AAOM Handbook

MS.06 Specify Irregular Additions & Omissions

Context

The Production and Service strategies for an process are developed to deliver the required performance targets, and a good Production and Service strategies will identify most of the Work Packages that will regularly be required in the Operating Master Schedule. Hence, the process of Setting the Master Operating Schedule has to this point focused on building the schedule around the Work Packages for Production and Service Strategies that are regular and recurring. The optimised Operating Master Schedule is used to estimate the confidence of delivering the Performance Targets for the process. Hence, it is essential that the schedule include all work that will impact on the operation of the process and the performance levels delivered. This may include work that is outside of the scope of the regular, recurring Production and Service strategies, for example; • mine development, equipping and ore depletion work in accordance with the life of mine plan and schedule, • Production or Service strategy items for which the frequency or scale will be altered by unusual circumstances, • irregular Asset Integrity Work, • other capital work that will affect process operating times, rates, quality etc.

Any of these potential irregular additions or omissions to the Operating Master Schedule need to be specified for update of the Schedule.

Purpose

To specify any irregular additions or omissions to the Operating Master Schedule.

Quantity

• One set of specifications for each Activity that is to be included as a ‘once off’ in the Operating Master Schedule. • One set of specifications for Activities that must have one or more occurrences ‘suppressed’ in the Operating Master Schedule.

Quality

In identifying irregular additions or omissions from the Operating Master Schedule consider the following; • the detailed work required by the Life of Mine plan and schedule, • circumstances that will reduce or increase the frequency or scale of

Production and Service strategy activities, • Asset Integrity work that occurs irregularly,

© McAlear Management Consultants 2006

Operational Planning: Set Operating Master Schedule

Updated: August 2018

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