Investigation of Contributing Factors to Traffic Crashes and Violations: A Random Parameter Multinomial Logit Approach

Table 1

Descriptive statistics of different violation types.

Classification	Violation type	Citation	Safety equipment repair order (SERO)	Warning	Sum	Percentage	Citation/sum	Citation/sum by classification
Unintentional violation	Vehicle breakdown	0	470	2628	3098	9.11	0.00%
Minor violation	Not respecting a traffic sign	1168	0	3437	4605	13.54	25.36%	35.53%
	Improper lane change	700	0	1804	2504	7.36	27.96%
	Using phone	1458	0	2200	3658	10.75	39.86%
	Not respecting pedestrian crossing	144	0	347	491	1.44	29.33%
	Right of way violation	1148	0	1444	2592	7.62	44.29%
	Excessive speeding	4747	0	7761	12508	36.77	37.95%
Serious violation	Aggressive driving	656	0	242	898	2.64	73.05%	93.08%
	Alcohol/drug driving	2812	0	16	2828	8.31	99.43%
Crash	Crash with violation	799	0	38	837	2.46	95.46%
	Total	13,632	470	19,917	34,019	100.00	100.00%