Common causes of commercial truck accidents include driver fatigue, distracted driving, improper loading, mechanical failures, and violations of traffic or safety regulations. Understanding the specific cause is crucial for your case, as it helps in identifying liable parties and proving negligence. An experienced firm like Paul Knopf Bigger Trial Lawyers can meticulously investigate the cause of the accident to build a strong case on your behalf, aiming to demonstrate how these factors contributed to the incident and seek appropriate compensation for your losses.