A Design Method for the Roadside Clear Zone Based on Accident Simulation Analysis

Table 8

Results.

No.	Mileage peg	(km·h^−1)	R (m)	(m)	h (m)	h/l	Lower limit value of m (m)	Allowable RCZ width (m)	Benefit-cost ratio (benefit/cost/10,000 yuan)	Social stability risk	Setting the RCZ
1	K2 + 960∼K4 + 070	105	+∞	3	1.65	0.161	7.48	10.97	3.18 (379/119)	0.216	Yes
2	K4 + 070∼K5 + 182	99	+∞	3	1.43	0.166	6.59	10.97	1.59 (196/123)	0.216	Yes
3	K5 + 182∼K6 + 225	88	3,900	3	1.78	0.223	—	—	—	—	No
4	K6 + 225∼K7 + 330	88	3,900	3	2.23	0.280	—	—	—	—	No
5	K7 + 330∼K8 + 416	83	3,500	3	2.51	0.315	—	—	—	—	No
6	K8 + 416∼K9 + 550	70	3,800	3	1.63	0.151	5.41	10.97	1.13 (124/110)	0.216	Yes
7	K9 + 550∼K10 + 615	75	3,800	3	1.34	0.164	5.79	10.97	0.66 (81/122)	—	No
8	K10 + 615∼K11 + 718	69	1,800	3	1.08	0.136	5.52	10.97	0.89 (87/97)	—	No
9	K11 + 718∼K12 + 800	67	2,000	3	1.89	0.237	—	—	—	—	No
10	K12 + 800∼K13 + 910	73	2,000	3	1.14	0.143	5.55	10.97	2.16 (224/103)	0.216	Yes
11	K13 + 910∼K15 + 105	69	2,000	3	1.43	0.179	—	—	—	—	No
12	K16 + 105∼K16 + 358	69	1,500	3	1.05	0.132	5.78	10.97	2.00 (188/94)	0.216	Yes