1. The test road longitudinal slope shall not exceed ±2 %.

2. The test road longitudinal slope shall not exceed ± 2 %.

3. The test road longitudinal slope shall not exceed ± 2 per cent.

4. In order to determine the applicability of the type of anemometry to be used, the arithmetic average of the wind speed shall be determined by continuous wind speed measurement, using a recognized meteorological instrument, at a location and height above the road level alongside the test road where the most representative wind conditions will be experienced.