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Completions Management Terminology

Master the language of completions with comprehensive definitions for DAC, MC-1, ITR, and other essential terms. Search, filter, and explore the terminology that drives successful project completions.

Showing 19 of 19 terms

DAC

Data Acceptance Certificate

High
documents

A formal certificate that confirms the acceptance of data or documentation for a specific system or piece of equipment.

MC-1

Mechanical Completion Certificate - Level 1

High
documents

A certificate confirming that mechanical construction work has been completed to the required standard and is ready for pre-commissioning activities.

PC-1

Pre-Commissioning Certificate - Level 1

High
documents

A certificate confirming that pre-commissioning activities have been completed and the system is ready for commissioning.

HC-1

Handover Certificate - Level 1

Critical
documents

The final certificate confirming that a system or equipment has been handed over to operations and is ready for service.

ITR-A

Inspection and Test Record - Level A

High
documents

A record of construction inspection and testing activities performed on equipment or systems.

ITR-B

Inspection and Test Record - Level B

High
documents

A record of pre-commissioning inspection and testing activities, typically more detailed than ITR-A.

Walkdown

Physical Walkdown Inspection

High
processes

A physical inspection of equipment or systems to verify completion against design requirements.

Punch List

Punch List / Snag List

Medium
processes

A list of items that need to be completed or corrected before a system can be considered complete.

LOSH

Limit of System Handover

Medium
processes

The defined boundary of what is included in a system handover package.

Tag

Equipment Tag / Identification Tag

Critical
systems

A unique identifier assigned to equipment, instruments, or systems for identification and tracking.

System

Process System

High
systems

A collection of related equipment that performs a specific function in the plant.

Subsystem

Process Subsystem

Medium
systems

A component of a larger system that performs a specific sub-function.

Completions Engineer

Completions Engineer

High
roles

The engineer responsible for managing the completions process for assigned systems or areas.

Commissioning

Commissioning Activities

High
phases

The process of bringing systems and equipment into operation by testing and verifying performance.

Pre-commissioning

Pre-commissioning Activities

High
phases

Initial testing and verification activities performed before full commissioning.

Handover

System Handover

Critical
phases

The formal transfer of completed systems from construction/commissioning to operations.

Operations

Operations Team

High
roles

The team responsible for operating and maintaining systems after handover.

P&ID

Piping and Instrumentation Diagram

High
documents

A detailed diagram showing the piping and instrumentation of a process system.

Drawing Register

Drawing Register

Medium
documents

A comprehensive list of all drawings related to a project, including revision status.

Quick Reference: Completions Flow

ITR-A

Construction records

MC-1

Mechanical completion

PC-1

Pre-commissioning

HC-1

Handover complete