Question to the Department for Transport:

To ask Her Majesty’s Government, further to the Written Answer by Lord Ahmad of Wimbledon on 27 September (HL1845), on a convenient date in the last month, what percentage of the M1 Motorway was subject to a speed limit under 70 mph as consequence of roadworks causing unexpected restrictions of more than one week.

From 00:01 on 03/10/2016 to 23:59 on 09/10/2016, the percentage of the M1 subject to speed restrictions was 16.7 per cent northbound and 17.2 per cent southbound.