Modular Fighting Rigs Controlled User Trial


  1. Ste-Croix, C.
  2. Pajuluoma, G.
  3. Morton, A.
  4. Angel, H.
  5. Thomson, M.
  6. Filardo, E-A.
Corporate Authors
Defence R&D Canada - Toronto, Toronto ONT (CAN);Humansystems Inc, Guelph ONT (CAN)
An eleven day evaluation was undertaken at Canadian Forces (CF) Base Petawawa. A total of 40 Canadian Army (CA) soldiers undertook a battery of human factors tests while wearing each of the MFR candidate systems (MFR A1, MFR A2, MFR A3, MFR B, MFR C, and MFR D), and the in-service tactical vest (TV). A total of 6 soldiers did not complete the entire trial due to various injuries. Two of these participants were replaced after the first day with other soldiers. The participants were divided into four different roles, rifleman, C9 gunner, M203 gunner, and commander, for the entire trial. Each subject had approximately one day wearing each of the assigned conditions. Human factors tests included assessments of ease of donning; emergency doffing; fit; adjustability; compatibility with clothing/equipment, weapons systems, and vehicles; comfort and compatibility with selected mobility; gunfighter drills and live fire activities; and battle tasks in the form of an obstacle course. As an additional part of the trial participants tried two different types of hydration systems with the various trial vests. All of the trial vests, excluding MFR D, performed well across the tasks in this trial. The majority of the ratings for each criterion across each were between ‘barely acceptable’ and ‘reasonably acceptable’. MFR B appeared to be the most acceptable trial vest across most of the tasks with typically the highest user acceptance ratings. However, most of the criteria were rated

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Modular Fighting Rig
Report Number
DRDC-TORONTO-CR-2013-035 — Contractor Report
Date of publication
01 Jan 2013
Number of Pages
Electronic Document(PDF)

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