HC Deb 21 February 1983 vol 37 cc335-6W
Mr. Mudd

asked the Secretary of State for Transport what are the forecast flows of traffic on each section of the M25; and what proportion of such traffic is projected as being in respect of heavy goods vehicles.

Mrs. Chalker

The forecast flows per 16-hour day in 1987, the expected first full year of operation of the complete M25, are in the following ranges:

Section ofM25 Vehicles per day
from to (000s)
A225 A2 55–75
A2 M20 55–70
M20 A21 (Badgers Mount) 50–60
A21 M26/A21 (Sevenoaks) 50–60
M26/A21 A22 50–60
A22 M23 50–65
M23 A217 50–60
A217 A243 40–50
A243 A3 45–55
A3 A320 55–75
A320 M3 65–80
M3 A30 60–75
A30 Airport Spur 70–80
Airport Spur M4
M4 M40 60–65
M40 A412 55–60
A412 A404 55–65
A404 A405 65–75
A405 A41 45–55
A41 M1 45–50
M1 A6 30–35
A6 A1(M) 40–50
A1(M) A111 50–55
A111 A10 40–45
A10 A121 45–50
A121 M11 50–60
M11 A12
A12 A127 35–40
A127 A13 35–40
A13 A225 (Dartford Tunnel) 50–60


Heavy goods vehicles (over 30 cwt. unladen) are expected to account for 15 per cent. to 20 per cent. of these figures except between M1 and A1(M), where the proportion is likely to reach 25 per cent.

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