Mechanical failures in semi-trucks, tractor-trailers and other large trucks can lead to catastrophic accidents, causing severe injuries and even fatalities. The sheer size and weight of these vehicles make any malfunction particularly dangerous, not only for the truck driver but also for other road users. Understanding the causes of these mechanical failures is important to determining liability and recovering damages through legal claims.

Here are the most common types of mechanical failures that can result in trucking accidents:

• Wheel separations can occur due to improper installation, worn bearings, or broken axles. This can cause the truck to lose control, potentially leading to multi-vehicle collisions. The detached wheel itself becomes a hazardous projectile on the roadway.

• Brake failures can result from inadequate maintenance, defective brake components or overheating. When brakes fail, a truck may be unable to stop in time to avoid an accident, especially in situations requiring sudden stops, such as traffic jams or pedestrian crossings.

• Worn tires reduce a truck's traction, making it more difficult to control, especially in adverse weather conditions. Worn tires are also more prone to blowouts, which can cause the driver to lose control. Regular tire inspections and replacements are essential.

• Steering system failure can result from malfunctioning components, hydraulic leaks or manufacturing defects. If the steering system fails, the driver may be unable to maneuver the truck, leading to potential collisions. This type of failure is particularly hazardous on winding roads or in heavy traffic.

• Transmission issues, such as slipping gears or complete transmission failure, can prevent a truck from accelerating or decelerating properly. This can be particularly dangerous when merging onto highways or climbing steep inclines. Transmission failures often stem from poor maintenance or the use of defective parts.

• Faulty wiring can lead to electrical or lighting failures, which can affect a truck's ability to communicate with other vehicles on the road. Non-functional lights or signals increase the risk of accidents, especially at night or in poor visibility conditions. These issues can arise from improper installations, wear and tear, or manufacturing defects.

• Suspension system failure can occur due to worn components, such as shocks or struts, or structural damage. If the suspension system fails, it can cause uneven tire wear, reduced braking efficiency and difficulty in handling, all of which can lead to accidents.

• Axle damage can result from overloading, poor maintenance or manufacturing defects. A damaged axle can compromise the truck's ability to support its load, potentially leading to loss of control or wheel separation. 

When mechanical failures lead to truck accidents, several parties may be held liable. The truck's owner could be responsible for failing to carry out regular and proper maintenance. Maintenance companies might be at fault if they perform substandard repairs or fail to identify potential issues. Manufacturers or suppliers of defective parts may also be liable if their products contribute to the failure. Determining the exact cause of the failure is essential for identifying the responsible party and pursuing legal claims.

The lawyers at Gesmonde, Pietrosimone & Sgrignari, L.L.C. in Hamden and East Haven advocate on behalf of injured victims of truck accidents throughout Connecticut. To discuss your case, please call 203-745-0942 or contact us online.