HC Deb 17 December 1979 vol 976 c80W
Mr. Penhaligon

asked the Minister of Transport what power law exponents for wheel loads of 50 kilonewtons have been derived according to the incremental analysis by the Transport and Road Research Laboratory of the damaging effect of wheel loads on strong, medium and weak road pavements.

Mr. Kenneth Clarke

The report on this analysis has not yet been completed; it will be published as soon as it becomes available, in accordance with my right hon. Friend's intentions in respect of the publication of such reports.