 Construction was begun in 2011.This route alleviates heavy traffic at Sha'ar Mizrach Junction (Highway 1 and Route 60) by providing an alternative route via Begin to central Jerusalem and Route 443 to Tel Aviv for residents of Beit Hanina, Shuafat, Pisgat Ze'ev and Neve Ya'akov.The preliminarily named "50/20 Interchange" was officially opened on 5 May 2013 and renamed after Benzion Netanyahu, the Israeli historian and father of Benjamin Netanyahu.