Install acceleration lane, protected right turn lane, S-lane, painted channelisation, remove sight distance restrictions at intersection
Install profile (audio-tactile) edge and centre line, w-beam barrier on roadside and retro reflective pavement markers (RRPMs) on centre or edge lines, upgrade seal to high level non-skid surface, improve sealed shoulder up to 2.5m on curve
Improve superelevation, install w-beam barrier on roadside, motorcycle underrun on existing w-beam barrier, new curve and advisory speed signs and curve alignment markers (CAMs)
Improve sealed shoulder up to 2.5m on curve, install new curve and advisory speed signs, w-beam barrier on roadside and retro reflective pavement markers (RRPMs) on centre / edge lines, upgrade seal to high level non-skid surface
Change cross intersection into staggered T junctions, left to right configuration
Install w-beam barrier on roadside
Install vehicle activated signs (VAS), upgrade seal to high level non-skid surface, wet surface crashes only, install concrete barrier on median
Install guideposts with reflectors, new curve and advisory speed signs, new seal on unsealed surface with delineation treatments and shoulder from no shoulder to 0.5-1m sealed on straight and up to 2.5m on curves
Upgrade seal to high level non-skid surface, wet surface crashes only
Install w-beam barrier on roadside, motorcycle underrun on existing w-beam barrier, wire rope barrier on roadside, curve alignment markers (CAMs) and road feature signs, crest / dip etc