The purpose of the HFIP is to define how the Human Factors Engineering activities necessary for the successful delivery of a particular system will be conducted.
As well as the principles involved, the Plan normally describes the organisation, processes and controls necessary over the entire life cycle of the system from the concept phase through to decommissioning.
The seven domains defined by the US Army under its MANPRINT[1] programme are: Manpower - The number of military and civilian personnel required and potentially available to operate, maintain, sustain and provide training for systems Personnel - The cognitive and physical capabilities required to be able to train for, operate, maintain and sustain systems.
The UK Ministry of Defence (MoD) adopted a similar HFI approach to MANPRINT in the early 1990s, but excluded Soldier Survivability.
[4] The HFI plan scope defines the relationship between all the activities and the Human Factors domains and provides a systematic approach to ensure that: