DRIVER UNINJURED WHEN TRANSIT MIX TRUCK OVERTURNSRoger Curry, 34, of 801? Se~|pulveda Blvd, driver of a transit muC cement truck, escaped injury' although his truck, loaded with £*6 tons of cement, overturned at the Intersection of Balboa Blvd and Sherman Way, Sepulveda, police report.Curry was trapped in the truck, but was able to crawl through the window of the overturned vencle, j He told police he had swerved to avoid colliding with a car driven by W C Jackson, 79. of Los An-, geles Jackson was northbound on Balboa Blvd. and was about to make a right turn at the time of the accident, police said- **