Powerway Enterprises LLC

220 kV Shutdown (Mabellah)

Client: OETC
Main Contractor: SNCC
Scope of Work: Shutdown execution and associated works completed


Project Overview

The 220 kV Shutdown project at Mabellah was a highly critical assignment executed for Oman Electricity Transmission Company (OETC). Shutdown works in transmission systems demand precision, strict safety adherence, and time efficiency, as they directly affect power supply continuity.


Scope of Work

  • Coordinated and executed the shutdown activities on 220 kV lines.

  • Ensured safe isolation of circuits, allowing replacement and strengthening works to be carried out.

  • Worked closely with OETC and the main contractor SNCC to minimize outage time.

  • Applied specialized shutdown protocols, ensuring zero incidents and complete compliance with OETC regulations.


Challenges & Solutions

  • Challenge: Limited shutdown windows due to demand for uninterrupted power supply.
    Solution: Deployed experienced teams, advanced equipment, and pre-planned methodologies to complete works within strict timelines.

  • Challenge: High safety risk in handling energized infrastructure.
    Solution: Followed international best practices and OETC safety codes to ensure safe completion.


Outcome

  • Shutdown completed on schedule and without incident.

  • Strengthened trust with OETC for handling critical high-voltage projects.

  • Demonstrated Powerway’s ability to execute high-risk, time-bound projects with efficiency and reliability.