# Commission Regulation (EC) No 692/2008 of 18 July 2008 implementing and amending Regulation (EC) No 715/2007 of the European Parliament and of the Council on type-approval of motor vehicles with respect to emissions from light passenger and commercial vehicles (Euro 5 and Euro 6) and on access to vehicle repair and maintenance information (Text with EEA relevance), Appendix 3: Standard Road Cycle (SRC)

Extent: E+W+S+N.I.

Introduction
The standard road cycle (SRC) is a kilometre accumulation cycle. The vehicle may be run on a test track or on a kilometre accumulation dynamometer.
The cycle consists of 7 laps of a 6 km course. The length of the lap may be changed to accommodate the length of the mileage accumulation test track.
Standard Road cycle
Lap
Description
Typical acceleration rate m/s2
1
(start engine) idle 10 seconds
0
1
Moderate acceleration to 48 km/h
1,79
1
Cruise at 48 km/h for 1/4 lap
0
1
Moderate deceleration to 32 km/h
– 2,23
1
Moderate acceleration to 48 km/h
1,79
1
Cruise at 48 km/h for 1/4 lap
0
1
Moderate deceleration to stop
– 2,23
1
Idle 5 seconds
0
1
Moderate acceleration to 56 km/h
1,79
1
Cruise at 56 km/h for 1/4 lap
0
1
Moderate deceleration to 40 km/h
– 2,23
1
Moderate acceleration to 56 km/h
1,79
1
Cruise at 56 km/h for 1/4 lap
0
1
Moderate deceleration to stop
– 2,23
2
idle 10 seconds
0
2
Moderate acceleration to 64 km/h
1,34
2
Cruise at 64 km/h for 1/4 lap
0
2
Moderate deceleration to 48 km/h
– 2,23
2
Moderate acceleration to 64 km/h
1,34
2
Cruise at 64 km/h for 1/4 lap
0
2
Moderate deceleration to stop
– 2,23
2
Idle 5 seconds
0
2
Moderate acceleration to 72 km/h
1,34
2
Cruise at 72 km/h for 1/4 lap
0
2
Moderate deceleration to 56 km/h
– 2,23
2
Moderate acceleration to 72 km/h
1,34
2
Cruise at 72 km/h for 1/4 lap
0
2
Moderate deceleration to stop
– 2,23
3
idle 10 seconds
0
3
Hard acceleration to 88 km/h
1,79
3
Cruise at 88 km/h for 1/4 lap
0
3
Moderate deceleration to 72 km/h
– 2,23
3
Moderate acceleration to 88 km/h
0,89
3
Cruise at 88 km/h for 1/4 lap
0
3
Moderate deceleration to 72 km/h
– 2,23
3
Moderate acceleration to 97 km/h
0,89
3
Cruise at 97 km/h for 1/4 lap
0
3
Moderate deceleration to 80 km/h
– 2,23
3
Moderate acceleration to 97 km/h
0,89
3
Cruise at 97 km/h for 1/4 lap
0
3
Moderate deceleration to stop
– 1,79
4
idle 10 seconds
0
4
Hard acceleration to 129 km/h
1,34
4
Coastdown to 113 km/h
– 0,45
4
Cruise at 113 km/h for 1/2 lap
0
4
Moderate deceleration to 80 km/h
– 1,34
4
Moderate acceleration to 105 km/h
0,89
4
Cruise at 105 km/h for 1/2 lap
0
4
Moderate deceleration to 80 km/h
– 1,34
5
Moderate acceleration to 121 km/h
0,45
5
Cruise at 121 km/h for 1/2 lap
0
5
Moderate deceleration to 80 km/h
– 1,34
5
Light acceleration to 113 km/h
0,45
5
Cruise at 113 km/h for 1/2 lap
0
5
Moderate deceleration to 80 km/h
– 1,34
6
Moderate acceleration to 113 km/h
0,89
6
Coastdown to 97 km/h
– 0,45
6
Cruise at 97 km/h for 1/2 lap
0
6
Moderate deceleration to 80 km/h
– 1,79
6
Moderate acceleration to 104 km/h
0,45
6
Cruise at 104 km/h for 1/2 lap
0
6
Moderate deceleration to stop
– 1,79
7
idle 45 seconds
0
7
Hard acceleration to 88 km/h
1,79
7
Cruise at 88 km/h for 1/4 lap
0
7
Moderate deceleration to 64 km/h
– 2,23
7
Moderate acceleration to 88 km/h
0,89
7
Cruise at 88 km/h for 1/4 lap
0
7
Moderate deceleration to 64 km/h
– 2,23
7
Moderate acceleration to 80 km/h
0,89
7
Cruise at 80 km/h for 1/4 lap
0
7
Moderate deceleration to 64 km/h
– 2,23
7
Moderate acceleration to 80 km/h
0,89
7
Cruise at 80 km/h for 1/4 lap
0
7
Moderate deceleration to stop
– 2,23
The standard road cycle is represented graphically in the following figure:

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Source: https://www.legislation.gov.uk/eur/2008/692/annex/VII/appendix/3 (the official version)
Page: https://openlegislation.uk/eu-regulation-2008-692/annex-VII/appendix-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.