ZEL has extensive experience in undertaking field verification for As-Built work for various Refineries, Gas Processing Plants, Fertilizer and Chemical Plants.

ZEL offers the following services:

  • Development of As-Built Plot Plans with assistance of Topographic Survey Team.
  • Development of As-Built P&IDs; and Piping Plans by conducting detailed walk through each unit to note any changes.
  • Development of As-Built Electrical SLDs, Cable Layouts, Lighting & Earthing Layouts by physical verification.
  • Development of As-Built of Instrumentation & Control System after due site verification and review of existing site records.