Dimension

Indicator

Sources

Observations

Capacity, access and availability

Train frequency
(thousand passenger train-km per route-km)

Passenger train -km: UIC, Railisa online database, http://www.uic.org/spip.php?article1352
Route-km: ORR, National Rail Trends Yearbook, 2010-11, Table 6.4,
http://www.rail-reg.gov.uk/upload/
xls/nrt-yearbook-2010-11.xls

Geographical coverage: Great Britain

Asset or capacity utilisation

Percentage of passengers in excess of capacity - total
(percentage)

PiXC: ORR, National Rail Trends Yearbook, 2010-11, Table 2.4a,
http://www.rail-reg.gov.uk/upload/
xls/nrt-yearbook-2010-11.xls

Geographical coverage: London terminals only
This is a measure of crowding

Service quality and reliability

Public Performance Measure
(index - Maximum = 100)

PPM: ORR, National Rail Trends Yearbook, 2010-11, Table 2.1a,
http://www.rail-reg.gov.uk/upload/
xls/nrt-yearbook-2010-11.xls

Geographical coverage: Great Britain

Asset condition

Infrastructure failures
(Infrastructure asset failures per train-km)

Infrastructure failures: ORR, Network Rail monitor 2009-10, http://www.rail-reg.gov.uk/upload/pdf/network_rail
_monitor_2009-10q4.pdf and ORR, Network Rail monitor 2008-09, http://www.rail-
reg.gov.uk/upload/pdf/397.pdf
Passenger train -km: International Union of Railways (UIC), Railisa online database, http://www.uic.org/spip.php?article1352

Geographical coverage: Great Britain

Safety

Reported casualties excluding suicides
(fatalities per billion passenger-km)

Reported casualties: Rail Safety and Standards Board, Safety Performance Reports,
http://www.rssb.co.uk/SPR/REPORTS/
Pages/default.aspx
Franchised passenger-km: ORR, National Rail Trends Yearbook, 2010-11, Table 1.3c, http://www.rail-reg.gov.uk/upload/
xls/nrt-yearbook-2010-11.xls

Geographical coverage: Great Britain Reported casualties include fatalities, major injuries, minor injuries and shock trauma