Table D.1: Major roads performance indices

Indicator

2005

2006

2007

2008

2009

2010

Major roads performance index 

100

99

101

106

110

115

Capacity, access and availability

100

100

100

100

100

100

Motorway density

100

100

100

99

99

99

Motorway density

100

101

101

101

102

102

Motorway density

100

100

98

98

98

99

Asset or capacity utilisation

100

99

98

98

99

100

Average capacity utilisation of motorways

100

99

98

98

99

100

Service quality and reliability

100

93

92

105

104

104

Average vehicle delay on the slowest 10 per cent of journeys on the Strategic Road Network

100

93

92

105

104

104

Asset condition

100

101

101

101

102

103

Motorways and HA managed trunk roads asset condition

100

101

101

101

102

103

Carbon emissions

100

101

102

105

108

108

Carbon emission by road vehicles

100

101

102

105

108

108

Safety

100

103

112

129

145

172

Fatalities on all roads

100

103

112

129

145

172