Spectacular Rostrevor water main burst sends huge spout The burst main at the corner of Porter Tce and Stradbroke Rd, Rostrevor. Picture: Colin James Source: adelaidenow A BURST main has created a spectacular water jet and caused traffic restrictions at Rostrevor. The main burst at the intersection of Porter Tce and Stradbroke Rd about 6pm, creating a water jet up to 15m high. Crews are working to repair the damage and traffic restrictions are expected to be in place at the intersection throughout the night.