Defining Highway Node Acceptance Capacity (HNAC): Theoretical Analysis and Data Simulation

Table 2

Background traffic input on main road and the merging traffic volume.

Heavy vehicle mixing ratio (%)	Concentration on main road (veh/km ∗ l)	Concentration step (veh/km ∗ l)	Merging traffic volume (veh/;h ∗ l)	Merging traffic volume step (veh/h ∗ l)
0	33–69	4	100–50%	100
5	31–67	4	100–50%	100
10	30–66	4	100–50%	100
15	29–65	4	100–50%	100
20	28–64	4	100–50%	100
25	26–62	4	100–50%	100
30	25–61	4	100–50%	100
35	23–59	4	100–50%	100
40	22–58	4	100–50%	100
45	21–57	4	100–50%	100
50	20–56	4	100–50%	100