A driver nearly drove their truck off the Ballard Bridge at approximately 4 p.m. on Tuesday. According to the Seattle Department of Transportation (SDOT), two southbound lanes and the left northbound lanes are blocked. They said to expect heavy delays. Photos of the crash show the truck's front two wheels off the ground, hanging over the railing on the bridge. According to the Seattle Fire Department (SFD), the driver exited the truck on their own before paramedics arrived and did not need medical assistance.  Authorities are unsure of what led up to the crash or anyone was injured. The truck was removed around 5:30 p.m., according to SFD. This is a developing story. Check back for updates: https://www.king5.com/article/traffic/driver-crashes-truck-ballard-bridge-significant-traffic-delays/281-d08c5638-b0c9-4ca4-b89d-f7692e02ae29