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Selon le ministère des Travaux publics, les travaux sont subdivisés en 3 sections.
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Section 1: Babadjou-Welcome to Bamenda (35,050 km) en 2 lots Babadjou-Matazem et Matazem-Welcome to Bamenda.
Section 2: Voie de contournement de la falaise de Bamenda (4,930 km).
Section 3 traversée urbaine: Ecole des champions-Agence de voyage Amour Mezam junction-finance junction-veterinary junction-hospital roundabout-food market- city chemist roundabout-veterinary junction (11,990 km).
Source : Celcom Mintp