Police are investigating after a person was hurt when a boat hit a jetty under the Mandurah Estuary Bridge last night. A WA Police spokesperson said the incident took place about 7pm on Thursday, when a four-metre white boat struck the jetty.The aftermath of a boat crash in Mandurah on Thursday night. Night News“There were two people on board, with one person sustaining minor injuries,” the spokesperson said.In the aftermath of the crash, a large piece of the jetty could be seen broken and splintered away.Anyone who saw the incident, or the boat beforehand, is being urged to contact Crime Stoppers.