Why Prefabricated Track Seams Fail and How to Prevent It Prefabricated running track seams can open when sheet movement, weak bonding or an unstable base concentrates stress at the joint. Preventing failure requires compatible materials, relaxed roll stock, accurate trimming and consistent adhesive contact. For stadium owners and installation teams, the most useful investigation starts with the failure surface: determine whether the rubber has torn, the adhesive has separated or the foundation has moved before selecting a repair.