eastbound approach (SI 2009/1568) : J7-J9 (SI 2009/1570) 2010 : J8-J10A (SI 2010/284) : J4-J7 (SI 2010/775) (Northern Ireland): J1-J3 (NISR 2010/173) (Northern Ireland): Divis Street (A501)-M1 (NISR 2010/173) 2011 : J6A-J10 (SI 2011/1015, Cost: £9 million (equivalent to £ million in ), Length: 10 miles) : J25-J28 (SI 2011/909, Cost: £9.5 million (equivalent to £ million in ), Length: 16 miles) : J24-J28 (WSI 2011/94, Cost: £7 million (equivalent to £ million in ), Contractor: Balfour Beatty, Length: 10 miles) 2012 : J10-J13 (SI 2012/985, Cost: £327 million (equivalent to £ million in ), Length: 15 miles) : J1-J1A southbound approach (southbound) (SSI 2012/344) : J2-J3 (SI 2012/104) : J7-J10 (SI 2012/2134) : J25-J30 (SI 2012/1865, Cost: £136 million (equivalent to £ million in ), Length: 15 miles ) : M9 J1A approach (SSI 2012/343) : J1C-J2, J2-J3 (southbound) and remainder of M9 J1A spur (SSI 2012/147) : Eastbound approach and slip roads (all directions) at M90 J2 (SSI 2012/145) 2013 : J19-J20 (SI 2013/1123, Cost: £86 million (equivalent to £ million in ), Length: 3 miles) : J15-J17 (SI 2013/1123, Cost: £86 million (equivalent to £ million in ), Length: 3 miles) : J5-J8 (SI 2013/1201) : J5-J7 (SI 2013/2397) : J16-J23 (SI 2013/3167) : J23-J27 (SI 2013/2396) : J27-J30 (SI 2013/3166) 2015 : J28-35A (SI 2015/1701) : J39-J42 (SI 2015/408) : J2-J4A (SI 2015/241) : J10A-J13 (SI 2015/8) 2016 : J16-J19 (SI 2016/437, Cost: £65.4 million (equivalent to £ million in ), Length: 14 miles) : J9-J11 (eastbound) (SI 2016/988, Cost: £7 million (equivalent to £ million in ), Length: 3 miles) 2017 : J4A-J6 (SI 2017/77, Cost: £45.4 million (equivalent to £ million in ), Contractor: Balfour Beatty, Vinci (joint venture), Length: 11 miles) : J8-J18 (SI 2017/793, Cost: £298.9 million (equivalent to £ million in ), Contractor: Balfour Beatty, BAM Nuttall, Carillion, Costain, Morgan Sindall (joint venture), Length: 12 miles) : J18-J20 (SI 2017/793, Cost: £298.9 million (equivalent to £ million in ), Contractor: Balfour Beatty, BAM Nuttall, Carillion, Costain, Morgan Sindall (joint venture), Length: 5 miles) /: J1-J1C (SSI 2017/129, Length: 5 miles) 2018 : J23A-J25 (SI 2018/819, Cost: £120 million (equivalent to £ million in ), Contractor: Costain, Galliford Try (joint venture), Length: 7 miles) : J16-J19 (SI 2018/717, Cost: £192-247million, Contractor: Carillion, Kier (joint venture), Length: 18 miles) 2019 : J3-J12 (SI 2019/1430, Cost: £848 million (equivalent to £ million in ),