Glossary

Terms beginning with T

tailoring

Altering or adapting defined practices, methods and processes to suit particular context or circumstances.

Note: tailoring is used to ensure governance and management is appropriate and proportionate.

termination

Termination is the premature closure of a work component because it is no longer needed or viable, or because the risks associated with it have become unacceptably high.

tolerance

The agreed deviation above and below a plan’s baseline without escalation to the next level of management.

Note: tolerance can be applied to schedule, cost, quality, scope, benefit and risk.

Note: tolerances for quality are normally set in the requirements and specifications.

tranche (project delivery)

In the context of project delivery, a tranche is a subdivision of a programme designed to enable an incremental approach to delivery of outputs, outcomes and benefits.

transformation

A distinct change to the way an organisation conducts all or part of its business.

two-way traceability

The ability to trace both forward and backward (for example, from requirement to an element of the solution and from the solution element back to requirement). It can also be applied in other areas, such as to output-outcome-benefits mapping, and solution-plan mapping.