Past Projects Past Projects AllHighways Belfast Busway M1 and M2 M5 Junctions 23-25 Driver Information and Queue Protection M50 Traffic Flow Optimisation M4 Junctions 3-12 SMP M20 Junctions 3-5 M1 Junctions 13-16 SMP M6 J13-15 SMP A282 Junction 1 Improvements M621 Junctions 1 – 7 M6 Junctions 16 – 19 SMP A19 Silverlink M5 Junctions 4a – 6 SMP M23 Junctions 8 – 10 SMP NRTS-2 bid to Highways England M6 Junctions 10-13 Managed Motorway M5 Junctions 4a-6 Smart Motorway