Clarkson traffic halted after truck rollover The scene of a truck rollover in Clarkson today. Onlookers in Clarkson where a truck lost its load and rolled. CRANES were needed to right an earth-moving truck that lost its load at a roundabout in Clarkson and rolled, leaving traffic in the area blocked all day. Traffic along Hester and Marmion Avenues was blocked for most of the day after the truck, carrying earth moving equipment, lost its load and spilled fuel. Emergency services at the scene worked to right the earth mover and clear the spill, using a crane as assistance. No one was injured in the incident. Roads in the area were reopened about 5pm.