Transport Sector Impacts of a Border between Ireland and Northern Ireland after a Hard Brexit

Table 3

Summary of scenario design values for CL1.

Scenario	Direction	Time of day	Volume (2018) (veh/h)	Volume (2019) (veh/h)	Car (%)	HGV (%)	Dwell time (s)		Speed (km/h)
							Car	HGV
Peak‐short delay	IE–UK	16:00–17:00	1331	1395	92.6	7.4	20	35	100–120
	UK–IE	16:00–17:00	1362	1427	93.7	6.3	20	35	100–120
Peak‐long delay	IE–UK	16:00–17:00	1331	1395	92.6	7.4	40	70	100–120
	UK–IE	16:00–17:00	1362	1427	93.7	6.3	40	70	100–120
Off‐peak‐short delay	IE–UK	07:00–08:00	449	471	78.2	21.8	20	35	100–120
	UK–IE	07:00–08:00	904	947	85.4	14.6	20	35	100–120
Off‐peak‐long delay	IE–UK	07:00–08:00	449	471	78.2	21.8	40	70	100–120
	UK–IE	07:00–08:00	904	947	85.4	14.6	40	70	100–120
Free flow‐short delay	IE–UK	01:00–02:00	107	112	73.8	26.2	20	35	100–120
	UK–IE	01:00–02:00	51	53	78.4	21.6	20	35	100–120
Free flow‐long delay	IE–UK	01:00–02:00	107	112	73.8	26.2	40	70	100–120
	UK–IE	01:00–02:00	51	53	78.4	21.6	40	70	100–120