuel 3 power plants with Block B gas: PMThe Investor (Vietnam) · published 2024-05-13 · read 2026-09-22
  5. Chuỗi dự án khí - điện Lô B - Ô Môn: Tiến độ của một mắt xích không thể tách khỏi toàn ChuỗiNăng lượng Việt Nam (Vietnam Energy Association journal) · published 2026-09-22 · read 2026-10-08
  6. Chuỗi dự án khí - điện Lô B - Ô Môn và lịch tiến độ tích hợp các dự án thượng nguồn, trung nguồn, hạ nguồnNăng lượng Việt Nam · published 2026-09-24 · read 2026-10-08
  7. Cần Thơ: Dòng khí Lô B dự kiến về năm 2027, các nhà máy Ô Môn vận hành từ cuối 2028Báo Xây dựng (Ministry of Construction newspaper) · published 2026-10-01 · read 2026-10-08
  8. PTSC reaches 5 million safe work hours, launches acceleration campaign to deliver CPP Topside milestones for Block B Gas Field Development Project (EPCI#1)PTSC · published 2026-04-29 · read 2026-10-20
  9. Đẩy nhanh tiến độ các dự án trọng điểm giao thông và năng lượng khu vực Đồng bằng sông Cửu LongGovernment of Vietnam / Báo Điện tử Chính phủ · published 2026-09-16 · read 2026-10-20
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