HC Deb 17 March 1997 vol 292 c421W
Mr. Andrew Smith

To ask the Secretary of State for Transport, pursuant to his answer of 5 March,Official Report, columns 607–609, what are the lengths of road classified as (a) orange and (b) red for traffic congestion according to the maps produced by the national roads network assessment systems for (i)1995,(ii)2005 and (iii)2015 in (1)London,(2)Southern,(3)Midland and (4)Northern regions. [20135]

Mr. Watts

[holding answer 13 March 1997]: The table indicates the lengths of road (miles)classified as orange or red according to the stress maps produced by the national roads assessment system. The figures are given by region for 1995 and forecast years 2005 and 2015 for low and high traffic growth forecasts.

Year and traffic forecast
1995 2005 2015
Region Low High Low High
London
Orange 24 70 67 38 30
Red 57 75 83 117 150
Southern
Orange 212 224 235 250 285
Red 83 211 294 341 519
Midland
Orange 171 301 385 395 485
Red 115 213 324 407 685
Northern
Orange 159 273 316 353 360
Red 61 142 258 309 573