2013年3月18日,国家发改委正式批复了《宁波—舟山港六横公路大桥项目建议书》,标志着该项目正式立项。“宁波—舟山港六横跨海大桥”项目,总投资约为175.2亿元,全长约40公里,其中拟建设长约22公里的跨海桥梁,长约18公里的陆地接线。全线采用高速公路标准建设,双向四车道,设计行车时速100公里。六横跨海大桥接线起自舟山市六横岛干岩村,连接 March 18, 2013, the National Development and Reform Commission officially approved the “Ningbo - Zhoushan Port Bridge Road Bridge Project Proposal”, marking the official project. The project of “Ningbo - Zhoushan Port and Six Transverse Sea Crossing” has a total investment of 17.52 billion yuan and a total length of 40 kilometers, of which it is planned to build a cross-sea bridge of about 22 kilometers and a land connection of about 18 kilometers in length. The entire line of highway construction standards, two-way four lanes, design speed of 100 kilometers per hour. Six cross-sea bridge wiring from the six cross-Island dry Zhoushan village, connecting