PSI - Issue 22

Cristina Reis et al. / Procedia Structural Integrity 22 (2019) 189–193 Author name / Structural Integrity Procedia 00 (2019) 000 – 000

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o No Signaling; o Human failure; o Others.

Road interruption period, in minutes;



 Type of emergency plan, defined by the emergency coordinator and by the local emergency manager: o Red /Category A;

o Yellow /Category B; o Orange /Category C.

 Accident with or without people. With this data, accident variables were characterized, in order to identify accidents critical factors and patterns. 3. Results The created database allowed to perform a series of calculations sets, in order to identify accident patterns and most common factors. Table 1 shows the summary values for the occurrences and/or accidents occurred in 2014 in Portugal, according to the criteria defined above. In total 282 occurrences were registered in Portugal during the year of 2014, but only the 50 accidents with high impact will be considered. Table 2 presents the summary values for the occurrences and/or accidents that were registered in Portugal in 2017. In total, 29 accidents were recorded in Portugal, 19 of which were personal accidents caused by the movement of rolling stock, 7 at level crossings and 3 derailments.

Table 1. Data on accidents in Portugal, 2014.

Variable Month with most occurrences Weekday with most occurrences

January (8) Monday (13) Afternoon (20) 216.375 Minutes Accident with persons caused by moving rolling stock (31) Category C (22)

Most frequent day period Average interruption time Most frequent accident

Most common emergency plan type Most common accident severity Number of accidents with people

Serious (19)

43

Table 2. Data on accidents in Portugal, 2017.

Variable Month with most occurrences Weekday with most occurrences

May (8)

Tuesday (8)

Most frequent day period Average interruption time Most frequent accident

Afternoon (10) 608 Minutes

Accident with persons caused by moving rolling stock (19)

Most common emergency plan type Most common accident severity Number of accidents with people

Orange (24) Mortal (18)

27